Immunomodulatory effect of ethanol-soluble oligopeptides from Atlantic cod (Gadus morhua)

There are many active substances in Atlantic cod (Gadus morhua) explaining the variety of biological activities. In order to study the immunomodulatory activity and the mechanism of Atlantic cod peptides at the cellular level. In this study, cod peptides were isolated by 80 % ethanol extraction meth...

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Main Authors: Zhen Yuan, Meilian Yang, Dongyang Zhu, Di Wu, Shuzhen Cheng, Chao Wu, Hesham R. El-Seedi, Ming Du
Format: Article
Language:English
Published: Tsinghua University Press 2023-07-01
Series:Food Science and Human Wellness
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Online Access:http://www.sciencedirect.com/science/article/pii/S221345302200221X
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author Zhen Yuan
Meilian Yang
Dongyang Zhu
Di Wu
Shuzhen Cheng
Chao Wu
Hesham R. El-Seedi
Ming Du
author_facet Zhen Yuan
Meilian Yang
Dongyang Zhu
Di Wu
Shuzhen Cheng
Chao Wu
Hesham R. El-Seedi
Ming Du
author_sort Zhen Yuan
collection DOAJ
description There are many active substances in Atlantic cod (Gadus morhua) explaining the variety of biological activities. In order to study the immunomodulatory activity and the mechanism of Atlantic cod peptides at the cellular level. In this study, cod peptides were isolated by 80 % ethanol extraction method, the isolated ethanol-soluble cod peptides (CP-ES) were investigated and their immunomodulatory activity was verified. Additionally, CP-ES showed lower molecular weight and more hydrophobic amino acids. CP-ES could promote the proliferation of spleen lymphocytes and T lymphocytes in mice, suggesting that CP-ES may regulate adaptive immunity. It promoted the release of NO and the expression of iNOS, TNF-α, IL-6 and IL-1β genes in macrophages, suggesting that CP-ES may regulate innate immunity. CP-ES could promote the expression of TLR2 gene, and the peptides identified in CP-ES were docked with TLR2 to predict the peptides playing a major role in CP-ES. These results suggested that CP-ES may regulate the immune activity of both innate and adaptive lines.
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institution Kabale University
issn 2213-4530
language English
publishDate 2023-07-01
publisher Tsinghua University Press
record_format Article
series Food Science and Human Wellness
spelling doaj-art-cdf4e6efc8ac4f95abfd84371bdf38702025-02-03T04:05:21ZengTsinghua University PressFood Science and Human Wellness2213-45302023-07-0112411921203Immunomodulatory effect of ethanol-soluble oligopeptides from Atlantic cod (Gadus morhua)Zhen Yuan0Meilian Yang1Dongyang Zhu2Di Wu3Shuzhen Cheng4Chao Wu5Hesham R. El-Seedi6Ming Du7School of Food Science and Technology, National Engineering Research Center of Seafood, Dalian Polytechnic University, Dalian 116034, ChinaSchool of Food Science and Technology, National Engineering Research Center of Seafood, Dalian Polytechnic University, Dalian 116034, ChinaSchool of Food Science and Technology, National Engineering Research Center of Seafood, Dalian Polytechnic University, Dalian 116034, ChinaSchool of Food Science and Technology, National Engineering Research Center of Seafood, Dalian Polytechnic University, Dalian 116034, ChinaSchool of Food Science and Technology, National Engineering Research Center of Seafood, Dalian Polytechnic University, Dalian 116034, China; Beijing Advanced Innovation Center for Food Nutrition and Human Health, College of Food Science and Nutritional Engineering, China Agricultural University, Beijing 100083, ChinaSchool of Food Science and Technology, National Engineering Research Center of Seafood, Dalian Polytechnic University, Dalian 116034, ChinaPharmacognosy Group, Department of Medicinal Chemistry, Uppsala University, Biomedical Centre, Uppsala 75123, SwedenSchool of Food Science and Technology, National Engineering Research Center of Seafood, Dalian Polytechnic University, Dalian 116034, China; Corresponding author at: School of Food Science and Technology, National Engineering Research Center of Seafood, Dalian Polytechnic University, Dalian 116034, China.There are many active substances in Atlantic cod (Gadus morhua) explaining the variety of biological activities. In order to study the immunomodulatory activity and the mechanism of Atlantic cod peptides at the cellular level. In this study, cod peptides were isolated by 80 % ethanol extraction method, the isolated ethanol-soluble cod peptides (CP-ES) were investigated and their immunomodulatory activity was verified. Additionally, CP-ES showed lower molecular weight and more hydrophobic amino acids. CP-ES could promote the proliferation of spleen lymphocytes and T lymphocytes in mice, suggesting that CP-ES may regulate adaptive immunity. It promoted the release of NO and the expression of iNOS, TNF-α, IL-6 and IL-1β genes in macrophages, suggesting that CP-ES may regulate innate immunity. CP-ES could promote the expression of TLR2 gene, and the peptides identified in CP-ES were docked with TLR2 to predict the peptides playing a major role in CP-ES. These results suggested that CP-ES may regulate the immune activity of both innate and adaptive lines.http://www.sciencedirect.com/science/article/pii/S221345302200221XGadus morhuaImmunomodulationPeptidesTLR2Molecular docking
spellingShingle Zhen Yuan
Meilian Yang
Dongyang Zhu
Di Wu
Shuzhen Cheng
Chao Wu
Hesham R. El-Seedi
Ming Du
Immunomodulatory effect of ethanol-soluble oligopeptides from Atlantic cod (Gadus morhua)
Food Science and Human Wellness
Gadus morhua
Immunomodulation
Peptides
TLR2
Molecular docking
title Immunomodulatory effect of ethanol-soluble oligopeptides from Atlantic cod (Gadus morhua)
title_full Immunomodulatory effect of ethanol-soluble oligopeptides from Atlantic cod (Gadus morhua)
title_fullStr Immunomodulatory effect of ethanol-soluble oligopeptides from Atlantic cod (Gadus morhua)
title_full_unstemmed Immunomodulatory effect of ethanol-soluble oligopeptides from Atlantic cod (Gadus morhua)
title_short Immunomodulatory effect of ethanol-soluble oligopeptides from Atlantic cod (Gadus morhua)
title_sort immunomodulatory effect of ethanol soluble oligopeptides from atlantic cod gadus morhua
topic Gadus morhua
Immunomodulation
Peptides
TLR2
Molecular docking
url http://www.sciencedirect.com/science/article/pii/S221345302200221X
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