Evidence map›Paper›PMID 42727328›Full record

ArticlePoultry science2026

Quality attributes of chicken breast proteins following sequential enzymatic hydrolysis and polyphenol conjugation.

W Y Son, C Arjin, J Hwang, J H Youn, K S Kim, K Sringarm, N Chaiwang, P Setthaya, H W Kim

Abstract read
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Article in Poultry science, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

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2 · The registry

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3 · Its place in the literature

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4 · The record

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5 · Who and what money

Authors and funding

9 authors.

W Y SonDivision of Animal Bioscience & Integrated Biotechnology, Gyeongsang National University, Jinju, Republic of Korea.
C ArjinDepartment of Animal and Aquatic Sciences, Faculty of Agriculture, Chiang Mai University, Chiang Mai, Thailand.
J HwangDivision of Animal Bioscience & Integrated Biotechnology, Gyeongsang National University, Jinju, Republic of Korea.
J H YounDivision of Animal Bioscience & Integrated Biotechnology, Gyeongsang National University, Jinju, Republic of Korea.
K S KimDepartment of Pharmaceutical Engineering, Gyeongsang National University, Jinju, Republic of Korea.
K SringarmDepartment of Animal and Aquatic Sciences, Faculty of Agriculture, Chiang Mai University, Chiang Mai, Thailand.
N ChaiwangDivision of Animal Sciences, Faculty of Agricultural Technology, Chiang Mai Rajabhat University, Chiang Mai, Thailand.
P SetthayaDivision of Product Development Technology, Faculty of Agro-Industry, Chiang Mai University, Chiang Mai, Thailand.
H W KimDivision of Animal Bioscience & Integrated Biotechnology, Gyeongsang National University, Jinju, Republic of Korea; Department of GreenBio Science, Gyeongsang National University, Jinju, Republic of Korea. Electronic address: hwkim@gnu.ac.kr.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The present study evaluated the effects of sequential enzymatic hydrolysis and epigallocatechin gallate (EGCG) treatment on the physicochemical characteristics, techno-functional properties, antioxidant capacity, and in vitro digestibility of chicken breast proteins using a 2 × 2 factorial design consisting of intact protein (CB), EGCG-treated protein (CB-EGCG), hydrolyzed protein (CBH), and EGCG-treated hydrolyzed protein (CBH-EGCG). Chicken breast proteins were hydrolyzed using Alcalase (50 °C, 2 h), followed by EGCG treatment under alkaline conditions (pH 9.0, 24 h). Enzymatic hydrolysis increased sulfhydryl content and turbidity, whereas EGCG treatment reduced sulfhydryl content and further increased turbidity. FTIR spectra showed noticeable changes in the amide regions and phenolic-associated spectral regions following hydrolysis and EGCG treatment, particularly in CBH-EGCG. Bound polyphenol content was higher than free polyphenol content in both EGCG-treated groups and was significantly greater in CBH-EGCG than in CB-EGCG (P < 0.05). Water-holding capacity, oil absorption capacity, and emulsifying activity index increased following hydrolysis and EGCG treatment, whereas emulsion stability decreased after hydrolysis alone but improved following EGCG treatment. DPPH radical scavenging activity and ferric-reducing antioxidant power were significantly increased by both hydrolysis and EGCG treatment, with CBH-EGCG exhibiting the highest antioxidant activity (P < 0.05). In vitro digestibility increased following hydrolysis, whereas EGCG treatment reduced digestibility in intact proteins. However, CBH-EGCG maintained digestibility comparable to CBH. Overall, controlled enzymatic hydrolysis followed by EGCG treatment may provide a practical processing strategy for developing chicken breast protein ingredients with improved functional and antioxidant properties while maintaining desirable digestibility.

Indexed as

Antioxidant activityChicken breast proteinEnzymatic hydrolysisIn vitro digestibilityProtein-polyphenol conjugation

Identifiers

PMID42727328
PMCPMC13589123

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.