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Reduction in endotoxemia, oxidative and inflammatory stress, and insulin resistance after Roux-en-Y gastric bypass surgery in patients with morbid obesity and type 2 diabetes mellitus
Abstract
Background Roux-en-Y gastric bypass (RYGB) results in profound weight loss and resolution of type 2 diabetes mellitus (T2DM). The mechanism of this remarkable transition remains poorly defined. It has been proposed that endotoxin (lipopolysaccharide [LPS]) sets inflammatory tone, triggers weight gain, and initiates T2DM. Because RYGB may diminish LPS from endogenous and exogenous sources, we hypothesized that LPS and the associated cascade of oxidative and inflammatory stress would diminish after RYGB.Methods Fifteen adults with morbid obesity and T2DM undergoing RYGB were studied. After an overnight fast, a baseline blood sample was collected the morning of surgery and at 180 days to assess changes in glycemia, insulin resistance, LPS, mononuclear cell nuclear factor (NF)-κB binding and mRNA expression of CD14, TLR-2, TLR-4, and markers of inflammatory stress.Results At 180 days after RYGB, subjects had a significant decrease in body mass index (52.1 ± 13.0 to 40.4 ± 11.1), plasma glucose (148 ± 8 to 101 ± 4 mg/dL), insulin (18.5 ± 2.2 mμU/mL to 8.6 ± 1.0 mμU/mL) and HOMA-IR (7.1 ± 1.1 to 2.1 ± 0.3). Plasma LPS significantly reduced by 20 ± 5% (0.567 ± 0.033 U/mL to 0.443 ± 0.022 E U/mL). NF-κB DNA binding decreased significantly by 21 ± 8%, whereas TLR-4, TLR-2, and CD-14 expression decreased significantly by 25 ± 9%, 42 ± 8%, and 27 ± 10%, respectively. Inflammatory mediators CRP, MMP-9, and MCP-1 decreased significantly by 47 ± 7% (10.7 ± 1.6 mg/L to 5.8 ± 1.0 mg/L), 15 ± 6% (492 ± 42 ng/mL to 356 ± 26 ng/mL) and 11 ± 4% (522 ± 35 ng/mL to 466 ± 35 ng/mL), respectively.Conclusion LPS, NF-κB DNA binding, TLR-4, TLR-2, and CD14 expression, CRP, MMP-9, and MCP-1 decreased significantly after RYGB. The mechanism underlying resolution of insulin resistance and T2DM after RYGB may be attributable, at least in part, to the reduction of endotoxemia and associated proinflammatory mediators.
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“In addition, intranuclear binding of nuclear factor kappa B, a major proinflammatory transcription factor, also fell.”
From Bariatric surgery: remission of inflammation, cardiometabolic benefits, and common adverse effects (2020) · cites this paper as [15]
In the citing paper
“This observation was also noted in 2012, 6 months after a Roux-en-Y gastric bypass (RYGB) procedure [15], where a reduction in plasma concentrations of endotoxin was observed.”
From Bariatric surgery: remission of inflammation, cardiometabolic benefits, and common adverse effects (2020) · cites this paper as [15]
In the citing paper
“Substantial decreases in the expression of toll-like receptors, TLR-4 and TLR-2 (the respective receptors for endotoxin and Gram-positive bacterial products), occurred in mononuclear cells.”
From Bariatric surgery: remission of inflammation, cardiometabolic benefits, and common adverse effects (2020) · cites this paper as [15]
In the citing paper
“Concomitant reductions in plasma concentrations of matrix metallopeptidase (MMP)-9 and C-reactive protein (CRP) were seen and there was also a reduction in the expression of CD14, the marker of activated monocytes.”
From Bariatric surgery: remission of inflammation, cardiometabolic benefits, and common adverse effects (2020) · cites this paper as [15]
In the citing paper
“In addition, there was a parallel reduction in fasting glucose and insulin concentrations, reflected in reduced Homeostatic Model Assessment of Insulin Resistance (HOMA-IR), an index of insulin resistance.”
From Bariatric surgery: remission of inflammation, cardiometabolic benefits, and common adverse effects (2020) · cites this paper as [15]
In the citing paper
“Beyond gastrointestinal derived signals and feeding behavior alteration, contributing factors include the reductions in endotoxemia/inflammation and insulin resistance after bariatric surgery [15].”
From Bariatric surgery: remission of inflammation, cardiometabolic benefits, and common adverse effects (2020) · cites this paper as [15]
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“The attenuation in metabolic endotoxemia also serves as one mechanism that contributes to the resolution of insulin resistance and T2DM after Roux-en-Y gastric bypass (RYGB) (35).”
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“In addition, a rapid weight loss obtained after bariatric surgery is accompanied by decreased endotoxemia and TLR4 and CD14 expressions in mononuclear cells (108).”
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“After successful Roux-en-Y gastric bypass surgery, the reductions in weight and insulin resistance are associated with reductions in circulating LPS and inflammation.(52) The source of the LPS is thought to be the GI tract, with ingestion of high-fat and high-carbohydrate Western-style meals found to produce postprand…”
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“Obese subjects with type 2 diabetes have 76% higher circulating LPS than healthy controls [39] and this high level of LPS decreased significantly after surgical weight loss [45].”
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“Similarly, the reduced inflammation and insulin resistance which follows bariatric surgery (57) are associated to a fall in the circulating levels of molecules with a negative impact on the vascular homeostasis, including ET-1, elements of the reninangiotensin system, and neprilysin (58).”
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“The increase of LPS in the internal circulation can not only cause liver inflammation and promote liver fibrosis but also lead to inflammation of muscle, fat and other tissues, and insulin resistance [20,21].”
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“However, our results are comparable with other studies that evaluated presence of plasma endotoxin in healthy individuals [42-44].”
ResultBariatric surgery: remission of inflammation, cardiometabolic benefits, and common adverse effects
Biobaku, F., Ghanim, H., Monte, S. V., Caruana, J. A., & Dandona, P. (2020) · Journal of the Endocrine Society · doi:10.1210/jendso/bvaa049 · Cited by 68
“A decrease of 50% in HOMA-IR is seen within 1 week following procedures such as RYGB [39].”
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Frank, J., Gupta, A., Osadchiy, V., & Mayer, E. A. (2021) · Nutrients · doi:10.3390/nu13020584 · Cited by 68
“An additional mechanism involved in the effectiveness of bariatric surgery is the significant reduction in systemic low-grade inflammation associated with this procedure [72].”
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“The level of endotoxin, called Lipopolysaccharides (LPS), is also commonly found to be increased in the circulation of obese and diabetic individuals and this condition is termed as Endotoxemia [44,45].”
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“In spite of these differences in the short-term, a recent study comparing minigastric bypass, RYGB, SG and AGB showed that 1 year postoperatively, LBP levels decreased significantly after all 4 procedures [32], which is probably due to the general metabolism improvement described after 1 year from surgery that include…”
BackgroundResultInfluentialBays, H. E., Jones, P. H., Jacobson, T. A., Cohen, D. E., Orringer, C. E., Kothari, S. N., Azagury, D. E., Morton, J. M., Nguyen, N. T., Westman, E. C., et al. (2015) · Journal of clinical lipidology · doi:10.1016/j.jacl.2015.12.002 · Cited by 59
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“Effect of Roux-en-Y gastric bypass surgery on asthma related gene expression Following RYGB there was a significant reduction in body weight, BMI, glucose, insulin, triglycerides, HbA1c, and HOMA-IR (Table 1) and in major oxidative and inflammatory mediators including NFjB and MNC ROS generation (22).”
BackgroundChanges in Neuropsychological Tests and Brain Metabolism After Bariatric Surgery
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“RYGB also leads to a decrease of the chronic state of inflammation that is seen in obesity (16).”
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“Intriguingly, several studies have found that weight loss following RYGB was associated with reduced measures of systemic (3,13-20) and adipose tissue inflammation (13,21,22), suggesting a link between metabolic improvements and reduced inflammation.”
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“revealed a reduction in oxidative stress, systemic inflammation and IR (134), effects that are also shared to some extent”
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“Serum concentrations of LPS decrease after BS, possibly due to decreased gut permeability (Monte et al., 2012).”
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“11 Decreased inflammatory markers observed after RYGB-induced weight loss could also originate from the natural discontinuation of excessive food intake.”
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Debédat, J., Amouyal, C., Aron‐Wisnewsky, J., & Clément, K. (2019) · Seminars in Immunopathology · doi:10.1007/s00281-019-00738-3 · Cited by 45
“Literature has repeatedly reported the decrease of systemic LPS post-BS [150–154], which has even been associated with improvements in insulin resistance and glucose control [151, 153].”
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Kwon, M. J., Ju, T.-J., Heo, J.-Y., Kim, Y.-W., Kim, J., Won, K. C., Kim, J.-R., Bae, Y. K., Park, I.-S., Min, B.-H., et al. (2014) · Endocrinology · doi:10.1210/en.2013-1870 · Cited by 38
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“Recently, in humans, bariatric surgery has been found to be a procedure which results in patients rapidly losing weight, accompanied by the resolution of type 2 diabetes mellitus and a reduction of cardiovascular deaths [45,59].”
BackgroundResultGhanim, H., Monte, S., Caruana, J., Green, K., Abuaysheh, S., & Dandona, P. (2018) · Diabetes Obesity and Metabolism · doi:10.1111/dom.13320 · Cited by 36
“previously published single-centre prospective study on 15 obese type 2 diabetes (T2D) patients undergoing elective RYGB surgery.(8)”
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“Weight loss, on the other hand, leads to the reversal of inflammation in human (26).”
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Impact of Bariatric Surgery on Adipose Tissue Biology
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Changes in Intestinal Permeability after Roux-en-Y Gastric Bypass
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Duodenojejunal Bypass Leads to Altered Gut Microbiota and Strengthened Epithelial Barriers in Rats
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Aravindhan, V., Mohan, V., Arunkumar, N., Sreedharan, S., & Babu, S. (2015) · PLoS ONE · doi:10.1371/journal.pone.0137618 · Cited by 31
“However, others have reported significantly elevated LBP levels under conditions of chronic inflammation like obesity [20], Type-2 diabetes [21] and non-alcoholic fatty-liver disease [22].”
BackgroundFrühbeck, G., Gómez‐Ambrosi, J., Ramírez, B., Becerril, S., Rodrı́guez, A., Mentxaka, A., Valentí, V., Moncada, R., Reina, G., Baixauli, J., et al. (2024) · Cellular and Molecular Life Sciences · doi:10.1007/s00018-024-05124-3 · Cited by 33
Dopaminergic Pathways in Obesity-Associated Inflammation
Leite, F., & Ribeiro, L. V. P. T. (2019) · Journal of Neuroimmune Pharmacology · doi:10.1007/s11481-019-09863-0 · Cited by 34
“…obesity induced by high fat diet (HFD), the expansion of visceral AT (VAT) has detrimental effects in intestinal barrier integrity favoring metabolic dysfunction and, although controversial, (Boutagy et al. 2016) metabolic endotoxemia (Kallio et al. 2015; Lassenius et al. 2011; Monte et al. 2012).”
BackgroundSleeve Gastrectomy Alters Intestinal Permeability in Diet-Induced Obese Mice
Blanchard, C. L., Moreau, F., Chevalier, J., Ayer, A., Garçon, D., Arnaud, L., de Barros, J.-P. P., Gautier, T., Neunlist, M., Cariou, B., et al. (2017) · Obesity Surgery · doi:10.1007/s11695-017-2670-1 · Cited by 27
Patel, A. R., Yusta, B., Matthews, D., Charron, M. J., Seeley, R. J., & Drucker, D. J. (2018) · Molecular Metabolism · doi:10.1016/j.molmet.2018.06.006 · Cited by 25
Gut microbiota in bariatric surgery
Gasmi, A., Bjørklund, G., Mujawdiya, P. K., Semenova, Y. M., Doşa, A., Piscopo, S., Pen, J. J., Benahmed, A. G., & Costea, D. O. (2022) · Critical Reviews in Food Science and Nutrition · doi:10.1080/10408398.2022.2067116 · Cited by 29
“This is confirmed by the fact that post-RYGB improvement in metabolism was characterized by the reduced serum levels of LPS and high sensitivity C-reactive protein (Monte et al. 2012).”
BackgroundChen, H., Qian, L., Lv, Q., Yu, J., Wu, W. H., & Qian, H. (2017) · PubMed Central · Cited by 25
Lu, C., Li, Y., Li, L., Kong, Y., Shi, T., Xiao, H. T., Cao, S., Zhu, H., Li, Z., & Zhou, Y. (2020) · Obesity Surgery · doi:10.1007/s11695-019-04328-y · Cited by 24
Bays, H. E., Jones, P. H., Jacobson, T. A., Cohen, D. E., Orringer, C. E., Kothari, S. N., Azagury, D. E., Morton, J. M., Nguyen, N. T., Westman, E. C., et al. (2015) · Journal of clinical lipidology · doi:10.1016/j.jacl.2015.12.003 · Cited by 23
Guo, Y. H., Liu, C., Liu, G., Huang, Z., & Zou, D. (2019) · Journal of Diabetes · doi:10.1111/1753-0407.12906 · Cited by 25
“We believe that colon tissue is superior for research on gut permeability due to the abundance of intestinal flora colonization.32 The present study showed a correlation between the improvement in metabolic endotoxemia and the strength of gut barrier function after RYGB.”
BackgroundInfluentialHärma, M., Adeshara, K. A., Istomin, N., Lehto, M. J., Blaut, M., Savolainen, M. J., Hörkkö, S., Groop, P., Koivukangas, V., & Hukkanen, J. (2020) · Surgery for Obesity and Related Diseases · doi:10.1016/j.soard.2020.10.021 · Cited by 22
Camilleri, M. (2022) · Diabetes Obesity and Metabolism · doi:10.1111/dom.14899 · Cited by 22
“This assay has a sensitivity range of 0.1 to 1.0 EU/ml and a normal value range from 0.15 to 0.35 EU/ml.22 Expressing endotoxin concentrations in EU addresses the issue of different potencies of different endotoxins.”
BackgroundInfluentialWang, M., Li, L., Chen, Y., Lian, G., Wang, J., Zhang, J., Shan, K., Shang, L., Tian, F., & Jing, C. (2020) · Obesity Surgery · doi:10.1007/s11695-020-04974-7 · Cited by 22
“Meanwhile, the expression of inflammation-related receptors (CD14, TLR4, and TLR2), NF-κB DNA binding, and C-reactive protein (CRP) is significantly reduced after bariatric surgery [14, 46].”
BackgroundLee, J., Geng, S., Li, S., & Li, L. (2021) · Frontiers in Immunology · doi:10.3389/fimmu.2021.627036 · Cited by 24
Sala, P., Torrinhas, R. S., Fonseca, D. C., Machado, N. M., Singer, J., Singer, P., Ravacci, G. R., Belarmino, G., Ferreira, B. D. A. M., Marques, M. Q., et al. (2020) · Nutrition · doi:10.1016/j.nut.2020.110885 · Cited by 21
Khoo, C. M., Chen, J., Pamuklar, Z. N., & Torquati, A. (2013) · Annals of Surgery · doi:10.1097/sla.0b013e318294d19c · Cited by 21
André, P., de Barros, J.-P. P., Merle, B. M. J., Samieri, C., Helmer, C., Delcourt, C., & Féart, C. (2021) · American Journal of Clinical Nutrition · doi:10.1093/ajcn/nqab126 · Cited by 20
Kochumon, S., JACOB, T. K., Koshy, M., Al‐Rashed, F., Sindhu, S. T. A. K., Al‐Ozairi, E., Al‐Mulla, F., Rosen, E. D., & Ahmad, R. (2022) · The Journal of Immunology · doi:10.4049/jimmunol.2100928 · Cited by 19
Thomsen, S. B., Rathcke, C. N., Jørgensen, N. B., Madsbad, S., & Vestergaard, H. (2013) · Journal of Obesity · doi:10.1155/2013/361781 · Cited by 18
“recently documented that RYGB reduces the fasting plasma levels of LPS and other pro-inflammatory mediators in type 2 diabetes, and it is plausible that this reduction in the inflammatory state is responsible, at least in part, for the improvement of the glucose metabolism [27].”
BackgroundInfluentialRizk, N. M., Fadel, A., AlShammari, W., Younes, N., & Bashah, M. (2021) · Journal of Inflammation Research · doi:10.2147/jir.s282189 · Cited by 20
“The present study demonstrated a significant reduction of leptin after 12 weeks of LGS, observed after bariatric surgery in other studies such as gastric plication, bypass, and gastric sleeve.(20,22) The current study demonstrated dramatic weight loss after LGS, as previously reported.”
MethodResultAldisi, D. A., Al‐Daghri, N. M., Khan, N., Alfadda, A. A., Sallam, R. M., Alsaif, M. A., Sabico, S., Tripathi, G., & McTernan, P. G. (2015) · Nutrients · doi:10.3390/nu7085290 · Cited by 17
“Elevated endotoxin levels amongst Middle-Eastern patients with T2DM are also consistent across ethnic groups, such as Africans [29], Chinese [30], Caucasians [16,31], and South Asians [22,23].”
BackgroundManaging the manager: Gut microbes, stem cells and metabolism
Sérino, M., Blasco‐Baqué, V., Nicolas, S., & Burcelin, R. (2014) · Diabetes & Metabolism · doi:10.1016/j.diabet.2013.12.004 · Cited by 16
Abulmeaty, M. M. A., Ghneim, H. K., Alkhathaami, A., Al‐Numair, K. S., Zaben, M. A., Razak, S., & Al‐Sheikh, Y. A. (2023) · Medicina · doi:10.3390/medicina59040751 · Cited by 15
“Levels of MCP-1 were reduced significantly after procedures at different postoperative periods [23,24] and showed insignificant changes in another study [25].”
ResultEffects of gastric bypass bariatric surgery on gut microbiota in patients with morbid obesity
Amin, U., Huang, D. C., Dhir, A., Shindler, A. E., Franks, A. E., & Thomas, C. J. (2024) · Gut Microbes · doi:10.1080/19490976.2024.2427312 · Cited by 17
“175 LPS-induced TLR-4 activation pathway leads to increased adiposity, excess pro-inflammatory and ROS production, as well as vascular endothelial dysfunction, raising blood pressure in patients with obesity.”
Kemp, D. M. (2013) · Adipocyte · doi:10.4161/adip.24776 · Cited by 14
“More evidence linking chronic endotoxemia to insulin resistance and diabetes comes from a clinical study where Roux-en-Y gastric bypass (RYGB) resulted, as often cited, in profound weight loss in a majority of patients, accompanied by a high resolution rate of type 2 diabetes.(10) However, as many similar clinical stu…”
ResultAspirin responsiveness changes in obese patients following bariatric surgery
Norgard, N. B., Monte, S. V., Fernandez, S. F., & Ma, Q. (2017) · Cardiovascular Therapeutics · doi:10.1111/1755-5922.12268 · Cited by 14
Bariatric surgery for diabetic comorbidities: A focus on hepatic, cardiac and renal fibrosis
Ding, H., Zhang, Y., Ma, X., Zhang, Z., Xu, Q., Liu, C., Li, B., Dong, S., Li, L., Zhu, J., et al. (2022) · Frontiers in Pharmacology · doi:10.3389/fphar.2022.1016635 · Cited by 16
“Bariatric surgery-induced reduction in CCL-2-related inflammation is associated with improved renal function and reduced renal fibrosis (Bueter et al., 2010; Monte et al., 2012; Fenske et al., 2013; Wu et al., 2014).”
BackgroundUse of the microbiome in the management of children with type 2 diabetes mellitus
Brar, P. C., & Kohn, B. (2019) · Current Opinion in Pediatrics · doi:10.1097/mop.0000000000000781 · Cited by 17
Figueroa‐Vega, N., Jordán, B., Pérez-Luque, E. L., Parra-Laporte, L., Garnelo-Cabañas, S., & Malacara, J. M. (2016) · Endocrine · doi:10.1007/s12020-016-1070-y · Cited by 13
Seyyedi, J., & Alizadeh, S. (2020) · Obesity Surgery · doi:10.1007/s11695-020-04710-1 · Cited by 12
Lee, C. J., Brown, T. T., Cheskin, L. J., Choi, P. P., Moran, T. H., Peterson, L., Matuk, R., & Steele, K. E. (2015) · Obesity Science & Practice · doi:10.1002/osp4.17 · Cited by 12
Jin, Z., Chen, K., Zhou, Z., Peng, W., & Liu, W. (2021) · Scientific Reports · doi:10.1038/s41598-021-94094-8 · Cited by 11
Jamialahmadi, T., Abbasifard, M., Reiner, Ž., Kesharwani, P., & Sahebkar, A. (2022) · Journal of Clinical Medicine · doi:10.3390/jcm11237021 · Cited by 11
“Salman 2021 [24] * * * * * * Rizk 2021 [25] * * * * * Morales 2021 [26] * * * * * * Yan 2021 [27] * * * * * * Bratti 2021 [28] * * * * * * * * Salman 2020 [29] * * * * * * Lambert 2018 [30] * * * * * * * * Alsharidah 2018 [31] * * * * Yadav 2017 [32] * * * * * * van der Wielen 2017 [33] * * * * * * Sams 2016 [34] * *…”
BackgroundWang, C., He, B., Piao, D., & Han, P. (2015) · Obesity Surgery · doi:10.1007/s11695-015-1947-5 · Cited by 11
Huang, Y., Zhang, H., Liu, H., Wang, X., Wang, C., 狄建忠, Bao, Y., Zhang, R., 贾伟平, Zhang, X., et al. (2019) · Surgery for Obesity and Related Diseases · doi:10.1016/j.soard.2019.10.005 · Cited by 11
Δάσκου, Μ., Sharma, M. B., Mu, W., Heymans, R., Ritou, E., Rezek, V. K., Hamid, P., Kossyvakis, A., Roy, S. S., Grijalva, V. R., et al. (2021) · Metabolism · doi:10.1016/j.metabol.2021.154888 · Cited by 9
Adam, S., Ho, J. H., Liu, Y., Siahmansur, T. J., Iqbal, Z., Pagano, S., Azmi, S., Dhage, S. S., Donn, R. P., Ammori, B. J., et al. (2021) · Obesity Surgery · doi:10.1007/s11695-021-05738-7 · Cited by 9
Blum, A., Ginat‐Maimon, L., Yehuda, H., Geron, N., Ami, M. B., & Tamir, S. (2015) · Journal of Internal Medicine · doi:10.1111/joim.12379 · Cited by 9
Our Hidden Enemy: Ultra-Processed Foods, Inflammation, and the Battle for Heart Health
Sawalha, K., Tripathi, V., Alkhatib, D. A., Alalawi, L. H., Mahmood, A., & Alexander, T. J. (2023) · Cureus · doi:10.7759/cureus.47484 · Cited by 12
“However, we do know that AMPK activity was enhanced in the muscle and liver of germ-free mice, which played a huge role in weight loss by the process of enhanced fatty acid oxidation and energy expenditure [22].”
BackgroundMetabolic endotoxemia: possible causes and consequences
Beloglazov, V. A., Yatskov, I. A., Кумельский, Е. Д., & Polovinkina, V. V. (2021) · Obesity and metabolism · doi:10.14341/omet12750 · Cited by 8
The Evaluation of Serum Endocan, Interleukin-6, and CRP Levels Following Sleeve Gastrectomy
Sarıyıldız, G. T., Demir, C., Demir, M. E., Arslan, A., Banlı, O., & Dursun, A. D. (2023) · International Journal of General Medicine · doi:10.2147/ijgm.s436213 · Cited by 9
The possible role of antimicrobial proteins in obesity-associated immunologic alterations
Moreno‐Navarrete, J. M., & Fernández‐Real, J. M. (2014) · Expert Review of Clinical Immunology · doi:10.1586/1744666x.2014.911088 · Cited by 8
“Bariatric surgery- [36] or diet-induced weight loss [33] led to decreased plasma LPS in parallel with the improvement of obesity-associated metabolic disturbances.”
BackgroundHankir, M. K., Langseder, T., Bankoglu, E. E., Ghoreishi, Y., Dischinger, U., Kurlbaum, M., Kroiß, M., Otto, C., le Roux, C. W., Arora, T., et al. (2020) · iScience · doi:10.1016/j.isci.2020.101777 · Cited by 8
Li, Y., Guan, W., Ma, S., Lin, S., Yang, N., Liu, R., Liang, H., & Zhou, H. (2019) · Endocrine Journal · doi:10.1507/endocrj.ej18-0446 · Cited by 10
Metadata
- Authors
- Monte, S. V., Caruana, J. A., Ghanim, H., Sia, C. L., Korzeniewski, K., Schentag, J. J., & Dandona, P.
- Affiliations
- University at Buffalo, State University of New York (US)
- Sisters of Charity Hospital (US)
- Kaleida Health (US)
- Corresponding author
- Monte, Scott V.
- Venue
- Surgery
- Publisher
- Elsevier BV
- Published
- 2012-04
- Volume
- 151
- Issue
- 4
- Pages
- 587-593
- ISSN
- 0039-6060 (ISSN-L)
- OpenAlex
- W1985684171
- Cited by
- 143
- References
- 31
- Citations by year
- 2026: 1 · 2025: 4 · 2024: 6 · 2023: 7 · 2022: 11 · 2021: 18 · 2020: 14 · 2019: 13 · 2018: 7 · 2017: 9 · 2016: 8 · 2015: 14 · 2014: 10 · 2013: 15 · 2012: 6
- FWCI
- 10.14
- Type
- journal article
- Language
- en
- Open access
- closed
- Locations
- Surgery (publishedVersion)
- PubMed (publishedVersion)
- Funders
- National Institutes of Health (5r01dk069805-04)
- National Institute of Diabetes and Digestive and Kidney Diseases (R01-DK069805, R01DK075877)
- Topics
- Health Sciences › Medicine › Surgery › Bariatric Surgery and Outcomes
- Health Sciences › Medicine › Endocrinology, Diabetes and Metabolism › Adipokines, Inflammation, and Metabolic Diseases
- Health Sciences › Medicine › Surgery › Minimally Invasive Surgical Techniques
- Keywords
- Roux-en-Y gastric bypass, morbid obesity, type 2 diabetes, endotoxemia, lipopolysaccharide, insulin resistance, oxidative stress, inflammatory stress, NF-κB, Toll-like receptors, CD14, TLR4, TLR2, weight loss, bariatric surgery, C-reactive protein, MMP-9
- MeSH terms
- Adult, Anthropometry, Diabetes Mellitus, Type 2, Female, Humans, Inflammation, Insulin Resistance, Leukocytes, Mononuclear, Lipopolysaccharides, Male, Middle Aged, Obesity, Morbid, Gastric Bypass, NF-kappa B, Treatment Outcome, Oxidative Stress, Lipopolysaccharide Receptors, Endotoxemia, Toll-Like Receptor 4
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