Effects of Ban Lian Zi Jin San on intestinal inflammation and barrier function of heat-stressed broilers

ABSTRACT: Heat stress (HS) in broilers can be an environmental stressor that leads to intestinal inflammation and intestinal barrier damage. In order to examine the effect of Ban Lian Zi Jin San (BLZJS) on intestinal inflammation and barrier function in heat-stressed broilers, a model of chronic cyc...

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Main Authors: Bowen Yang, Yun Gao, Kailun Xi, Huiting Wang, Mingen Yan, Han Sun, Yongshi Lin, Xiaoman Zheng, Yaoxing Li, Shining Guo, Cui Liu
Format: Article
Language:English
Published: Elsevier 2024-03-01
Series:Poultry Science
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S003257912400004X
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author Bowen Yang
Yun Gao
Kailun Xi
Huiting Wang
Mingen Yan
Han Sun
Yongshi Lin
Xiaoman Zheng
Yaoxing Li
Shining Guo
Cui Liu
author_facet Bowen Yang
Yun Gao
Kailun Xi
Huiting Wang
Mingen Yan
Han Sun
Yongshi Lin
Xiaoman Zheng
Yaoxing Li
Shining Guo
Cui Liu
author_sort Bowen Yang
collection DOAJ
description ABSTRACT: Heat stress (HS) in broilers can be an environmental stressor that leads to intestinal inflammation and intestinal barrier damage. In order to examine the effect of Ban Lian Zi Jin San (BLZJS) on intestinal inflammation and barrier function in heat-stressed broilers, a model of chronic cyclic HS in broilers was established. A total of 300 twenty-one-day-old broilers were divided into 5 treatments at random. Broilers in 3 BLZJS dosage groups were kept in an ecologically controlled room at 37℃ ± 2℃ for 6 wk, and fed basal diets supplemented with 0.5, 1, and 2% BLZJS. Broilers in HS group were housed in the same room, but fed the basal diets. The findings indicated that supplementation of BLZJS significantly declined serum HS indexes levels (HSP70, HSP90), and increased serum antioxidant capacity (SOD and T-AOC) in broilers (P < 0.05). Besides, supplementation of BLZJS significantly inhibited the expression of HS indexes (HSP70 and HSP90), genes related to TLR4 inflammatory signal pathway (TLR4, MyD88, TRIF, IRAK-4, and NF-κB), inflammatory factors (IL-6 and TNF-α), and upregulated anti-inflammatory cytokines (IL-10) and intestinal tight junction-related genes (Occludin, Claudin-1, and ZO-1) in broiler jejunum (P < 0.05). On the other hand, supplementation of BLZJS could significantly reduce the protein expression of NF-κB and HSP70 in chick jejunum (P < 0.05). In conclusion, BLZJS inhibited the activation of TLR4 signal pathway and reduced the production of inflammatory factors, restoring the level of intestinal tight junction protein and protecting jejunal intestinal barrier function in heat-stressed broilers.
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spelling doaj.art-974bd2c2265f4867a58ebf214565bd232024-02-29T05:17:19ZengElsevierPoultry Science0032-57912024-03-011033103425Effects of Ban Lian Zi Jin San on intestinal inflammation and barrier function of heat-stressed broilersBowen Yang0Yun Gao1Kailun Xi2Huiting Wang3Mingen Yan4Han Sun5Yongshi Lin6Xiaoman Zheng7Yaoxing Li8Shining Guo9Cui Liu10College of Veterinary Medicine, South China Agricultural University, Guangzhou 510642, ChinaCollege of Veterinary Medicine, South China Agricultural University, Guangzhou 510642, ChinaCollege of Veterinary Medicine, South China Agricultural University, Guangzhou 510642, ChinaCollege of Veterinary Medicine, South China Agricultural University, Guangzhou 510642, ChinaCollege of Veterinary Medicine, South China Agricultural University, Guangzhou 510642, ChinaCollege of Veterinary Medicine, South China Agricultural University, Guangzhou 510642, ChinaCollege of Veterinary Medicine, South China Agricultural University, Guangzhou 510642, ChinaCollege of Veterinary Medicine, South China Agricultural University, Guangzhou 510642, ChinaCollege of Veterinary Medicine, South China Agricultural University, Guangzhou 510642, ChinaCollege of Veterinary Medicine, South China Agricultural University, Guangzhou 510642, China; Guangdong Technology Research Center for Traditional Chinese Veterinary Medicine and Nature Medicine, Guangzhou 510642, China; International Institute of Traditional Chinese Veterinary Medicine, Guangzhou 510642, ChinaCollege of Veterinary Medicine, South China Agricultural University, Guangzhou 510642, China; Corresponding author:ABSTRACT: Heat stress (HS) in broilers can be an environmental stressor that leads to intestinal inflammation and intestinal barrier damage. In order to examine the effect of Ban Lian Zi Jin San (BLZJS) on intestinal inflammation and barrier function in heat-stressed broilers, a model of chronic cyclic HS in broilers was established. A total of 300 twenty-one-day-old broilers were divided into 5 treatments at random. Broilers in 3 BLZJS dosage groups were kept in an ecologically controlled room at 37℃ ± 2℃ for 6 wk, and fed basal diets supplemented with 0.5, 1, and 2% BLZJS. Broilers in HS group were housed in the same room, but fed the basal diets. The findings indicated that supplementation of BLZJS significantly declined serum HS indexes levels (HSP70, HSP90), and increased serum antioxidant capacity (SOD and T-AOC) in broilers (P < 0.05). Besides, supplementation of BLZJS significantly inhibited the expression of HS indexes (HSP70 and HSP90), genes related to TLR4 inflammatory signal pathway (TLR4, MyD88, TRIF, IRAK-4, and NF-κB), inflammatory factors (IL-6 and TNF-α), and upregulated anti-inflammatory cytokines (IL-10) and intestinal tight junction-related genes (Occludin, Claudin-1, and ZO-1) in broiler jejunum (P < 0.05). On the other hand, supplementation of BLZJS could significantly reduce the protein expression of NF-κB and HSP70 in chick jejunum (P < 0.05). In conclusion, BLZJS inhibited the activation of TLR4 signal pathway and reduced the production of inflammatory factors, restoring the level of intestinal tight junction protein and protecting jejunal intestinal barrier function in heat-stressed broilers.http://www.sciencedirect.com/science/article/pii/S003257912400004XBLZJSheat stressheat shock proteinintestinal barrierbroiler
spellingShingle Bowen Yang
Yun Gao
Kailun Xi
Huiting Wang
Mingen Yan
Han Sun
Yongshi Lin
Xiaoman Zheng
Yaoxing Li
Shining Guo
Cui Liu
Effects of Ban Lian Zi Jin San on intestinal inflammation and barrier function of heat-stressed broilers
Poultry Science
BLZJS
heat stress
heat shock protein
intestinal barrier
broiler
title Effects of Ban Lian Zi Jin San on intestinal inflammation and barrier function of heat-stressed broilers
title_full Effects of Ban Lian Zi Jin San on intestinal inflammation and barrier function of heat-stressed broilers
title_fullStr Effects of Ban Lian Zi Jin San on intestinal inflammation and barrier function of heat-stressed broilers
title_full_unstemmed Effects of Ban Lian Zi Jin San on intestinal inflammation and barrier function of heat-stressed broilers
title_short Effects of Ban Lian Zi Jin San on intestinal inflammation and barrier function of heat-stressed broilers
title_sort effects of ban lian zi jin san on intestinal inflammation and barrier function of heat stressed broilers
topic BLZJS
heat stress
heat shock protein
intestinal barrier
broiler
url http://www.sciencedirect.com/science/article/pii/S003257912400004X
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