Advances in the role of a plant coagulant ( Cynara cardunculus ) in vitro and during ripening of cheeses from several milk species
Open accessAbstract
Extracts from dried flowers of Cynara cardunculus have been employed successfully for many centuries in Portugal and some regions of Spain for the manufacture of traditional cheeses.
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28 of 126 cited sources checked · 20 supported · 1 flagged · accuracy not yet measured
- Premisecitation
The rates of breakdown of β-and αs-caseins by extracts of C. cardunculus are not significantly affected by storage time.
“The rates of breakdown of β-and α scaseins by extracts of C. cardunculus were not significantly affected by storage time; however, lyophilised extracts reconstituted in citrate buffer were significantly less proteolytic [60].”
Quote in the paperNot a substantial claim1 of 1 sources checked- cites [60] 60. Tavaria F.K., Sousa M.J., Malcata F.X., Storage and lyophilization effects of extracts of Cynara cardunculus on the degradation of ovine and caprine caseins, Food Chem. 72 (2001) 79-88. source
The Results and discussion section reports that storage time was a statistically significant factor (P<0.05) in the degradation of both β- and αs-caseins. It notes some nonsignificant comparisons between particular storage times, but these do not support the claim that storage time had no significant effect overall. Page numbers were not available in our copy. (LLM, conf=0.91)
Checked by a reasoning model — may be wrong.
Experimental — accuracy not yet measured
- Premisecitation
The lyophilisation process prevents proteolytic breakdown of the milk caseins when the extracts are reconstituted in citrate.
“The lyophilisation process seemed to retard loss of the clotting activity throughout storage, and to prevent proteolytic breakdown of the milk caseins when the extracts were reconstituted in citrate.”
Quote in the paperSubstantial claim1 of 1 sources checked- cites [60] 60. Tavaria F.K., Sousa M.J., Malcata F.X., Storage and lyophilization effects of extracts of Cynara cardunculus on the degradation of ovine and caprine caseins, Food Chem. 72 (2001) 79-88. source
- Premisecitation
Storage at 4 oC decreases significantly the clotting activity of the extracts to a greater extent in fresh than in lyophilised form.
“Tavaria et al. [60] reported that storage at 4 ºC decreased significantly the clotting activity of the extracts to a greater extent in fresh than in lyophilised form.”
Quote in the paperSubstantial claim1 of 1 sources checked- cites [60] 60. Tavaria F.K., Sousa M.J., Malcata F.X., Storage and lyophilization effects of extracts of Cynara cardunculus on the degradation of ovine and caprine caseins, Food Chem. 72 (2001) 79-88. source
- Premisecitation
NaCl concentrations above 5% decrease proteolysis of caseins.
“but NaCl concentrations above 5% decreased proteolysis of caseins [48,55]”
Quote in the paperNot a substantial claim1 of 2 sources checked- cites [48] 48. Sousa M.J.C.F., Plant rennet substitute from flowers of Cynara cardunculus. MSc thesis, Na- tional University of Ireland, Cork, Ireland, 1993.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- cites [55] 55. Sousa M.J., Malcata F.X., Proteolysis of ovine and caprine caseins in solution by enzymatic ex- tracts of Cynara cardunculus, Enzyme Microb. Technol. 22 (1998) 305-314. source
The Experimental data section reports reduced proteolysis of ovine and caprine caseins in the presence of 5% NaCl. It also reports an earlier finding of increasing inhibition of bovine β-casein proteolysis as NaCl rose up to 20%, but this paper did not test ovine or caprine caseins above 5%. The claim’s general threshold of ‘above 5%’ is therefore broader than its own results support. (LLM, conf=0.85)
Experimental — accuracy not yet measured
- Premisecitation
Lyophilised extracts reconstituted in citrate buffer are significantly less proteolytic.
“however, lyophilised extracts reconstituted in citrate buffer were significantly less proteolytic [60].”
Quote in the paperSubstantial claim1 of 1 sources checked- cites [60] 60. Tavaria F.K., Sousa M.J., Malcata F.X., Storage and lyophilization effects of extracts of Cynara cardunculus on the degradation of ovine and caprine caseins, Food Chem. 72 (2001) 79-88. source
- Premisecitation
The lyophilisation process retards loss of the clotting activity throughout storage.
“The lyophilisation process seemed to retard loss of the clotting activity throughout storage, and to prevent proteolytic breakdown of the milk caseins when the extracts were reconstituted in citrate.”
Quote in the paperSubstantial claim1 of 1 sources checked- cites [60] 60. Tavaria F.K., Sousa M.J., Malcata F.X., Storage and lyophilization effects of extracts of Cynara cardunculus on the degradation of ovine and caprine caseins, Food Chem. 72 (2001) 79-88. source
- Premisecitation
The most susceptible site in bovine αs1-casein is Phe23-Phe24.
“The most susceptible site in bovine α s1 -casein is Phe 23 -Phe 24 [32,48] (Fig. 1c).”
Quote in the paperNot a substantial claim1 of 2 sources checked- cites [32] 32. Macedo I.Q., Faro C.J., Pires E.V., Caseinolytic specificity of cardosin, an aspartic protease from the cardoon Cynara cardunculus L.: action on bovine α s -and β-casein and comparison with chymosin, J. Agric. Food Chem. 44 (1996) 42-47. source
- cites [48] 48. Sousa M.J.C.F., Plant rennet substitute from flowers of Cynara cardunculus. MSc thesis, Na- tional University of Ireland, Cork, Ireland, 1993.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- Premisecitation
Proteinases from C. cardunculus show a clear preference for bonds between hydrophobic regions of both αs1-casein (f163-167) and β-casein (f189-193), which were less attacked by chymosin under various experimental conditions.
“Macedo et al. [32] reported that proteinases from C. cardunculus show a clear preference for bonds between hydrophobic regions of both α s1 -casein (f163-167) and β-casein (f189-193), which were less attacked by chymosin under various experimental conditions.”
Quote in the paperNot a substantial claim1 of 1 sources checked- cites [32] 32. Macedo I.Q., Faro C.J., Pires E.V., Caseinolytic specificity of cardosin, an aspartic protease from the cardoon Cynara cardunculus L.: action on bovine α s -and β-casein and comparison with chymosin, J. Agric. Food Chem. 44 (1996) 42-47. source
- Premisecitation
αs2-casein is cleaved at Phe88-Tyr89 in bovine, ovine and caprine caseinates.
“Finally, α s2 -casein was cleaved at Phe 88 -Tyr 89 in bovine [32], ovine and caprine caseinates [55] (Fig. 1d).”
Quote in the paperNot a substantial claim2 of 2 sources checked- cites [32] 32. Macedo I.Q., Faro C.J., Pires E.V., Caseinolytic specificity of cardosin, an aspartic protease from the cardoon Cynara cardunculus L.: action on bovine α s -and β-casein and comparison with chymosin, J. Agric. Food Chem. 44 (1996) 42-47. source
- cites [55] 55. Sousa M.J., Malcata F.X., Proteolysis of ovine and caprine caseins in solution by enzymatic ex- tracts of Cynara cardunculus, Enzyme Microb. Technol. 22 (1998) 305-314. source
- Premisecitation
Proteolysis of β- and αs-caseins in ovine and, to a lesser extent, in caprine caseinates is reduced in the presence of 5% NaCl.
“Caprine caseinate underwent more extensive proteolysis than the ovine one, under similar conditions (i.e.pH 6.5 and pH 5.5); proteolysis of β-and α s -caseins in ovine and, to a lesser extent, in caprine caseinates was reduced in the presence of 5% NaCl [55].”
Quote in the paperSubstantial claim1 of 1 sources checked- cites [55] 55. Sousa M.J., Malcata F.X., Proteolysis of ovine and caprine caseins in solution by enzymatic ex- tracts of Cynara cardunculus, Enzyme Microb. Technol. 22 (1998) 305-314. source
- Premisecitation
Caprine caseinate undergoes more extensive proteolysis than ovine caseinate under similar conditions (pH 6.5 and pH 5.5).
“Caprine caseinate underwent more extensive proteolysis than the ovine one, under similar conditions (i.e.pH 6.5 and pH 5.5); proteolysis of β-and α s -caseins in ovine and, to a lesser extent, in caprine caseinates was reduced in the presence of 5% NaCl [55].”
Quote in the paperNot a substantial claim1 of 1 sources checked- cites [55] 55. Sousa M.J., Malcata F.X., Proteolysis of ovine and caprine caseins in solution by enzymatic ex- tracts of Cynara cardunculus, Enzyme Microb. Technol. 22 (1998) 305-314. source
- Premisecitation
The bond in ovine and caprine αs1-casein most labile to the action of proteinases from C. cardunculus is Phe23-Val24, which produces a set of bands of higher electrophoretic mobility than αs1-casein, corresponding to bovine αs1-I-casein (f24-199).
“The bond in ovine and caprine α s1 -casein most labile to the action of proteinases from C. cardunculus is Phe 23 -Val 24 , which produces a set of bands of higher electrophoretic mobility than α s1 -casein, thus corresponding to bovine α s1 -I-casein (i.e.f24-199) [55].”
Quote in the paperSubstantial claim1 of 1 sources checked- cites [55] 55. Sousa M.J., Malcata F.X., Proteolysis of ovine and caprine caseins in solution by enzymatic ex- tracts of Cynara cardunculus, Enzyme Microb. Technol. 22 (1998) 305-314. source
Split into 2 atoms — 0 confirmed, 2 partially supported, 0 disputed, 0 misattributed, 0 unverifiable. Expand the claim to see per-atom verdicts.
Experimental — accuracy not yet measured
- Premisecitation
Cheeses manufactured with raw milk, pasteurised milk without starter or pasteurised milk with starter addition could not be distinguished by urea-PAGE.
“Sousa and Malcata [51] reported that cheeses manufactured with raw milk, pasteurised milk without starter or pasteurised milk with starter addition could not be distinguished by urea-PAGE;”
Quote in the paperNot a substantial claim1 of 1 sources checked- cites [51] 51. Sousa M.J., Malcata F.X., Influence of pasteur- ization of milk and addition of starter cultures on protein breakdown in ovine cheeses manufac- tured with extracts from flowers of Cynara cardunculus, Food Chem. 57 (1996) 549-556. source
The Abstract says the three cheese types and their water-soluble extracts could not be distinguished by urea-PAGE for up to 7 days. The claim omits that time limit: the Abstract reports clear differences for starter-added cheese at 68 days, and Biochemical analyses describes differing bands at 28 and 68 days. No page number is available in our copy. (LLM, conf=0.92)
Experimental — accuracy not yet measured
- Findingcitation
The bond Phe23-Val24 was cleaved by 7 d but not before 28 d of ripening when animal coagulant was employed.
“however, the bond Phe 23 -Val 24 was cleaved by 7 d but not before 28 d of ripening when animal coagulant was employed”
Quote in the paperNot a substantial claim - Findingnone given
Lyophilised extracts of C. cardunculus reconstituted in citrate buffer have a higher clotting/proteolytic activity ratio than fresh extracts.
“Lyophilised extracts of C. cardunculus (reconstituted in citrate buffer) are recommended for use rather then fresh extracts in the manufacture of cheeses owing to their higher clotting/proteolytic activity ratio.”
Quote in the paperSubstantial claim - Findingnone given
In ovine (and caprine) caseinates, the primary bond cleaved in αs1-casein is Phe23-Val24, followed by Trp156-Tyr157 (Trp164-Tyr165) and Tyr165-Thr166 (Tyr173-Thr174).
“In ovine (and caprine) caseinates, the primary bond cleaved in α s1 -casein is Phe 23 -Val 24 , followed by Trp 156 -Tyr 157 (Trp 164 -Tyr 165 ) and Tyr 165 -Thr 166 (Tyr 173 -Thr 174 )”
Quote in the paperSubstantial claim - Premisecitation
The activity of the plant extract is extremely variable depending on the variety, the stage of maturity, the part of the flower used, the drying time and the final moisture content.
“Consequently, the activity of the plant extract is extremely variable depending on the variety, the stage of maturity, the part of the flower used, the drying time and the final moisture content [1,12,33].”
Quote in the paperNot a substantial claim0 of 3 sources checked- cites [1] 1. Barbosa M., "Cardo" (Cynara cardunculus L.) as vegetable rennet, Boletim do Departamento de Tecnologia e Indústria Alimentar, LNETI- DTIA, Lisboa, Portugal, 1983.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- cites [12] 12. Cordeiro M.C., Pais M.S., Brodelius P.E., Cinarases (proteases) de Cynara cardunculus L.: estudo da actividade enzimática em vários ecotipos de Portugal. First International Sympo- sium NOPROT, Faro, Portugal, September 2-6, 1991.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- cites [33] 33. Martins A.P.L., Vasconcelos M.M.P., Sousa R.B., Thistle (Cynara cardunculus L.) flower as a coagulant agent for cheesemaking: Short char- acterization, Lait 76 (1996) 473-477.
- Rests on an assumption: Standard conditions for the cutting and drying processes do not in practice exist.
- Premisecitation
Longer homogenisation negatively affects the proteolytic activity of the extracts of C. cardunculus.
“whereas longer homogenisation affected it negatively”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [50] 50. Sousa M.J., Malcata F.X., Effects of processing conditions on the caseinolytic activity of pro- teinases from Cynara cardunculus L., Food Sci. Technol. Int. 2 (1996) 255-263.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- Premisecitation
Higher pH positively affects the proteolytic activity of the extracts of C. cardunculus.
“More intense grinding and higher pH affected positively the proteolytic activity of the extracts of C. cardunculus, whereas longer homogenisation affected it negatively; the NaCl had no effect on the proteolytic activity [50].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [50] 50. Sousa M.J., Malcata F.X., Effects of processing conditions on the caseinolytic activity of pro- teinases from Cynara cardunculus L., Food Sci. Technol. Int. 2 (1996) 255-263.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- Premisecitation
At 20% NaCl, proteolysis of β-casein is completely inhibited.
“and at 20% NaCl proteolysis of β-casein was completely inhibited [48].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [48] 48. Sousa M.J.C.F., Plant rennet substitute from flowers of Cynara cardunculus. MSc thesis, Na- tional University of Ireland, Cork, Ireland, 1993.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- Premisecitation
NaCl has no effect on the proteolytic activity of C. cardunculus extracts.
“the NaCl had no effect on the proteolytic activity [50].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [50] 50. Sousa M.J., Malcata F.X., Effects of processing conditions on the caseinolytic activity of pro- teinases from Cynara cardunculus L., Food Sci. Technol. Int. 2 (1996) 255-263.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- Premisecitation
More intense grinding positively affects the proteolytic activity of the extracts of C. cardunculus.
“More intense grinding and higher pH affected positively the proteolytic activity of the extracts of C. cardunculus, whereas longer homogenisation affected it negatively; the NaCl had no effect on the proteolytic activity [50].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [50] 50. Sousa M.J., Malcata F.X., Effects of processing conditions on the caseinolytic activity of pro- teinases from Cynara cardunculus L., Food Sci. Technol. Int. 2 (1996) 255-263.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- Premisecitation
The enzyme preparation is heterogeneous in that three active proteinases (cynarases or cyprosins 1, 2 and 3) could be isolated, purified and partly characterised.
“This enzyme preparation was further shown to be heterogeneous in that three active proteinases (initially referred to as cynarases or cyprosins 1, 2 and 3) could be isolated, purified and partly characterised in terms of activity [6,13,19,27].”
Quote in the paperNot a substantial claim0 of 4 sources checked- cites [6] 6. Campos R., Guerra R., Aguiar M., Ventura O., Camacho L., Chemical characterization of pro- teases extracted from wild thistle (Cynara cardunculus), Food Chem. 35 (1990) 89-97. source
- cites [13] 13. Cordeiro M.C., Jakob E., Puhan Z., Pais M.S., Brodelius P.E., Milk clotting and proteolytic ac- tivities of purified cynarases from Cynara cardunculus -a comparison to chymosin, Milchwissenschaft 47 (1992) 683-700.
- cites [19] 19. Faro C.J., Purificação e caracterização físico- química da protease de Cynara cardunculus L. Ph.D. thesis, Universidade de Coimbra, Portu- gal, 1991.
- cites [27] 27. Heimgartner U., Pietrzak M., Geertsen R., Brodelius P., Silva Figueiredo A.C., Pais M.S.S., Purification and partial characterization of milk clotting proteases from flowers of Cynara cardunculus, Phytochemistry 29 (1990) 1405- 1410. source
- Premisecitation
That enzyme induces milk coagulation through cleavage of the Phe105-Met106 bond in bovine κ-casein.
“Flowers of C. cardunculus were claimed to contain one acid proteinase with two glycosylated sub-units, with molecular masses of 31 and 16 kg .mol -1 ; that enzyme was found to induce milk coagulation through cleavage of the Phe 105 -Met 106 bond in bovine κ-casein [20].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [20] 20. Faro C.J., Moir A.J.G., Pires E.V., Specificity of a milk clotting enzyme extracted from the thistle Cynara cardunculus L.: Action on oxidised in- sulin and κ-casein, Biotechnol. Lett. 14 (1992) 841-846. source
- Premisecitation
In caprine caseinate, β-caseins are hydrolysed to a higher degree than αs-caseins.
“In caprine caseinate, β-caseins were hydrolysed to a higher degree than α s -caseins, and proteolysis by cardosin A was reported to be faster than by cardosin B [47].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [47] 47. Silva S.V., Malcata F.X., Comparative catalytic action of two plant proteinases upon caprine ca- seins in solution, Food Chem. 71 (2000) 207-214. source
- Interpretationcitation
The primary and most susceptible sites for attack by both cardosins in caprine αs1-casein are Phe23-Val24 and Phe153-Tyr154.
“one concludes that the primary (and most susceptible) sites with regard to attack by both cardosins in caprine β-casein are Leu 190 -Tyr 191 and Leu 127 -Thr 128 (Fig. 1b), whereas in caprine α s1 -casein they are Phe 23 -Val 24 and Phe 153 -Tyr 154 (Fig. 1c).”
Quote in the paperSubstantial claim0 of 1 sources checked- cites [47] 47. Silva S.V., Malcata F.X., Comparative catalytic action of two plant proteinases upon caprine ca- seins in solution, Food Chem. 71 (2000) 207-214. source
- Premisecitation
In αs-casein, either in caseinate or in pure forms, both cardosins cleave the peptide bond Phe153-Tyr154.
“Regarding the specificity of cardosins A and B upon β-casein, either in caseinate or in pure forms, the major cleavage sites were found to be Leu 127 -Thr 128 and Leu 190 -Tyr 191 ; conversely, in α s -casein, either in caseinate or in pure forms, both cardosins were reported to cleave the peptide bond Phe 153 -Tyr 154 [47].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [47] 47. Silva S.V., Malcata F.X., Comparative catalytic action of two plant proteinases upon caprine ca- seins in solution, Food Chem. 71 (2000) 207-214. source
- Premisecitation
Regarding specificity of cardosins A and B upon β-casein, either in caseinate or in pure forms, the major cleavage sites are Leu127-Thr128 and Leu190-Tyr191.
“Regarding the specificity of cardosins A and B upon β-casein, either in caseinate or in pure forms, the major cleavage sites were found to be Leu 127 -Thr 128 and Leu 190 -Tyr 191 ; conversely, in α s -casein, either in caseinate or in pure forms, both cardosins were reported to cleave the peptide bond Phe 153 -Tyr 154 [47].”
Quote in the paperSubstantial claim0 of 1 sources checked- cites [47] 47. Silva S.V., Malcata F.X., Comparative catalytic action of two plant proteinases upon caprine ca- seins in solution, Food Chem. 71 (2000) 207-214. source
- Interpretationcitation
The primary and most susceptible sites for attack by both cardosins in caprine β-casein are Leu190-Tyr191 and Leu127-Thr128.
“one concludes that the primary (and most susceptible) sites with regard to attack by both cardosins in caprine β-casein are Leu 190 -Tyr 191 and Leu 127 -Thr 128 (Fig. 1b), whereas in caprine α s1 -casein they are Phe 23 -Val 24 and Phe 153 -Tyr 154 (Fig. 1c).”
Quote in the paperSubstantial claim0 of 1 sources checked- cites [47] 47. Silva S.V., Malcata F.X., Comparative catalytic action of two plant proteinases upon caprine ca- seins in solution, Food Chem. 71 (2000) 207-214. source
- Premisecitation
Bovine, ovine and caprine cheeses display similar levels of TCASN and PTASN.
“Those three types of cheese display similar levels of trichloroacetic acid-soluble nitrogen (TCASN) and phosphotungstic acid-soluble nitrogen (PTASN) [52].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [52] 52. Sousa M.J., Malcata F.X., Comparative bio- chemical evolution during ripening of bovine, ovine and caprine cheeses manufactured with extracts of flowers of Cynara cardunculus, Z. Lebensm. Unters. Forsch. 205 (1997) 97-103.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- Interpretationreasoning
NaCl affects degradation of β-casein via modification (folding or aggregation) of the substrate, making it more resistant to enzymatic attack.
“NaCl affects degradation of β-casein via modification (folding or aggregation) of the substrate, thus making it more resistant to enzymatic attack; however, the hydrophobic nature of β-casein might putatively also allow it to bind to fat globules, and hence protect it from enzymatic attack.”
Quote in the paperNot a substantial claim - Premisecitation
Interspecies comparison of primary proteolysis (WSN/TN) is highest for ovine milk cheese (11.9%).
“Interspecies comparison of primary proteolysis (measured by the amount of watersoluble nitrogen as percent of total nitrogen, WSN/TN) was reported to be highest for ovine milk cheese (11.9%) (Fig. 2) [52].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [52] 52. Sousa M.J., Malcata F.X., Comparative bio- chemical evolution during ripening of bovine, ovine and caprine cheeses manufactured with extracts of flowers of Cynara cardunculus, Z. Lebensm. Unters. Forsch. 205 (1997) 97-103.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- Premisecitation
Peptide profiles of the WSF of cheeses (RP-HPLC) exhibit different patterns depending on the source of milk.
“Sousa [49] reported that the peptide profiles of the water-soluble fraction (WSF) of cheeses (performed by reversed-phase high performance liquid chromatography, RP-HPLC) exhibited different patterns depending on the source of milk (Fig. 4).”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [49] 49. Sousa M.J.C.F., Characterization of the proteolytic action of the flowers of Cynara cardunculus in ovine, caprine and bovine cheeses. Ph.D. thesis, Escola Superior de Biotecnologia, Porto, Portugal, 1998.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- Premisecitation
The bands (b), (c), (e), (f), (h) and (i) in Figure 3 were sequenced as peptides αs1-casein (f24-), produced following cleavage of bond Phe23-Phe24 in bovine αs1-casein, or Phe23-Val24 in ovine and caprine αs1-caseins.
“The bands (b), (c), (e), (f), (h) and (i) in Figure 3 were sequenced as the peptides α s1casein (f24-) (Tab.II), produced following cleavage of bond Phe 23 -Phe 24 in bovine α s1casein, or Phe 23 -Val 24 in ovine and caprine α s1 -caseins [49,52].”
Quote in the paperNot a substantial claim0 of 2 sources checked- cites [49] 49. Sousa M.J.C.F., Characterization of the proteolytic action of the flowers of Cynara cardunculus in ovine, caprine and bovine cheeses. Ph.D. thesis, Escola Superior de Biotecnologia, Porto, Portugal, 1998.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- cites [52] 52. Sousa M.J., Malcata F.X., Comparative bio- chemical evolution during ripening of bovine, ovine and caprine cheeses manufactured with extracts of flowers of Cynara cardunculus, Z. Lebensm. Unters. Forsch. 205 (1997) 97-103.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- Interpretationreasoning
The existence of the other β-casein fragments is probably due to proteinases or peptidases from the milk, coupled with enzymes from the microorganisms prevailing in cheese.
“The existence of the other fragments is probably due to proteinases or peptidases from the milk, coupled with enzymes from the microorganisms prevailing in cheese.”
Quote in the paperNot a substantial claim - Premisecitation
Upon sequencing, bands (a), (d) and (g) of the WISF yielded peptides of the type β-casein(f1-).
“Upon sequencing, the bands (a), (d) and (g) (Fig. 3) of the WISF yielded peptides of the type β-casein(f1-) (Tab.II) [49].”
Quote in the paperSubstantial claim0 of 1 sources checked- cites [49] 49. Sousa M.J.C.F., Characterization of the proteolytic action of the flowers of Cynara cardunculus in ovine, caprine and bovine cheeses. Ph.D. thesis, Escola Superior de Biotecnologia, Porto, Portugal, 1998.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- Premisecitation
Relatively slow hydrolysis of β-casein by coagulant and by starter proteinases leads to gradual appearance of the bitter peptide β-casein (f193-209) as the first degradation product, which resists further degradation well.
“Visser et al. [69,70] concluded that the relatively slow hydrolysis of β-casein by coagulant and by starter proteinases leads to the gradual appearance of the bitter peptide β-casein (f193-209) as the first degradation product, 162 M.J. Sousa, F.X. Malcata”
Quote in the paperNot a substantial claim0 of 2 sources checked- cites [69] 69. Visser S., Hup G., Exterkate F.A., Bitter flavour in cheese. 2. Model studies on the formation and degradation of bitter peptides by proteolytic en- zymes from calf rennet, starter cells and starter cell fractions, Neth. Milk Dairy J. 37 (1983) 169-180.
- cites [70] 70. Visser S., Slangen K., Hup G., Stadhouders J., Bitter flavour in cheese. 3. Comparative gel- chromatographic analysis of hydrophobic pep- tide fractions from twelve Gouda-type cheeses and identification of bitter peptides isolated from a cheese made with a Streptococcus cremoris strain HP, Neth. Milk Dairy J. 37 (1983) 181-192.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- Premisecitation
Bands (a), (d) and (g) have electrophoretic mobilities similar to that of the primary product produced by proteinases from C. cardunculus on β-casein (β-I-casein) in bovine, ovine and caprine caseinates, via cleavage of the most susceptible bond Leu192-Tyr193 in bovine β-casein or Leu190-Tyr191 in ovine and caprine β-caseins.
“Those bands have electrophoretic mobilities similar to that of the primary product produced by proteinases from C. cardunculus on β-casein (i.e.β-I-casein) in bovine [48], ovine and caprine caseinates [56], via cleavage of the most susceptible bond Leu 192 -Tyr 193 in bovine β-casein or Leu 190 -Tyr 191 in ovine and caprine β-caseins (Fig. 1b).”
Quote in the paperSubstantial claim0 of 2 sources checked- cites [48] 48. Sousa M.J.C.F., Plant rennet substitute from flowers of Cynara cardunculus. MSc thesis, Na- tional University of Ireland, Cork, Ireland, 1993.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- cites [56] 56. Sousa M.J., Malcata F.X., Identification of pep- tides from ovine milk cheese manufactured with animal rennet or extracts of Cynara cardunculus as coagulant, J. Agric. Food Chem. 46 (1998) 4034-4041. source
- Interpretationown data
Ovine milk caseins are apparently a less appropriate substrate than bovine milk caseins for the release of hydrophobic peptides brought about by C. cardunculus extracts.
“These results suggest that ovine milk caseins are apparently a less appropriate substrate than bovine milk caseins for the release of hydrophobic peptides brought about by C. cardunculus extracts, in agreement with findings by Carrera et al. [8].”
Quote in the paperSubstantial claim0 of 1 sources checked- cites [8] 8. Carrera E., Gaya P., Medina M., Núñez M., Ef- fect of milk coagulant on the formation of hydro- phobic and hydrophilic peptides during the man- ufacture of cow's milk Hispanico cheese, Milchwissenchaft 54 (1999) 146-149.
- Premisecitation
The peptides β-casein (f1-190) and αs-casein (f24-191) are the primary products originated by both coagulants from the corresponding caseins.
“The peptides β-casein (f1-190) and α s -casein (f24-191) were reported to be the primary products originated by both coagulants from the corresponding caseins [56];”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [56] 56. Sousa M.J., Malcata F.X., Identification of pep- tides from ovine milk cheese manufactured with animal rennet or extracts of Cynara cardunculus as coagulant, J. Agric. Food Chem. 46 (1998) 4034-4041. source
- Premisecitation
Proteolysis was generally more intense and rapid in cheeses containing starter cultures than in starter-free cheeses.
“Proteolysis was generally more intense and rapid in cheeses containing starter cultures than in starter-free cheeses [7,49].”
Quote in the paperNot a substantial claim0 of 2 sources checked- cites [7] 7. Carmona M.A., Sanjuan E., Gomez R., Fernandez-Salguero J., Effect of starter cultures on the physico-chemical and biochemical fea- tures in ewe cheese made with extracts from flowers of Cynara cardunculus L., J. Sci. Food Agric. 79 (1999) 737-744. source
- cites [49] 49. Sousa M.J.C.F., Characterization of the proteolytic action of the flowers of Cynara cardunculus in ovine, caprine and bovine cheeses. Ph.D. thesis, Escola Superior de Biotecnologia, Porto, Portugal, 1998.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- Interpretationreasoning
Differences in cleavage of Phe23-Val24 between plant and animal coagulants were attributable to different enzyme activities.
“so such differences were attributable to different enzyme activities”
Quote in the paperSubstantial claim - Interpretationcitation
Hydrolysis of Phe23-Val24 may account for the fact that ovine and caprine cheeses manufactured with C. cardunculus typically possess smoother textures.
“it may indeed account for the fact that ovine and caprine cheeses manufactured with C. cardunculus typically possess smoother textures.”
Quote in the paperNot a substantial claim - Premisecitation
Hydrolysis of the peptide bond Phe23-Val24 in αs1-casein is associated with a rapid change in the rubbery texture of young curd into a smoother, more homogeneous product.
“Hydrolysis of the peptide bond Phe 23 -Val 24 in α s1casein has been associated with a rapid change in the rubbery texture of young curd into a smoother, more homogeneous product [29];”
Quote in the paperSubstantial claim0 of 1 sources checked- cites [29] 29. Lawrence R.C., Creamer L.K., Gilles J., Texture development during ripening, J. Dairy Sci. 70 (1987) 1748-1760. source
- Interpretationnone given
Cynara cardunculus proteinases acting upon caseins show preference for bonds between bulky regions.
“Cynara cardunculus proteinases acting upon caseins show preference for bonds between bulky regions;”
Quote in the paperSubstantial claim - Interpretationreasoning
Caseins in those cheeses were apparently degraded into products that originated similar electrophoretic patterns.
“this means that caseins were apparently degraded into products that originated similar electrophoretic patterns.”
Quote in the paperNot a substantial claim
- May combine two claims. 59
- Classified as probably not a substantial claim. 13
May combine two claims.
PremisecitationA few problems were encountered in experiments on French and Italian cheeses; these included slightly more acid and bitter flavours and softer curd, with concomitant increased tendencies for loss of shape.
“However, a few problems were encountered; these included slightly more acid and bitter flavours and softer curd, with concomitant increased tendencies for loss of shape [2,3].”
Quote in the paperSubstantial claim1 of 2 sources checked- cites [2] 2. Barbosa M., Valles E., Vassal L., Mocquot G., L'utilisation d'extrait de Cynara cardunculus L. comme agent coagulant en fabrication de fromages à pâte molle et à pâte cuite, Lait 56 (1976) 1-17. source
The organoleptic findings (section 5, page unavailable) report that Cynara-made cheeses were softer and became deformed during ripening. The paper also reports bitterness in Camembert and Gruyère, describing it as pronounced rather than slight. These passages do not report a more acidic flavour or experiments on Italian cheeses. (LLM, conf=0.89)
Experimental — accuracy not yet measured - cites [3] 3. Barbosa M., Corradini C., Battistoni B., Cheesemaking experiments carried out on some Italian cheeses with vegetable rennet from cardo (Cynara cardunculus L.), Sci. Tec. Latt.- Casearia 32 (1981) 203-221.
Probably not a substantial claim: may not pass S3 (load-bearing).
PremisecitationNaCl has no significant effect on the rate of enzyme extraction.
“Salt may be added to the initial aqueous infusion, although it has been shown that NaCl has no significant effect on the rate of enzyme extraction [50,62].”
Quote in the paperNot a substantial claim1 of 2 sources checked- cites [50] 50. Sousa M.J., Malcata F.X., Effects of processing conditions on the caseinolytic activity of pro- teinases from Cynara cardunculus L., Food Sci. Technol. Int. 2 (1996) 255-263.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- cites [62] 62. Tsouli J., Étude comparée de l'activité enzymatique de trois varietés d'artichauts du genre Cynara cardunculus L. sur la coagulation du lait, Lait 44 (1974) 415-421. source
Probably not a substantial claim: may not pass S3 (load-bearing). May combine two claims.
PremisecitationThose two enzymes appear chiefly in the female part of the flowers of C. cardunculus, i.e. in the upper portion (where the ratio of concentrations of cardosin A to cardosin B is also higher); in the lower portion, only cardosin B is present.
“More recent studies [21,63,64] have indicated that those two enzymes appear chiefly in the female part of the flowers of C. cardunculus, i.e. in the upper portion (where the ratio of concentrations of cardosin A to cardosin B is also higher); in the lower portion, only cardosin B is present [9].”
Quote in the paperNot a substantial claim1 of 4 sources checked- cites [21] 21. Faro C.J., Veríssimo P., Lin Y., Tang J., Pires E.V., in: Takahashi K. (Ed.), Aspartic protein- ases: Structure, Function, Biology and Biomed- ical Implications, Plenum Press, New York, USA, 1995, pp. 373-377.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- cites [63] 63. Veríssimo P., Esteves C., Faro C., Pires E., The vegetable rennet of Cynara cardunculus L. con- tains two proteinases with chymosin and pepsin- like specificities, Biotechnol. Lett. 17 (1995) 621-626.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- cites [64] 64. Veríssimo P., Faro C., Moir A.J., Lin Y., Tang J., Pires E., Purification, characterization and par- tial amino acid sequencing of two new aspartic proteinases from fresh flowers of Cynara cardunculus L., Eur. J. Biochem. 235 (1996) 762-768. source
Split into 2 atoms — 0 confirmed, 1 partially supported, 0 disputed, 0 misattributed, 1 unverifiable. Expand the claim to see per-atom verdicts.
Experimental — accuracy not yet measured - cites [9] 9. Castanheira P.M.D., Distribuição diferencial das cardosinas A e B ao longo do pistilo de Cynara cardunculus L., MSc thesis, Universidade de Coimbra, Coimbra, Portugal, 1998.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
PremisecitationThese proteinases share pH optima in the acid range, inhibition by pepstatin and preferential cleavage of peptide bonds between hydrophobic residues.
“These proteinases share pH optima in the acid range, inhibition by pepstatin and preferential cleavage of peptide bonds between hydrophobic residues (as happens with other aspartic proteinases) [64].”
Quote in the paperNot a substantial claim1 of 1 sources checked- cites [64] 64. Veríssimo P., Faro C., Moir A.J., Lin Y., Tang J., Pires E., Purification, characterization and par- tial amino acid sequencing of two new aspartic proteinases from fresh flowers of Cynara cardunculus L., Eur. J. Biochem. 235 (1996) 762-768. source
May combine two claims.
PremisecitationThe bond Tyr95-Leu96 is also cleaved in bovine αs2-casein, whereas the bonds Ser9-Ser10 and Tyr179-Leu180 are cleaved in caprine caseinate as well.
“The bond Tyr 95 -Leu 96 was also cleaved in bovine α s2 -casein [32], whereas the bonds Ser 9 -Ser 10 and Tyr 179 -Leu 180 were cleaved in caprine caseinate as well [55].”
Quote in the paperNot a substantial claim2 of 2 sources checked- cites [32] 32. Macedo I.Q., Faro C.J., Pires E.V., Caseinolytic specificity of cardosin, an aspartic protease from the cardoon Cynara cardunculus L.: action on bovine α s -and β-casein and comparison with chymosin, J. Agric. Food Chem. 44 (1996) 42-47. source
- cites [55] 55. Sousa M.J., Malcata F.X., Proteolysis of ovine and caprine caseins in solution by enzymatic ex- tracts of Cynara cardunculus, Enzyme Microb. Technol. 22 (1998) 305-314. source
May combine two claims.
PremisecitationThe most susceptible bond on bovine β-casein is Leu192-Tyr193, although proteinases from C. cardunculus were reported to cleave Leu127-Thr128, Leu165-Ser166 and every single peptide bond of Ala189-Tyr193 in bovine β-casein as well.
“The most susceptible bond on bovine β-casein is Leu 192 -Tyr 193 , [32,48], although proteinases from C. cardunculus were reported to cleave Leu 127 -Thr 128 , Leu 165 -Ser 166 and every single peptide bond of Ala 189 -Tyr 193 (i.e.Ala 189 -Phe 190 , Phe 190 -Leu 191 , Leu 191 -Leu 192 and Leu 192 -Tyr 193 ) in bovine β-casein as well [32] (Fig. 1b).”
Quote in the paperNot a substantial claim1 of 2 sources checked- cites [32] 32. Macedo I.Q., Faro C.J., Pires E.V., Caseinolytic specificity of cardosin, an aspartic protease from the cardoon Cynara cardunculus L.: action on bovine α s -and β-casein and comparison with chymosin, J. Agric. Food Chem. 44 (1996) 42-47. source
- cites [48] 48. Sousa M.J.C.F., Plant rennet substitute from flowers of Cynara cardunculus. MSc thesis, Na- tional University of Ireland, Cork, Ireland, 1993.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
PremisecitationIn ovine and caprine caseinates, β-caseins are cleaved at both Leu127-Thr128 and Leu190-Tyr191, but in caprine caseinate the bonds Glu100-Thr101 and Leu136-Pro137 are also broken down.
“In ovine and caprine caseinates, β-caseins (i.e.β 1 -and β 2 -casein, which are two variants that differ in their level of phosphorylation, 6 and 5, respectively) are cleaved at both Leu 127 -Thr 128 and Leu 190 -Tyr 191 , but in caprine caseinate the bonds Glu 100 -Thr 101 and Leu 136 -Pro 137 are also broken down [55] (Fig. 1b).”
Quote in the paperNot a substantial claim1 of 1 sources checked- cites [55] 55. Sousa M.J., Malcata F.X., Proteolysis of ovine and caprine caseins in solution by enzymatic ex- tracts of Cynara cardunculus, Enzyme Microb. Technol. 22 (1998) 305-314. source
The Experimental data section reports Leu127–Thr128 and Leu190–Tyr191 cleavage in ovine β-casein, and Glu100–Thr101 and Leu127–Thr128 cleavage in caprine β-casein. Its caprine-site list instead gives Pro136–Leu137 and Leu192–Tyr193, so it does not fully support the claimed caprine bond identities. No page number is available in our copy. (LLM, conf=0.85)
Experimental — accuracy not yet measured
May combine two claims.
PremisecitationThe major cleavage site of bovine and ovine κ-casein is Phe105-Met106, whereas caprine κ-casein is preferentially cleaved at Lys116-Thr117.
“The major cleavage site of bovine [31] and ovine κ-casein is Phe 105 -Met 106 , whereas caprine κ-casein is preferentially cleaved at Lys 116 -Thr 117 [55] (Fig. 1a).”
Quote in the paperNot a substantial claim2 of 2 sources checked- cites [31] 31. Macedo I.Q., Faro C.J., Pires E.V., Specificity and kinetics of the milk-clotting enzyme from Cardoon (Cynara cardunculus L.) toward bo- vine κ-casein, J. Agric. Food Chem. 41 (1993) 1537-1540. source
- cites [55] 55. Sousa M.J., Malcata F.X., Proteolysis of ovine and caprine caseins in solution by enzymatic ex- tracts of Cynara cardunculus, Enzyme Microb. Technol. 22 (1998) 305-314. source
May combine two claims.
InterpretationcitationComparison of results suggests that the bonds in pure caseins (or in sodium caseinate) most susceptible to cardosins A and B are Leu190-Tyr191 and Leu127-Thr128 in β-casein, and Phe23-Val24 and Trp164-Tyr165 in αs1-casein.
“However, comparison of the results reported by Ramalho-Santos et al. [38,39], by Sousa and Malcata [55], and by Silva and Malcata [46] suggests that the bonds in pure caseins (or in sodium caseinate, for that matter) most susceptible to cardosins A and B are Leu 190 -Tyr 191 and Leu 127 -Thr 128 in β-casein (Fig. 1b), and Phe 23 -Val 24 and Trp 164 -Tyr 165 in α s1 -casein (Fig. 1c).”
Quote in the paperNot a substantial claim1 of 4 sources checked- cites [38] 38. Ramalho-Santos M., Veríssimo P., Faro C., Pires E., Action on bovine α s1 -casein of cardosins A and B, aspartic proteinases from the flowers of the cardoon Cynara cardunculus L, Biochim. Biophys. Acta 1297 (1996) 83-89. source
- cites [39] 39. Ramalho-Santos M., Veríssimo P., Faro C., Pires E., Action on bovine β-casein of cardosins A and B, X Congresso Nacional de Bioquímica, Braga, Portugal, 31st October-2nd November, 1996.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- cites [55] 55. Sousa M.J., Malcata F.X., Proteolysis of ovine and caprine caseins in solution by enzymatic ex- tracts of Cynara cardunculus, Enzyme Microb. Technol. 22 (1998) 305-314. source
- cites [46] 46. Silva S.V., Malcata F.X., On the activity and specificity of cardosin B, a plant proteinase, on ovine caseins, Food Chem. 67 (1999) 373-378. source
May combine two claims.
PremisecitationOvine β-casein is degraded by 48.2%, whereas caprine β-casein is degraded by 68.9%, both in caseinate form.
“This is in agreement with Tavaria et al. [60], who reported that ovine β-casein is degraded by 48.2%, whereas caprine β-casein is degraded by 68.9%, both in caseinate form.”
Quote in the paperNot a substantial claim1 of 1 sources checked- cites [60] 60. Tavaria F.K., Sousa M.J., Malcata F.X., Storage and lyophilization effects of extracts of Cynara cardunculus on the degradation of ovine and caprine caseins, Food Chem. 72 (2001) 79-88. source
May combine two claims.
PremisecitationIn solution, the fragment bovine αs1-casein (f24-199) was identified as the major peptide produced by the action of proteinases from C. cardunculus, a result confirmed independently by Macedo et al. [32].
“In solution, the fragment bovine α s1 -casein (f24-199) was identified as the major peptide produced by the action of proteinases from C. cardunculus [48], a result confirmed independently by Macedo et al. [32].”
Quote in the paperNot a substantial claim1 of 2 sources checked- cites [48] 48. Sousa M.J.C.F., Plant rennet substitute from flowers of Cynara cardunculus. MSc thesis, Na- tional University of Ireland, Cork, Ireland, 1993.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- cites [32] 32. Macedo I.Q., Faro C.J., Pires E.V., Caseinolytic specificity of cardosin, an aspartic protease from the cardoon Cynara cardunculus L.: action on bovine α s -and β-casein and comparison with chymosin, J. Agric. Food Chem. 44 (1996) 42-47. source
The Results and Discussion identify αs1-casein Phe24–Trp199 as a peptide produced by cardosin, and the proteolysis pathway describes it as a product of the primary cleavage. The paper does not establish that it was the major peptide by abundance in solution; it also describes subsequent cleavage of that fragment. No page number is available in our copy. (LLM, conf=0.82)
Experimental — accuracy not yet measured
May combine two claims.
PremisecitationOvine cheeses manufactured from raw milk exhibited higher microbial counts than those from pasteurised milk without starter addition; however, the lowest microbial counts were recorded in cheese with starter added.
“Ovine cheeses manufactured from raw milk exhibited higher microbial counts than those from pasteurised milk without starter addition [51]; however, the lowest microbial counts were recorded in cheese with starter added [7,51].”
Quote in the paperNot a substantial claim1 of 2 sources checked- cites [51] 51. Sousa M.J., Malcata F.X., Influence of pasteur- ization of milk and addition of starter cultures on protein breakdown in ovine cheeses manufac- tured with extracts from flowers of Cynara cardunculus, Food Chem. 57 (1996) 549-556. source
- cites [7] 7. Carmona M.A., Sanjuan E., Gomez R., Fernandez-Salguero J., Effect of starter cultures on the physico-chemical and biochemical fea- tures in ewe cheese made with extracts from flowers of Cynara cardunculus L., J. Sci. Food Agric. 79 (1999) 737-744. source
May combine two claims.
Findingown dataIn ovine cheese manufactured with C. cardunculus, Phe23-Val24 is already hydrolysed by 7 d, but not before 28 d of ripening when animal coagulant is employed instead.
“In ovine cheese manufactured with C. cardunculus, Phe 23 -Val 24 is already hydrolysed by 7 d, but not before 28 d of ripening when animal coagulant is employed instead.”
Quote in the paperSubstantial claimMay combine two claims.
Findingown dataThese bands were produced in ovine milk cheeses from the very beginning of ripening, in caprine milk cheeses after 7 d and in bovine milk cheeses after 28 d, and all became more intense as ripening progressed.
“These bands were produced in ovine milk cheeses from the very beginning of ripening, in caprine milk cheeses after 7 d and in bovine milk cheeses after 28 d, and all became more intense as ripening progressed.”
Quote in the paperSubstantial claimMay combine two claims.
Findingnone givenCardosin A and cardosin B both cleaved bovine αs1-casein at the bonds Phe23-Phe24, Trp164-Tyr165 and Phe153-Tyr154; cardosin A further cleaved the bond Tyr165-Tyr166, whereas cardosin B cleaved in addition the bond Phe150-Arg151.
“Cardosin A and cardosin B both cleaved bovine α s1 -casein at the bonds Phe 23 -Phe 24 , Trp 164 -Tyr 165 and Phe 153 -Tyr 154 ; cardosin A further cleaved the bond Tyr 165 -Tyr 166 , whereas cardosin B cleaved in addition the bond Phe 150 -Arg 151”
Quote in the paperSubstantial claimMay combine two claims.
Findingnone givenThe maximum activity of extracts of C. cardunculus was obtained via grinding the stylets for 36 s, using an extraction buffer with pH 5.9 without salt, and after homogenisation of the suspension for 15 min.
“The maximum activity of extracts of C. cardunculus was obtained via grinding the stylets for 36 s, using an extraction buffer with pH 5.9 without salt, and after homogenisation of the suspension for 15 min.”
Quote in the paperSubstantial claimProbably not a substantial claim: may not pass S3 (load-bearing).
PremisecitationOnly the stylets and stigmae (violet part) possess a milk-clotting capacity.
“however, it is now accepted that only the stylets and stigmae (violet part) possess a milk-clotting capacity [19,40].”
Quote in the paperNot a substantial claim0 of 2 sources checked- cites [19] 19. Faro C.J., Purificação e caracterização físico- química da protease de Cynara cardunculus L. Ph.D. thesis, Universidade de Coimbra, Portu- gal, 1991.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- cites [40] 40. Ramalho-Santos M., Pissarra J., Verissimo P., Pereira S., Salema R., Pires E., Faro C.J., Cardosin A, an abundant aspartic proteinase, ac- cumulates in protein storage vacuoles in the stig- matic papillae of Cynara cardunculus L., Planta 203 (1997) 204-212. source
Probably not a substantial claim: may not pass S3 (load-bearing).
PremisecitationDried flowers of C. cardunculus have been successfully employed for many centuries in the Iberian Peninsula for the manufacture of traditional semi-hard cheeses.
“however, dried flowers of C. cardunculus have been successfully employed for many centuries in the Iberian Peninsula for the manufacture of traditional semi-hard cheeses, i.e. such traditional cheese varieties as Serra da Estrela [1,30,44,65], La Serena (from ewe's milk) [23,36,42], Guía (from a mixture of ewe's and cow's milk) [25] and Los Pedroches (from ewe's milk) [7,24,66].”
Quote in the paperNot a substantial claim0 of 4 sources checked- cites [1] 1. Barbosa M., "Cardo" (Cynara cardunculus L.) as vegetable rennet, Boletim do Departamento de Tecnologia e Indústria Alimentar, LNETI- DTIA, Lisboa, Portugal, 1983.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- cites [30] 30. Macedo A., Malcata F.X., Oliveira J.C., The technology, chemistry, and microbiology of Serra cheese: a review, J. Dairy Sci. 76 (1993) 1725-1739. source
- cites [44] 44. Roseiro M.L.B., Ewe's milk cheesemaking in Portugal using a vegetable rennet (a review), Sheep Dairy News 8 (1991) 65-80.
- cites [65] 65. Vieira-de-Sá F., Barbosa M., Cheese-making experiments with a vegetable rennet from cardo (Cynara cardunculus L.), J. Dairy Res. 39 (1972) 335-343.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
PremisecitationThe maximum (estimated) proteolytic activity is obtained after grinding stylets and stigmae for 36 s, using an extraction buffer with pH 5.9 in the absence of salt, and after having homogenised the ground stylets and stigmae in a buffer suspension for 15 min.
“The maximum (estimated) proteolytic activity was obtained after grinding stylets and stigmae for 36 s, using an extraction buffer with pH 5.9 in the absence of salt, and after having homogenised the ground stylets and stigmae in a buffer suspension for 15 min [50].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [50] 50. Sousa M.J., Malcata F.X., Effects of processing conditions on the caseinolytic activity of pro- teinases from Cynara cardunculus L., Food Sci. Technol. Int. 2 (1996) 255-263.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
PremisecitationExtracts of C. cardunculus hydrolyse the insulin B-chain at the carboxylic side of the peptide bond of Phe-X, Leu-X and Ile-X, where X is preferentially Val or Tyr; however, the specificity is not entirely determined by the nature of the residues since Leu11-Val12 of the insulin B-chain was not cleaved.
“Extracts of C. cardunculus were reported to hydrolyse the insulin B-chain at the carboxylic side of the peptide bond of Phe-X, Leu-X and Ile-X, where X was preferentially Val or Tyr; however, the specificity was not entirely determined by the nature of the residues since Leu 11 -Val 12 of the insulin B-chain was not cleaved [20].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [20] 20. Faro C.J., Moir A.J.G., Pires E.V., Specificity of a milk clotting enzyme extracted from the thistle Cynara cardunculus L.: Action on oxidised in- sulin and κ-casein, Biotechnol. Lett. 14 (1992) 841-846. source
May combine two claims.
PremisecitationThe drying process decreases the proteolytic activity, especially that of cardosin B, and thus has a considerable effect on the observed overall proteolytic activity.
“The drying process decreases the proteolytic activity, especially that of cardosin B (which is the stronger enzyme in the crude extract), and thus has a considerable effect on the observed overall proteolytic activity [17].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [17] 17. Esteves C., Estudo comparativo das características bioquímicas dos coalhos de Cynara cardunculus L., Cynara scolymus L., e Cynara humilis L. MSc thesis, Universidade de Coimbra, Portugal, 1995.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
PremisecitationCardosin A is similar to chymosin, whereas cardosin B resembles pepsin.
“it was thus shown that cardosin A is similar to chymosin, whereas cardosin B resembles pepsin.”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [63] 63. Veríssimo P., Esteves C., Faro C., Pires E., The vegetable rennet of Cynara cardunculus L. con- tains two proteinases with chymosin and pepsin- like specificities, Biotechnol. Lett. 17 (1995) 621-626.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
PremisecitationThose proteinases have a pH optimum of 5.1 and are classified as aspartic proteinases.
“Those proteinases were reported to have a pH optimum of 5.1 and they were classified as aspartic proteinases [27].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [27] 27. Heimgartner U., Pietrzak M., Geertsen R., Brodelius P., Silva Figueiredo A.C., Pais M.S.S., Purification and partial characterization of milk clotting proteases from flowers of Cynara cardunculus, Phytochemistry 29 (1990) 1405- 1410. source
Probably not a substantial claim: may not pass S3 (load-bearing). May combine two claims.
PremisecitationVery few aspartic proteinases from plant origin have been isolated and partially characterised to date; one of their unique features is an extra segment of ca. 100 amino acids, which bears no sequence similarity with aspartic proteinases of mammalian or microbial origin.
“Very few aspartic proteinases from plant origin have been isolated and partially characterised to date [59]; one of their unique features is an extra segment of ca. 100 amino acids, which bears no sequence similarity with aspartic proteinases of mammalian or microbial origin [21].”
Quote in the paperNot a substantial claim0 of 2 sources checked- cites [59] 59. Tavaria F., Sousa M.J., Domingos A., Malcata F.X., Brodelius P., Clemente A., Pais M.S., Deg- radation of caseins from milk of different species by extracts of Centaurea calcitrapa, J. Agric. Food Chem. 45 (1997) 3760-3765. source
- cites [21] 21. Faro C.J., Veríssimo P., Lin Y., Tang J., Pires E.V., in: Takahashi K. (Ed.), Aspartic protein- ases: Structure, Function, Biology and Biomed- ical Implications, Plenum Press, New York, USA, 1995, pp. 373-377.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
Probably not a substantial claim: may not pass S3 (load-bearing). May combine two claims.
PremisecitationEach cardosin occurs in dimeric form, with apparent molecular masses of 31 and 15 kg.mol-1 for the monomers of cardosin A, and 34 and 14 kg.mol-1 for those in cardosin B.
“These authors also reported that each cardosin occurs in dimeric form, with apparent molecular masses of 31 and 15 kg .mol -1 for the monomers of cardosin A, and 34 and 14 kg .mol -1 for those in cardosin B.”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [63] 63. Veríssimo P., Esteves C., Faro C., Pires E., The vegetable rennet of Cynara cardunculus L. con- tains two proteinases with chymosin and pepsin- like specificities, Biotechnol. Lett. 17 (1995) 621-626.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
PremisecitationOnly two of the three original peaks (peaks 2 and 3) possessed clotting and proteolytic activities; these two proteinases were later named cardosin A (peak 2) and cardosin B (peak 3).
“Sousa [48] indicated that only two of the three original peaks (peaks 2 and 3) possessed clotting and proteolytic activities; these two proteinases were later named cardosin A (peak 2) and cardosin B (peak 3) [63].”
Quote in the paperNot a substantial claim0 of 2 sources checked- cites [48] 48. Sousa M.J.C.F., Plant rennet substitute from flowers of Cynara cardunculus. MSc thesis, Na- tional University of Ireland, Cork, Ireland, 1993.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- cites [63] 63. Veríssimo P., Esteves C., Faro C., Pires E., The vegetable rennet of Cynara cardunculus L. con- tains two proteinases with chymosin and pepsin- like specificities, Biotechnol. Lett. 17 (1995) 621-626.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
Probably not a substantial claim: may not pass S3 (load-bearing).
PremisecitationFlowers of C. cardunculus contain one acid proteinase with two glycosylated sub-units, with molecular masses of 31 and 16 kg.mol-1.
“Flowers of C. cardunculus were claimed to contain one acid proteinase with two glycosylated sub-units, with molecular masses of 31 and 16 kg .mol -1 ; that enzyme was found to induce milk coagulation through cleavage of the Phe 105 -Met 106 bond in bovine κ-casein [20].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [20] 20. Faro C.J., Moir A.J.G., Pires E.V., Specificity of a milk clotting enzyme extracted from the thistle Cynara cardunculus L.: Action on oxidised in- sulin and κ-casein, Biotechnol. Lett. 14 (1992) 841-846. source
May combine two claims.
PremisecitationThe peptide bond Leu192-Tyr193 in bovine β-casein is the most susceptible to hydrolysis by cardosin A or cardosin B, but the bonds Leu127-Thr128 and Leu165-Ser166 are also cleaved.
“The peptide bond Leu 192 -Tyr 193 in bovine β-casein was reported to be the most susceptible to hydrolysis by cardosin A or cardosin B, but the bonds Leu 127 -Thr 128 and Leu 165 -Ser 166 were also cleaved [39].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [39] 39. Ramalho-Santos M., Veríssimo P., Faro C., Pires E., Action on bovine β-casein of cardosins A and B, X Congresso Nacional de Bioquímica, Braga, Portugal, 31st October-2nd November, 1996.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
PremisecitationCardosin A cleaves insulin B-chain at the bonds Leu15-Tyr16, Leu17-Val18 and Phe25-Try26, whereas cardosin B also cleaves Glu13-Ala14, Ala14-Leu15 and Phe24-Phe25, thus implying a broader specificity for the latter.
“Later, cardosin A was reported to cleave insulin B-chain at the bonds Leu 15 -Tyr 16 , Leu 17 -Val 18 and Phe 25 -Try 26 , whereas cardosin B also cleaved Glu 13 -Ala 14 , Ala 14 -Leu 15 and Phe 24 -Phe 25 , thus implying a broader specificity for the latter [63].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [63] 63. Veríssimo P., Esteves C., Faro C., Pires E., The vegetable rennet of Cynara cardunculus L. con- tains two proteinases with chymosin and pepsin- like specificities, Biotechnol. Lett. 17 (1995) 621-626.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
PremisecitationCardosin A cleaves ovine caseinate at the bonds Phe105-Met106 of ovine κ-casein, Leu127-Thr128, Leu165-Ser166 and Leu190-Tyr191 of ovine β-casein, and Trp164-Tyr165 of ovine αs1-casein.
“Cardosin A cleaved ovine caseinate at the bonds Phe 105 -Met 106 of ovine κ-casein, Leu 127 -Thr 128 , Leu 165 -Ser 166 and Leu 190 -Tyr 191 of ovine β-casein, and Trp 164 -Tyr 165 of ovine α s1 -casein [45]”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [45] 45. Silva S.V., Malcata F.X., On the use of reversed- phase HPLC to characterize the specificity of cardosins from Cynara cardunculus toward ovine caseins, XXVII Scientific Meeting of Chromatography, Lugo, Spain, 1998.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
Probably not a substantial claim: may not pass S3 (load-bearing).
PremisecitationProteolysis by cardosin A is faster than by cardosin B.
“proteolysis by cardosin A was reported to be faster than by cardosin B [47].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [47] 47. Silva S.V., Malcata F.X., Comparative catalytic action of two plant proteinases upon caprine ca- seins in solution, Food Chem. 71 (2000) 207-214. source
Probably not a substantial claim: may not pass S3 (load-bearing). May combine two claims.
PremisecitationThe bonds Leu165-Ser166 and Trp164-Tyr165 are the most susceptible to cardosin B when this enzyme acts upon isolated ovine β- and αs1-caseins, respectively.
“The bonds Leu 165 -Ser 166 and Trp 164 -Tyr 165 were reported by Silva and Malcata [46] to be the most susceptible to cardosin B when this enzyme acted upon isolated ovine βand α s1 -caseins, respectively.”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [46] 46. Silva S.V., Malcata F.X., On the activity and specificity of cardosin B, a plant proteinase, on ovine caseins, Food Chem. 67 (1999) 373-378. source
May combine two claims.
PremisecitationCardosin B cleaves ovine β-casein at three primary sites, viz. Leu127-Thr128, Leu165-Ser166 and Leu190-Tyr191, and ovine αs1-casein at two primary sites, viz. Leu156-Asp157 and Trp164-Tyr165.
“cardosin B cleaved ovine β-casein at three primary sites, viz.Leu 127 -Thr 128 , Leu 165 -Ser 166 and Leu 190 -Tyr 191 , and ovine α s1 -casein at two primary sites, viz.Leu 156 -Asp 157 and Trp 164 -Tyr 165 [46].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [46] 46. Silva S.V., Malcata F.X., On the activity and specificity of cardosin B, a plant proteinase, on ovine caseins, Food Chem. 67 (1999) 373-378. source
May combine two claims.
PremisecitationRatio of hydrophobic to hydrophilic peptides decreases consistently during ripening in bovine and caprine cheeses, attaining 15.0 and 7.3, respectively, by end of ripening; in ovine cheese, this ratio goes through a maximum by 14 d and decreases thereafter to reach 29.9 by 68 d.
“The ratio of hydrophobic to hydrophilic peptides (Tab.I) decreased consistently during ripening in bovine and caprine cheeses, hence attaining 15.0 and 7.3, respectively, by the end of ripening; however, this ratio went through a maximum by 14 d in ovine cheese and decreased thereafter to reach 29.9 by 68 d of ripening [49].”
Quote in the paperSubstantial claim0 of 1 sources checked- cites [49] 49. Sousa M.J.C.F., Characterization of the proteolytic action of the flowers of Cynara cardunculus in ovine, caprine and bovine cheeses. Ph.D. thesis, Escola Superior de Biotecnologia, Porto, Portugal, 1998.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
PremisecitationPercent degradation of bovine αs1-casein is 86% by 68 d of ripening, whereas degradation levels in the αs-casein region are 47% in ovine and 86% in caprine milk cheeses.
“Sousa and Malcata [52] found that the percent degradation of bovine α s1 -casein is 86% by 68 d of ripening, whereas the bands with highest mobility (i.e.those designated as the α s -casein region) exhibit degradation levels of 47% and 86% in ovine and caprine milk cheeses, respectively (Fig. 3).”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [52] 52. Sousa M.J., Malcata F.X., Comparative bio- chemical evolution during ripening of bovine, ovine and caprine cheeses manufactured with extracts of flowers of Cynara cardunculus, Z. Lebensm. Unters. Forsch. 205 (1997) 97-103.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
PremisecitationConcentration of hydrophobic peptides increases up to 68 d of ripening in caprine cheese, and up to 14 d in bovine and ovine cheeses, but apparently decreases thereafter.
“The concentration of hydrophobic peptides (Tab.I) increased up to 68 d of ripening in caprine cheese, and up to 14 d in bovine and ovine cheeses, but apparently decreased thereafter”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [49] 49. Sousa M.J.C.F., Characterization of the proteolytic action of the flowers of Cynara cardunculus in ovine, caprine and bovine cheeses. Ph.D. thesis, Escola Superior de Biotecnologia, Porto, Portugal, 1998.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
PremisecitationDegradation of αs-caseins decreases as NaCl content increases, yielding 86% for bovine and caprine cheeses and 46% for ovine cheeses containing ca. 2.1% or 3.0% NaCl, respectively.
“The degradation of α s -caseins (again assessed by densitometry) decreased as the NaCl content increased (to yield 86% for bovine and caprine cheeses, and 46% for ovine cheeses, containing ca. 2.1% or 3.0% NaCl, respectively) [49], in agreement with results by Noomen [35] for Meshanger-type cheese, and Delacroix and Trossat [15] for Gruyère-type cheeses.”
Quote in the paperNot a substantial claim0 of 3 sources checked- cites [49] 49. Sousa M.J.C.F., Characterization of the proteolytic action of the flowers of Cynara cardunculus in ovine, caprine and bovine cheeses. Ph.D. thesis, Escola Superior de Biotecnologia, Porto, Portugal, 1998.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- cites [35] 35. Noomen A., Activity of proteolytic enzymes in simulated soft cheeses (Meshanger type). 2. Ac- tivity of calf rennet, Neth. Milk Dairy J. 32 (1978) 26-48.
- cites [15] 15. Delacroix-Buchet A., Trossat P., Proteolysis and texture of Gruyere type cheeses. 1. Influence of water activity, Lait 71 (1991) 299-311.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
PremisecitationDegradation of bovine β-casein is 33%, and that of combined β1- and β2-caseins is 33% in ovine and 43% in caprine milk cheeses.
“Degradation of bovine β-casein was 33%, and that of combined β 1 -and β 2 -caseins was 33% and 43% in ovine and caprine milk cheeses, respectively (Fig. 3) [52].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [52] 52. Sousa M.J., Malcata F.X., Comparative bio- chemical evolution during ripening of bovine, ovine and caprine cheeses manufactured with extracts of flowers of Cynara cardunculus, Z. Lebensm. Unters. Forsch. 205 (1997) 97-103.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
PremisecitationAt early ripening, WSN/TN differs significantly between ovine cheese and caprine cheese (8.28%) (P=0.03) and between ovine and bovine cheese (6.59%) (P=0.01), but not between caprine and bovine cheeses (P=0.10).
“Statistically significant differences (on the 5% level) were found for WSN/TN between ovine cheese and either caprine (8.28%) (P = 0.03) or bovine (6.59%) (P = 0.01) cheeses, at early ripening, but no statistically significant differences were found between caprine and bovine cheeses (P = 0.10) [49].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [49] 49. Sousa M.J.C.F., Characterization of the proteolytic action of the flowers of Cynara cardunculus in ovine, caprine and bovine cheeses. Ph.D. thesis, Escola Superior de Biotecnologia, Porto, Portugal, 1998.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
PremisecitationBy 68 d of ripening, WSN/TN is significantly higher for caprine (48.7%) and ovine (46.4%) than for bovine (32.9%) cheeses, and caprine and ovine cheeses differ significantly from one another (P<0.0001).
“These authors also showed that, by 68 d of ripening, WSN/TN was significantly higher for caprine (48.7%) (P < 0.0001) and ovine (46.4%) (P < 0.0001) than for bovine (32.9%) cheeses; however, caprine and ovine cheeses were significantly different from one another (P < 0.0001).”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [49] 49. Sousa M.J.C.F., Characterization of the proteolytic action of the flowers of Cynara cardunculus in ovine, caprine and bovine cheeses. Ph.D. thesis, Escola Superior de Biotecnologia, Porto, Portugal, 1998.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
PremisecitationConcentration of hydrophilic peptides increases up to 68 d of ripening in ovine and caprine cheeses, and up to 56 d in bovine cheese.
“ripening in ovine and caprine cheeses, and up to 56 d in bovine cheese [49].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [49] 49. Sousa M.J.C.F., Characterization of the proteolytic action of the flowers of Cynara cardunculus in ovine, caprine and bovine cheeses. Ph.D. thesis, Escola Superior de Biotecnologia, Porto, Portugal, 1998.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
PremisecitationIn Cheddar cheese, reduction in fat level results in greater degradation of β-casein; concentration of intact β-casein in full fat and low fat Cheddar cheeses after 180 d of ripening were ca. 90% and 58%, respectively.
“In Cheddar cheese manufactured with milk standardised to different fat contents, reduction in the fat level resulted in greater degradation of β-casein; the concentration of intact β-casein in the full fat and low fat Cheddar cheeses after 180 d of ripening were ca.90% and 58%, respectively [22].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [22] 22. Fenelon M.A., Guinee T.P., Primary proteolysis and textural changes during ripening in Cheddar 168 M.J. Sousa, F.X. Malcata cheese manufactured to different fat contents, Int. Dairy J. 10 (2000) 151-158. source
May combine two claims.
Premisecitationγ-caseins arising from degradation of β-casein by plasmin increase in concentration throughout ripening of bovine cheeses, but cannot be identified in WISF of either ovine or caprine cheeses.
“The γ -caseins (i.e.γ 1 -, γ 2 -and γ 3 -caseins) arising from degradation of the β-casein by plasmin [68] increased in concentration throughout ripening of bovine cheeses, but could not be identified in the WISF of either ovine or caprine cheeses [49].”
Quote in the paperNot a substantial claim0 of 2 sources checked- cites [68] 68. Visser S., Proteolytic enzymes and their action on milk proteins (a review), Neth. Milk Dairy J. 35 (1981) 65-88.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- cites [49] 49. Sousa M.J.C.F., Characterization of the proteolytic action of the flowers of Cynara cardunculus in ovine, caprine and bovine cheeses. Ph.D. thesis, Escola Superior de Biotecnologia, Porto, Portugal, 1998.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
Interpretationnone givenProteinases from C. cardunculus (like most coagulants) and, probably to a lesser extent, plasmin hydrolyse caseins down to large- and intermediate-size peptides, which are then broken down by residual coagulant, as well as by proteinases and peptidases from starter and nonstarter bacteria.
“The proteinases from C. cardunculus (like those of most coagulants) and, probably to a lesser extent, plasmin hydrolyse caseins down to large-and intermediate-size peptides, which are then broken down by residual coagulant, as well as by proteinases and peptidases from starter and nonstarter bacteria.”
Quote in the paperSubstantial claimMay combine two claims.
InterpretationcitationThe most susceptible bond of β-casein has been cleaved, so the complementary fragment should be β-casein (f1-192) in bovine β-casein, or β-casein (f1-190) in ovine and caprine β-casein.
“β-casein (f191-) in ovine and caprine cheeses (Tab.III), confirmed that the most susceptible bond of β-casein has been cleaved, so the complementary fragment should be the peptide β-casein (f1-192) (a) in bovine β-casein, or β-casein (f1-190) (d and g) in ovine and caprine β-casein, respectively.”
Quote in the paperSubstantial claimMay combine two claims.
PremisecitationThe main hydrolysis sites associated with C. cardunculus coagulant action are Leu127-Thr128, Leu165-Ser166 and Leu192-Tyr193 in bovine β-casein, Leu127-Thr128 and Leu190-Tyr191 in ovine β-casein, and Leu127-Thr128 and Leu190-Tyr191 in caprine β-casein.
“The main hydrolysis sites identified in association with said coagulant action were Leu 127 -Thr 128 , Leu 165 -Ser 166 and Leu 192 -Tyr 193 in bovine β-casein, Leu 127 -Thr 128 and Leu 190 -Tyr 191 in ovine β-casein [56], and Leu 127 -Thr 128 and Leu 190 -Tyr 191 in caprine β-casein.”
Quote in the paperSubstantial claim0 of 1 sources checked- cites [56] 56. Sousa M.J., Malcata F.X., Identification of pep- tides from ovine milk cheese manufactured with animal rennet or extracts of Cynara cardunculus as coagulant, J. Agric. Food Chem. 46 (1998) 4034-4041. source
May combine two claims.
Interpretationown dataCaseins from bovine, ovine and caprine milk share relatively similar amino acid sequences, implying that they should be similarly hydrolysed in the same susceptible regions.
“Caseins from the three types of milk share relatively similar amino acid sequences (Fig. 1a-d), thus implying that they should be similarly hydrolysed in the (same) susceptible regions.”
Quote in the paperSubstantial claimMay combine two claims.
PremisecitationSousa [49] sequenced peptides β-casein (f128-), β-casein (f166-) and β-casein (f193-) from bovine β-casein, and β-casein (f128-) and β-casein (f191-) from ovine and caprine β-casein, which were probably produced by plant proteinases of interest.
“Sousa [49] sequenced the peptides β-casein (f128-), β-casein (f166-) and β-casein (f193-) from bovine β-casein (Tab.III), and β-casein (f128-) and β-casein (f191-) from ovine and caprine β-casein (Tab.III), which were probably produced by the plant proteinases of interest.”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [49] 49. Sousa M.J.C.F., Characterization of the proteolytic action of the flowers of Cynara cardunculus in ovine, caprine and bovine cheeses. Ph.D. thesis, Escola Superior de Biotecnologia, Porto, Portugal, 1998.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
InterpretationcitationProteinases from C. cardunculus (and also chymosin) have been implicated in the formation of bitter peptides in cheese, so factors that affect retention and activity of coagulant in the curd influence development of bitterness.
“Proteinases from C. cardunculus (and also chymosin) have been implicated in the formation of bitter peptides in cheese, so factors that affect retention (and also activity) of coagulant in the curd will surely influence development of bitterness.”
Quote in the paperSubstantial claimMay combine two claims.
PremisecitationFormation of hydrophobic peptides in cheese manufactured with plant coagulant proceeds for a longer time than in cheese manufactured with chymosin; highest level of hydrophobic peptides occurs by 24 h of ripening when plant coagulant is employed, ca. two-fold that found with chymosin.
“Gaya et al. [26] reported that the formation of hydrophobic peptides in cheese manufactured with plant coagulant proceeded for a longer time than in cheese manufactured with chymosin; these authors also pointed out the highest level of hydrophobic peptides by 24 h of ripening when plant coagulant was employed, which was ca.two-fold that found in cheese manufactured with chymosin.”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [26] 26. Gaya P., Carrera E., Medina M., Nuñez M., For- mation of hydrophobic peptides during the man- ufacture of ewe's milk Manchego cheese using different milk coagulants, Milchwissenchaft 54 (1999) 556-558.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
PremisecitationSeveral peptide fragments were reported in bovine, ovine and caprine β-casein, but only a few could be traced as having been released by coagulant proteinases.
“Several peptide fragments were reported in bovine, ovine and caprine β-casein (Tab.III) [49], but only a few could be traced as having been released by coagulant proteinases.”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [49] 49. Sousa M.J.C.F., Characterization of the proteolytic action of the flowers of Cynara cardunculus in ovine, caprine and bovine cheeses. Ph.D. thesis, Escola Superior de Biotecnologia, Porto, Portugal, 1998.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
PremisecitationExtracts of C. cardunculus or C. humilis have no appreciable effect on bulk composition, but extracts of C. humilis resulted in higher lactic acid content and higher pH values than cheeses produced with C. cardunculus.
“Vioque et al. [66] reported that extracts of C. cardunculus or C. humilis have no appreciable effect on bulk composition, but extracts of the latter resulted in higher lactic acid content and higher pH values than in those cheeses produced with C. cardunculus.”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [66] 66. Vioque M., Gómez R., Sánchez E., Mata C., Tejada L., Fernández-Salguero J., Chemical and microbiological characteristics of ewe's milk cheese manufactured with extracts from flowers of Cynara cardunculus and Cynara humilis, J. Agric. Food Chem. 48 (2000) 451-456. source
May combine two claims.
PremisecitationMicrobiological viable counts (total, coliforms and lactobacilli) were similar in cheeses produced with both types of plant coagulant, although enterobacteria, yeasts and moulds were found at higher viable numbers in cheese produced with C. humilis than with C. cardunculus.
“Those authors reported that microbiological viable counts (total, coliforms and lactobacilli) were similar in cheeses produced with both types of plant coagulant, although enterobacteria, yeasts and moulds were found at higher viable numbers in cheese produced with C. humilis than with C. cardunculus.”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [66] 66. Vioque M., Gómez R., Sánchez E., Mata C., Tejada L., Fernández-Salguero J., Chemical and microbiological characteristics of ewe's milk cheese manufactured with extracts from flowers of Cynara cardunculus and Cynara humilis, J. Agric. Food Chem. 48 (2000) 451-456. source
Probably not a substantial claim: may not pass S3 (load-bearing), S4 (based).
InterpretationreasoningThe fact that in Cheddar and Camembert the bond Phe23-Val24 is rapidly hydrolysed is probably due to the larger amounts of animal rennet added.
“the fact that in Cheddar and Camembert the bond Phe 23 -Val 24 is rapidly hydrolysed is probably due to the larger amounts of animal rennet added”
Quote in the paperNot a substantial claimMay combine two claims.
PremisecitationWSN was higher in cheeses manufactured with extracts of C. cardunculus than with C. humilis, but WSN in cheeses with C. humilis was much higher than in Los Pedroches cheese manufactured with chymosin.
“Vioque et al. [66] showed that WSN was higher in cheeses manufactured with extracts of C. cardunculus than with C. humilis, but WSN in cheeses with C. humilis was much higher than in Los Pedroches cheese manufactured with chymosin [24].”
Quote in the paperNot a substantial claim0 of 2 sources checked- cites [66] 66. Vioque M., Gómez R., Sánchez E., Mata C., Tejada L., Fernández-Salguero J., Chemical and microbiological characteristics of ewe's milk cheese manufactured with extracts from flowers of Cynara cardunculus and Cynara humilis, J. Agric. Food Chem. 48 (2000) 451-456. source
- cites [24] 24. Fernández-Salguero J., Sanjuán E., Influence of vegetable and animal rennet on proteolysis dur- ing ripening in ewe's milk cheese, Food Chem. 64 (1999) 177-183. source
May combine two claims.
InterpretationcitationProteolysis in cheese manufactured with these extracts is associated mainly with the action of this rennet rather than with the prevailing microflora or otherwise adventitious enzymes, and proceeds to a high extent but a low degree.
“Proteolysis in cheese manufactured with these extracts is associated mainly with the action of this rennet rather than with the prevailing microflora or otherwise adventitious enzymes, and proceeds to a high extent but a low degree.”
Quote in the paperSubstantial claimMay combine two claims.
PremisecitationThe type of coagulant has no significant effect upon cheese bulk chemical composition throughout ripening, and no significant microbiological differences were detected between cheeses manufactured with C. cardunculus or animal rennet.
“Comparing averages and 95% confidence intervals, it has been stated [53] that the type of coagulant has no significant effect upon cheese bulk chemical composition throughout ripening, and that no significant microbiological differences were detected between cheeses manufactured with C. cardunculus or animal rennet.”
Quote in the paperSubstantial claim0 of 1 sources checked- cites [53] 53. Sousa M.J., Malcata, F.X., Comparison of plant and animal rennets in terms of microbiological, chemical and proteolysis characteristics of ovine cheese, J. Agric. Food Chem. 45 (1997) 74-81. source
Probably not a substantial claim: may not pass S3 (load-bearing).
PremisecitationThe electrophoretic patterns of the WISF of both cheeses unfold a higher susceptibility of αs- than β-casein to proteolysis.
“The electrophoretic patterns of the WISF of both cheeses were claimed to unfold a higher susceptibility of α s -than β-casein to proteolysis [24,36,53].”
Quote in the paperNot a substantial claim0 of 3 sources checked- cites [24] 24. Fernández-Salguero J., Sanjuán E., Influence of vegetable and animal rennet on proteolysis dur- ing ripening in ewe's milk cheese, Food Chem. 64 (1999) 177-183. source
- cites [36] 36. Núñez M., Fernández-del-Pozo B., Rodríguez- Marin M.A., Gaya, P., Medina M., Effect of veg- etable and animal rennet on chemical, microbio- logical, rheological and sensory characteristics of La Serena cheese, J. Dairy Res. 58 (1991) 511-519. source
- cites [53] 53. Sousa M.J., Malcata, F.X., Comparison of plant and animal rennets in terms of microbiological, chemical and proteolysis characteristics of ovine cheese, J. Agric. Food Chem. 45 (1997) 74-81. source
May combine two claims.
PremisecitationCheeses manufactured with plant coagulant exhibited significantly higher levels of WSN/TN; that coagulant had significantly less proteolytic activity upon αs and β-caseins than animal rennet.
“Cheeses manufactured with plant coagulant exhibited significantly higher levels of WSN/TN; that coagulant had significantly less proteolytic activity upon α sand β-caseins than animal rennet [53].”
Quote in the paperSubstantial claim0 of 1 sources checked- cites [53] 53. Sousa M.J., Malcata, F.X., Comparison of plant and animal rennets in terms of microbiological, chemical and proteolysis characteristics of ovine cheese, J. Agric. Food Chem. 45 (1997) 74-81. source
May combine two claims.
PremisecitationThe peptides β-casein (f128-), β-casein (f166-) and β-casein (f191-) were produced by plant rennet only, whereas β-casein (f164-) and β-casein (f191-) were produced by animal rennet only.
“The peptides β-casein (f128-), β-casein (f166-) and β-casein (f191-) were produced by plant rennet only, whereas β-casein (f164-) and β-casein (f191-) were produced by animal rennet only [56].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [56] 56. Sousa M.J., Malcata F.X., Identification of pep- tides from ovine milk cheese manufactured with animal rennet or extracts of Cynara cardunculus as coagulant, J. Agric. Food Chem. 46 (1998) 4034-4041. source
May combine two claims.
PremisecitationThe peptide αs1-casein (f24-165) is present only in ovine cheese manufactured with C. cardunculus, whereas the peptide αs1-casein (f120-191) was only produced by animal rennet.
“These bands were identified as the peptide α s1 -casein (f24-165), which is present only in ovine cheese manufactured with C. cardunculus, whereas the peptide α s1casein (f120-191) was only produced by animal rennet [56].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [56] 56. Sousa M.J., Malcata F.X., Identification of pep- tides from ovine milk cheese manufactured with animal rennet or extracts of Cynara cardunculus as coagulant, J. Agric. Food Chem. 46 (1998) 4034-4041. source
Classified as probably not a substantial claim.
Study design and conductnone givenIdentical conditions, including standardised amounts of plant and animal coagulants, were employed.
“note that identical conditions, including standardised amounts of plant and animal coagulants, were employed”
Quote in the paperSubstantial claimMay combine two claims.
PremisecitationThe water-soluble fraction of pasteurised milk cheeses with starter addition showed differences by long ripening times relative to raw milk cheeses and pasteurised milk cheeses without starter addition; furthermore, a higher number of peptides was present in pasteurised milk cheeses with starter addition.
“However, their WSF showed differences by long ripening times for pasteurised milk cheeses with starter addition relative to raw milk cheeses and pasteurised milk cheeses without starter addition; furthermore, a higher number of peptides was present in pasteurised milk cheeses with starter addition [49].”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [49] 49. Sousa M.J.C.F., Characterization of the proteolytic action of the flowers of Cynara cardunculus in ovine, caprine and bovine cheeses. Ph.D. thesis, Escola Superior de Biotecnologia, Porto, Portugal, 1998.
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
Interpretationown dataSignificant effects of the breed source of milk were observed with respect to the ripening index (WSN/TN); higher proteolysis was recorded in ovine and caprine than in bovine cheeses.
“Significant effects of the breed source of milk were observed with respect to the ripening index (WSN/TN); higher proteolysis was recorded in ovine and caprine than in bovine cheeses.”
Quote in the paperSubstantial claimMay combine two claims.
Interpretationown dataPasteurisation and addition of starter cultures have no appreciable effect on the characteristics of the cheeses throughout ripening; nevertheless, differences were found between the cheeses in terms of WSN/TN, as well as between cheeses manufactured from pasteurised milk with or without starter addition, in terms of TCASN and PTASN.
“Pasteurisation and addition of starter cultures have no appreciable effect on the characteristics of the cheeses throughout ripening; nevertheless, differences were found between the cheeses in terms of WSN/TN, as well as between cheeses manufactured from pasteurised milk with or without starter addition, in terms of TCASN and PTASN.”
Quote in the paperSubstantial claimProbably not a substantial claim: may not pass S4 (based). May combine two claims.
Interpretationnone givenCardosin A is similar to chymosin, and cardosin B is similar to chymosin, in terms of their specificity and kinetic parameters.
“cardosin A was claimed to be similar to chymosin, whereas cardosin B was claimed to be similar to chymosin, in terms of their specificity and kinetic parameters.”
Quote in the paperNot a substantial claimMay combine two claims.
Interpretationnone givenProteinases of C. cardunculus produced higher levels of the ripening index than commercial animal rennet, even though the former led to lower levels of the ripening depth index (TCASN/TN) and the free amino acid index (PTASN/TN).
“Proteinases of C. cardunculus produced higher levels of the ripening index than commercial animal rennet, even though the former led to lower levels of the ripening depth index (TCASN/TN) and the free amino acid index (PTASN/TN).”
Quote in the paperSubstantial claim
The paper relies on this without support.
Standard conditions for the cutting and drying processes do not in practice exist.
“Standard conditions for the cutting and drying processes do not in practice exist.”
The paper relies on this without support.
Ovine milk has a higher fat content than caprine or bovine milk.
“as ovine milk has a higher fat content than those of the latter”
Claims other papers make about this one
Each is checked against this paper’s own text: does it say what the citing paper says it does?
A comparison between chymosin and cardosins shows that cardosins have a greater proteolytic activity, which leads to the onset of bitter flavors.
“However, a comparison between chymosin and cardosins shows that the latter have a greater PA, which leads to the onset of bitter flavors [44,45].”
From Plant Milk-Clotting Enzymes for Cheesemaking (2022) · cites this paper as [45]
Section 5.1 (p. 162) implicates C. cardunculus proteinases in forming bitter peptides, but also implicates chymosin; it does not establish that greater cardosin activity causes bitter flavors. Section 5.2 (page unavailable) reports significantly less activity by the plant coagulant on α- and β-caseins than by animal rennet in one cheese comparison, so the claimed general activity ranking is not supported. (LLM, conf=0.86)
Experimental — accuracy not yet measured
Self-check
Percentages, sums and reported differences re-computed from the paper’s own numbers.
Each contradiction between two passages listed here was confirmed by an independent check.
Bovine peptide ratio does not decrease consistently
MinorThe claimed consistent decline in the bovine ratio conflicts with increases from day 7 to day 14 and from day 56 to day 68.
“The ratio of hydrophobic to hydrophilic peptides (Tab.I) decreased consistently during ripening in bovine and caprine cheeses”
“Bovine 0 2607.814.9 175.1 7 3226.7 50.4 64.0 14 5615.1 80.1 70.1 28 4521.9132.8 34.1 42 4977.7 222.1 22.1 56 6331.0 470.5 13.5 68 5453.8 363.0 15.0”
Incorrect initial caprine peptide ratio
MinorThe reported hydrophobic-to-hydrophilic ratio is 133.4, but 2332.8 divided by 19.0 is approximately 122.8.
Reported 133.4 · recomputed 122.778947
“Caprine 0 2332.819.0 133.4”
Bovine hydrophobic peptides exceed their stated day-14 peak
MinorThe text says bovine hydrophobic peptides decreased after day 14, but the table gives a higher value at day 56 than at day 14.
“The concentration of hydrophobic peptides (Tab.I) increased up to 68 d of ripening in caprine cheese, and up to 14 d in bovine and ovine cheeses, but apparently decreased thereafter;”
“14 5615.1 80.1 70.1 28 4521.9132.8 34.1 42 4977.7 222.1 22.1 56 6331.0 470.5 13.5”
Cardosin B is likened to two different enzymes
MinorThe conclusions describe cardosin B as chymosin-like, whereas the earlier characterization says it resembles pepsin.
“cardosin A was claimed to be similar to chymosin, whereas cardosin B was claimed to be similar to chymosin, in terms of their specificity and kinetic parameters.”
“it was thus shown that cardosin A is similar to chymosin, whereas cardosin B resembles pepsin.”
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“An exception to this general rule is represented by the aqueous extract and aspartic proteases from the flower of Cynara cardunculus, which have been employed successfully for the manufacture of traditional cheeses from ovine and caprine milk (Sousa and Malcata, 2002).”
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“Significant effects were observed for the type of milk (bovine, ovine and caprine) when cardoon extract was used for milk coagulation [23,24].”
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Bioactive Compounds from Artichoke and Application Potential
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Formation of bitter peptides during ripening of ovine milk cheese made with different coagulants
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Current state of Portuguese dairy products from ovine and caprine milks
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Cynara cardunculus: Use in Cheesemaking and Pharmaceutical Applications
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Engineering a cardosin B-derived rennet for sheep and goat cheese manufacture
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“…thistle flower as coagulant agent leads to the production of high-quality cheeses, and it has been demonstrated that additional cleavage of milk caseins contributes to the final texture and flavor properties of these cheeses (Sousa and Malcata 1997, 2002; Roseiro et al. 2003a; Agboola et al. 2004).”
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Challenging Sustainable and Innovative Technologies in Cheese Production: A Review
Oštarić, F., Antunac, N., Čubrić-Ćurik, V., Čurik, I., Jurić, S., Kazazić, S., Kiš, M., Vinceković, M., Zdolec, N., Špoljarić, J., et al. (2022) · Processes · doi:10.3390/pr10030529 · Cited by 31 · see citing works
O’Mahony, J. A., Sousa-Gallagher, M. J., & McSweeney, P. L. H. (2003) · International Journal of Dairy Technology · doi:10.1046/j.1471-0307.2003.00078.x · Cited by 29 · see citing works
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Milk-Clotting Plant Proteases for Cheesemaking
Mazorra-Manzano, M. A., Moreno-Hernández, J. M., & Ramírez-Suarez, J. C. (2018) · Biotechnological Applications of Plant Proteolytic Enzymes · doi:10.1007/978-3-319-97132-2_2 · Cited by 28 · see citing works
Purification and characterization of a chymosin from Rhizopus microsporus var. rhizopodiformis.
Sun, Q., Wang, X.-P., Yan, Q.-J., Chen, W., & Jiang, Z.-Q. (2014) · Applied Biochemistry and Biotechnology · doi:10.1007/s12010-014-1044-6 · Cited by 25 · see citing works
“4), the principal aspartic protease used for cheese making, has highly specific milk-clotting activity relative to its proteolytic activity [1, 2].”
BackgroundEffect of Plant Originated Coagulants and Chymosin on Ovine Milk Coagulation
Bornaz, S., Guizani, N., Fellah, N., Sahli, A., Slama, M. B., & Attia, H. (2010) · International Journal of Food Properties · doi:10.1080/10942910802144238 · Cited by 25 · see citing works
“In addition, it has been shown that these preferential hydrolysis sites are highly dependent on the milk origin.([41])”
BackgroundTavaria, F. K., Tavares, T. G., Ferreira, A. C. S., et al. (2005) · International Dairy Journal · doi:10.1016/j.idairyj.2005.08.004 · Cited by 24 · see citing works
“The greater proteolytic action promoted by plant rennets (Sousa & Malcata, 2002) may decrease the proteinaceous fraction in the curd, thus facilitating lipolysis and increasing the levels of VFAs.”
BackgroundSelf-citationNivulian-II a new milk clotting cysteine protease of Euphorbia nivulia latex
Badgujar, S. B., & Mahajan, R. T. (2014) · International Journal of Biological Macromolecules · doi:10.1016/j.ijbiomac.2014.07.022 · Cited by 23 · see citing works
Religiosin C, a cucumisin-like serine protease from Ficus religiosa
Sharma, A., Kumari, M., & Jagannadham, M. V. (2012) · Process Biochemistry · doi:10.1016/j.procbio.2012.02.015 · Cited by 23 · see citing works
Digestive Enzymes of the Crustaceans Munida and Their Application in Cheese Manufacturing: A Review
Rossano, R., Larocca, M., & Riccio, P. (2011) · Marine Drugs · doi:10.3390/md9071220 · Cited by 22 · see citing works
“coli, Kluyveromyces lactis, or mammalian cells as hosts [47], Rhizomucor miehei, Cryphonectria parasitica [48], recombinant lamb chymosin [49], bovine pepsin, fungal proteinases from Aspergillus niger [50], Rhizomucor miehei [51], Aspergillus Awamori [52], and Trichoderma reesei [53], yeast proteinases from Saccharomy…”
BackgroundPeynir Üretimi İçin Sütü Pıhtılaştıran Enzimlere Genel Bir Bakış ve Güncel Gelişmeler
Çakmakçı, S., Cantürk, A., & Çakır, Y. (2017) · Akademik Gıda · doi:10.24323/akademik-gida.370264 · Cited by 21 · see citing works
Soltani, M., Şahingil, D., Gokce, Y., & Hayaloğlu, A. A. (2016) · Journal of Dairy Science · doi:10.3168/jds.2016-11179 · Cited by 21 · see citing works
“…60 4.7 a,A 6.5 ab,B 4.5 a,A 9.6 b,B 7.3 ab,A 0.92 90 4.6 a,A 4.5 a,A 4.9 a,A 9.0 b,B 31.3 c,B 1.02 1135 Isopropyl pentanoate 1 3.0 b,A 2.6 b,A 4.1 b,B 0.4 a,A ND 0.82 30 2.0 ab,A 4.2 b,B 1.2 a,A 2.9 ab,AB 1.0 a,A 0.98 60 0.9 a,A 2.4 a,A 1.1 acids (Sousa and Malcata, 2002; Tavaria et al., 2006).”
InfluentialGuiama, D., D, G. L., Ngah, E., R, G. B., K, C. N., Maloga, B., J, M. B., Donn, P., & C, M. M. (2010) · AFRICAN JOURNAL OF BIOTECHNOLOGY · doi:10.5897/ajb10.1079 · Cited by 21 · see citing works
“Unfortunately, most of them were proved unsuitable for cheese making owing to their excessively proteolytic character, which lowers cheese yield and produces bitter flavors in the final cheese (Sousa and Malcata, 2002; Roseiro et al., 2003).”
BackgroundIsolation and Partial Characterisation of Milk-clotting Aspartic Protease from Streblus asper
Sivanesan, S., Ramasamy, D., & Subramanian, S. (2006) · Food Science and Technology International · doi:10.1177/1082013206063839 · Cited by 21 · see citing works
“Rennet not only clots the milk but also plays an important role during cheese maturation, which is a vital and complex process for the balanced development of flavour and texture (Sousa and Malcata, 2002).”
BackgroundAmira, A. B., Mokni, A., Yaich, H., Châabouni, M., Besbes, S., Blecker, C. S., & Attia, H. (2017) · Food Chemistry · doi:10.1016/j.foodchem.2017.05.105 · Cited by 19 · see citing works
Delgado, F. J., Rodríguez-Pinilla, J., Márquez, G., et al. (2015) · European Food Research and Technology · doi:10.1007/s00217-015-2420-3 · Cited by 19 · see citing works
“Sousa and Malcata [29] reviewed the role of vegetable coagulant in cheese proteolysis and reported that SN/TN was significantly higher for ovine (46 %) than for bovine (33 %) milk cheeses after 68 days of ripening.”
BackgroundRoseiro, L. B., Ruiz, J. Á. G., García-Risco, M. R., et al. (2003) · Le Lait · doi:10.1051/lait:2003017 · Cited by 19 · see citing works
Cynara cardunculus as a Multiuse Crop
Mauromicale, G., Pesce, G. R., Curt, M. D., Fernández, J., González, J., Gominho, J., Tabla, R., Roa, I., & Portis, E. (2019) · Compendium of plant genomes · doi:10.1007/978-3-030-20012-1_4 · Cited by 20 · see citing works
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Jaros, D., & Rohm, H. (2017) · Elsevier eBooks · doi:10.1016/b978-0-12-417012-4.00003-x · Cited by 25 · see citing works
Enzyme Technology – Dairy Industry Applications
García, H. S., López-Hernández, A., & HILL, C. G. J. (2016) · Elsevier eBooks · doi:10.1016/b978-0-12-809633-8.09232-3 · Cited by 17 · see citing works
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Zikiou, A., Esteves, A. C., Esteves, E., Rosa, N. D. N., Gomes, S., Martins, A. P. L., Zidoune, M. N., & Barros, M. (2020) · International Dairy Journal · doi:10.1016/j.idairyj.2020.104689 · Cited by 15 · see citing works
Araújo-Rodrigues, H., Martins, A. P. L., Tavaria, F. K., Dias, J. M., Santos, M. T., de Alvarenga, N. B., & Pintado, M. (2023) · Foods · doi:10.3390/foods12040701 · Cited by 16 · see citing works
“Throughout ripening, an increase of WSN is expected due to the primary action of cardoon proteinases on milk casein [8,43,48].”
BackgroundUse of caprifig tree extract as a substitute for calf rennet in goat’s fresh cheese production
Hachana, Y., Aloui, O., & Fortina, R. (2021) · Small Ruminant Research · doi:10.1016/j.smallrumres.2021.106382 · Cited by 13 · see citing works
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“Similar studies have been carried out on the coagulant enzymes of Solanumdubium [28], Albiziajulibrissin[48], andCynaracardunculus [49]; these authors showed that the enzymes of these plants are responsible for the primary hydrolysis of total caseins into peptides of low molecular weight responsible for the bitterness.”
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“For example, C. cardunculus L. extracts have been used in Portugal and Spain in traditional artisanal production of ewe milk cheeses such as Serra da Estrela, Manchego, La Serena, Serpa or Torta del Casar (Prados et al. 2007; Ordiales et al. 2012; Sousa and Malcata 2002).”
Enzyme Technology – Dairy Industry Applications
García, H. S., López-Hernández, A., & HILL, C. G. J. (2011) · Elsevier eBooks · doi:10.1016/b978-0-08-088504-9.00005-2 · Cited by 9 · see citing works
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Verma, V., Singhal, G. S., Joshi, S., Choudhary, M., & Srivastava, N. (2022) · Elsevier eBooks · doi:10.1016/b978-0-12-822475-5.00009-0 · Cited by 7 · see citing works
An Overview of Plant Proteolytic Enzymes
D’Ippólito, S., Guevara, M. G., Tito, F. R., & Tonón, C. V. (2018) · Springer eBooks · doi:10.1007/978-3-319-97132-2_1 · Cited by 8 · see citing works
“2003; Silva and Xavier Malcata 1998; Silva and D. Sebastián et al. 7 Malcata 1999, 2000, 2005; Sousa and Malcata 1997, 1998, 2002).”
Zhao, Q., Huang, A., Wu, G., Guo, Q., Li, M., & Wang, X. (2022) · Food Research International · doi:10.1016/j.foodres.2022.111598 · Cited by 7 · see citing works
Proteases from Calotropis gigantea stem, leaf and calli as milk coagulant source
Rajagopalan, A., Soundararajan, M., & Sukumaran, B. O. (2018) · Turkish Journal of Biochemistry · doi:10.1515/tjb-2017-0268 · Cited by 6 · see citing works
Süt Pıhtılaştırılmasında Kullanılan Bazı Bitkiler
Say, D., & Güzeler, N. (2016) · Nevşehir Bilim ve Teknoloji Dergisi · doi:10.17100/nevbiltek.211004 · Cited by 6 · see citing works
Zhang, T., Yang, Z., Zhang, Y., Yi, L., Duan, F., Zhao, Q., Gu, Y., & Wang, S. (2024) · Food Chemistry · doi:10.1016/j.foodchem.2024.141956 · Cited by 5 · see citing works
Cheeses From Ewe and Goat Milk
Médina, M., & Núñez, M. (2017) · Elsevier eBooks · doi:10.1016/b978-0-12-417012-4.00041-7 · Cited by 7 · see citing works
Purification and characterization of a novel milk-clotting enzyme from Brassica napus seeds.
Elsayed, S., & Azzouny, R. A. A. (2013) · AUSTRALIAN JOURNAL OF BASIC AND APPLIED SCIENCES · Cited by 5 · see citing works
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Rajagopalan, A., Aluru, V., Soundarajan, M., & Sukumaran, B. O. (2021) · Preparative Biochemistry & Biotechnology · doi:10.1080/10826068.2021.1931882 · Cited by 4 · see citing works
“Evaluation of casein degradation pattern that impacts yield and sensory characteristics of cheese is thus vital while assessing the suitability of protease to be a rennet substitute.([34]) Industrial cheese production demands minimum nonspecific proteolysis and precise ratio between protein and peptides.”
BackgroundRamadan, I., El-Wahed, E. A., Rabie, A., & Baky, A. A. (2019) · Zagazig Journal of Agricultural Research · doi:10.21608/zjar.2019.33399 · Cited by 4 · see citing works
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Molina-Valero, G., León, C. B.-D., Correas, N. H., Aquilanti, L., Abellán, A., & Tejada, L. C. (2026) · Antioxidants · doi:10.3390/antiox15010101 · Cited by 1 · see citing works
“More recently, plant-derived coagulants obtained from thistle species have attracted significant interest, both for their role in preserving traditional Mediterranean cheesemaking practices and for their ability to generate unique proteolytic profiles [12–14].”
Tripaldi, C., Palocci, G., Giovanni, S. D., Iacurto, M., Steri, R., Campagna, M. C., Russo, C. D., & Zottola, T. (2021) · Italian Journal of Food Science · doi:10.15586/ijfs.v33i4.2026 · Cited by 1 · see citing works
“This results in cardoon extract preparations that may vary in terms of clotting and proteolytic activities, and may influence the yield and final characteristics of cheese (Sousa and Malcata, 2002).”
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Comparative Mass Spectrometric Analysis of Proteolytic Activity in Wine and Wine Vinegars
Rašková, M., Zlatohlávková, E., & Šebela, M. (2025) · Journal of Mass Spectrometry · doi:10.1002/jms.70003
Gounga, M. E., Ado, R. I., eacu, M. L. S., & Sow, S. (2024) · American Journal of Food Technology · doi:10.3923/ajft.2024.1.14
Maroua Kheloufi, M. M. (2021) · International Journal of Biosciences (IJB) · doi:10.12692/ijb/18.1.185-198
- Authors
- Sousa, M. J., & Malcata, F. X.
- Affiliations
- Universidade Católica Portuguesa (PT)
- ORCID
- Malcata, F. Xavier
- Venue
- Le Lait
- Publisher
- EDP Sciences
- Published
- 2002-03
- Volume
- 82
- Issue
- 2
- Pages
- 151-170
- ISSN
- 0023-7302 (ISSN-L)
- 1297-9694
- OpenAlex
- W2137155130
- Cited by
- 84
- References
- 62
- Citations by year
- 2026: 2 · 2025: 2 · 2024: 3 · 2023: 5 · 2022: 4 · 2021: 5 · 2020: 2 · 2019: 5 · 2018: 8 · 2017: 5 · 2016: 3 · 2015: 2 · 2014: 5 · 2013: 2 · 2012: 3
- FWCI
- 3.97
- Type
- journal article
- Language
- en
- Open access
- bronze
- doi.org
- Locations
- Le Lait (publishedVersion)
- Topics
- Life Sciences › Agricultural and Biological Sciences › Food Science › Proteins in Food Systems
- Life Sciences › Agricultural and Biological Sciences › Plant Science › Cynara cardunculus studies
- Life Sciences › Biochemistry, Genetics and Molecular Biology › Biotechnology › Enzyme Production and Characterization
- Keywords
- Cynara cardunculus, plant coagulant, cheese ripening, proteolysis, casein hydrolysis, ewe's milk cheese, goat cheese, cow's milk cheese, starter cultures, cheese microbiota, thermal processing
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