Cited by 12Microencapsulation and Drying ProcessesProteins in Food SystemsAdvanced Drug Delivery Systems

Controlled release of phycocyanin in simulated gastrointestinal conditions using alginate-agavins-polysaccharide beads

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Londoño-Moreno, Alejandro, Mundo-Franco, Zayra, Franco-Colin, Margarita, Buitrago-Arias, Carolina, Arenas-Ocampo, Martha Lucía, Jiménez-Aparicio, Antonio Ruperto, Cano-Europa, Edgar, Camacho-Díaz, Brenda Hildeliza·2023·Foods

Abstract

C-phycocyanin (CPC) is an antioxidant protein that, when purified, is photosensitive and can be affected by environmental and gastrointestinal conditions. This can impact its biological activity, requiring an increase in the effective amount to achieve a therapeutic effect. Therefore, the aim of this study was to develop a microencapsulate of a complex matrix, as a strategy to protect and establish a matrix for the controlled release of CPC based on polysaccharides such as agavins (AGV) using ionic gelation. Four matrices were formulated: M1 (alginate: ALG), M2 (ALG and AGV), M3 (ALG, AGV, and κ-carrageenan: CGN), and M4 (ALG, AGV, CGN, and carboxymethylcellulose: CMC) with increasing concentrations of CPC. The retention and diffusion capacities of C-phycocyanin provided by each matrix were evaluated, as well as their stability under simulated gastrointestinal conditions. The results showed that the encapsulation efficiency of the matrix-type encapsulates with complex composites increased as more components were added to the mixtures. CMC increased the retention due to the hydrophobicity that it provides by being in the polysaccharide matrix; CGN enabled the controlled diffusive release; and AGV provided protection of the CPC beads under simulated gastrointestinal conditions. Therefore, matrix M4 exhibited an encapsulation efficiency for CPC of 98% and a bioaccessibility of 10.65 ± 0.65% after the passage of encapsulates through in vitro digestion.

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Crossref · 10.3390/foods12173272

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  • Controlled release of encapsulated microalgae bioactives follows the Korsmeyer-Peppas diffusion model with adjusted release profiles.

    “Studies on controlled release follow the Korsmeyer-Peppas model, based on diffusion, with adjusted release profiles (Londoño-Moreno et al., 2023).”

    From Microalgae biotechnology and its role in sustainable and healthy food design (2025) · cites this paper as Londoño-Moreno et al., 2023

    The Discussion reports that phycocyanin release from the studied beads fit the Korsmeyer–Peppas model well, particularly in the simulated gastric phase. It also reports a better zero-order fit in the intestinal phase, so the source does not support the broader suggestion that controlled-release profiles generally follow a diffusion-based Korsmeyer–Peppas model. (LLM, conf=0.87)

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Authors
Londoño-Moreno, A., Mundo-Franco, Z., Franco-Colin, M., Buitrago-Arias, C., Arenas-Ocampo, M. L., Jiménez-Aparicio, A. R., Cano-Europa, E., & Camacho-Díaz, B. H.
Affiliations
  • Instituto Politécnico Nacional (MX)
  • Laboratorio de Metabolismo I, Departamento de Fisiología, Escuela Nacional de Ciencias Biológicas, Instituto Politécnico Nacional, Ciudad de México 07738, Mexico
  • Departamento de Biotecnología, Centro de Desarrollo de Productos Bióticos, Instituto Politécnico Nacional, Carretera Yautepec-Jojutla, Km 6, Calle CEPROBI No. 8, Morelos C.P. 62731, Mexico
Corresponding author
Cano-Europa, Edgar
Venue
Foods
Publisher
MDPI AG
Published
2023-08-31
Volume
12
Issue
17
Pages
3272
ISSN
2304-8158 (ISSN-L)
OpenAlex
W4386324231
Cited by
12
References
31
Citations by year
2026: 6 · 2025: 4 · 2024: 2
FWCI
1.73
Type
journal article
Language
en
Open access
Locations
  • Foods (publishedVersion, cc-by)
  • PubMed Central (publishedVersion, cc-by)
  • PubMed (publishedVersion)
  • DOAJ (DOAJ: Directory of Open Access Journals) (submittedVersion, cc-by-sa)
Funders
Instituto Politécnico Nacional (SIP20210052, SIP20210080, SIP20221745, SIP20210838)
Topics
  • Life Sciences › Agricultural and Biological Sciences › Food Science › Microencapsulation and Drying Processes
  • Life Sciences › Agricultural and Biological Sciences › Food Science › Proteins in Food Systems
  • Life Sciences › Pharmacology, Toxicology and Pharmaceutics › Pharmaceutical Science › Advanced Drug Delivery Systems
Keywords
phycocyanin, controlled release, microencapsulation, alginate, kappa-carrageenan, carboxymethyl cellulose, ionic gelation, in vitro digestion, encapsulation efficiency, bioaccessibility, antioxidant proteins, photosensitivity, hydrophobicity

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