Short chain fatty acids facilitate protective immunity by macrophages and T cells during acute fowl adenovirus-4 infection

Abstract Short chain fatty acids (SCFAs) are major gut metabolites that are involved in the regulation of dysfunction in immune responses, such as autoimmunity and cytokine storm. Numerous studies have reported a protective action of SCFAs against infectious diseases. This study investigated whether...

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Main Authors: Rangyeon Lee, Byung-Il Yoon, Christopher A. Hunter, Hyuk Moo Kwon, Haan Woo Sung, Jeongho Park
Format: Article
Language:English
Published: Nature Portfolio 2023-10-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-023-45340-8
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author Rangyeon Lee
Byung-Il Yoon
Christopher A. Hunter
Hyuk Moo Kwon
Haan Woo Sung
Jeongho Park
author_facet Rangyeon Lee
Byung-Il Yoon
Christopher A. Hunter
Hyuk Moo Kwon
Haan Woo Sung
Jeongho Park
author_sort Rangyeon Lee
collection DOAJ
description Abstract Short chain fatty acids (SCFAs) are major gut metabolites that are involved in the regulation of dysfunction in immune responses, such as autoimmunity and cytokine storm. Numerous studies have reported a protective action of SCFAs against infectious diseases. This study investigated whether SCFAs have protective effect for immunity during fowl adenovirus-4 (FAdV-4) infection. We examined whether SCFA mixture (acetate, propionate, and butyrate) administration could protect against intramuscular challenge of a virulent viral strain. SCFA treatment promoted MHCII-expressing monocytes, the active form of T cells, and effector molecules in both peripheral and lymphoid tissues. It also boosted the production of immune molecules involved in pathogen elimination by intraepithelial lymphocytes and changed the intestinal microbial composition. We suggest that gut metabolites influence the gut microbial environment, and these changes stimulate macrophages and T cells to fight against the intramuscular challenge of FAdV-4.
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spelling doaj.art-246869d17f6b47a198e9f6efa6b9d5d82023-11-26T13:14:17ZengNature PortfolioScientific Reports2045-23222023-10-0113111210.1038/s41598-023-45340-8Short chain fatty acids facilitate protective immunity by macrophages and T cells during acute fowl adenovirus-4 infectionRangyeon Lee0Byung-Il Yoon1Christopher A. Hunter2Hyuk Moo Kwon3Haan Woo Sung4Jeongho Park5College of Veterinary Medicine, Kangwon National UniversityCollege of Veterinary Medicine, Kangwon National UniversitySchool of Veterinary Medicine, University of PennsylvaniaCollege of Veterinary Medicine, Kangwon National UniversityCollege of Veterinary Medicine, Kangwon National UniversityCollege of Veterinary Medicine, Kangwon National UniversityAbstract Short chain fatty acids (SCFAs) are major gut metabolites that are involved in the regulation of dysfunction in immune responses, such as autoimmunity and cytokine storm. Numerous studies have reported a protective action of SCFAs against infectious diseases. This study investigated whether SCFAs have protective effect for immunity during fowl adenovirus-4 (FAdV-4) infection. We examined whether SCFA mixture (acetate, propionate, and butyrate) administration could protect against intramuscular challenge of a virulent viral strain. SCFA treatment promoted MHCII-expressing monocytes, the active form of T cells, and effector molecules in both peripheral and lymphoid tissues. It also boosted the production of immune molecules involved in pathogen elimination by intraepithelial lymphocytes and changed the intestinal microbial composition. We suggest that gut metabolites influence the gut microbial environment, and these changes stimulate macrophages and T cells to fight against the intramuscular challenge of FAdV-4.https://doi.org/10.1038/s41598-023-45340-8
spellingShingle Rangyeon Lee
Byung-Il Yoon
Christopher A. Hunter
Hyuk Moo Kwon
Haan Woo Sung
Jeongho Park
Short chain fatty acids facilitate protective immunity by macrophages and T cells during acute fowl adenovirus-4 infection
Scientific Reports
title Short chain fatty acids facilitate protective immunity by macrophages and T cells during acute fowl adenovirus-4 infection
title_full Short chain fatty acids facilitate protective immunity by macrophages and T cells during acute fowl adenovirus-4 infection
title_fullStr Short chain fatty acids facilitate protective immunity by macrophages and T cells during acute fowl adenovirus-4 infection
title_full_unstemmed Short chain fatty acids facilitate protective immunity by macrophages and T cells during acute fowl adenovirus-4 infection
title_short Short chain fatty acids facilitate protective immunity by macrophages and T cells during acute fowl adenovirus-4 infection
title_sort short chain fatty acids facilitate protective immunity by macrophages and t cells during acute fowl adenovirus 4 infection
url https://doi.org/10.1038/s41598-023-45340-8
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