Punicalin Ameliorates Cell Pyroptosis Induced by LPS/ATP Through Suppression of ROS/NLRP3 Pathway

Ruiting Shen,1,* Peng Yin,2,* Hua Yao,1,* Lu Chen,1 Xinyu Chang,1 Huanrong Li,1 Xiaolin Hou1 1Department of Veterinary Medicine, Beijing University of Agriculture, Beijing, 102206, People’s Republic of China; 2Institute of Microbiology Chinese Academy of Sciences, Beijing, People&rsquo...

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Autores principales: Shen R, Yin P, Yao H, Chen L, Chang X, Li H, Hou X
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Publicado: Dove Medical Press 2021
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spelling oai:doaj.org-article:c79fedc6eb7f41b499a597a2caf426322021-12-02T10:43:33ZPunicalin Ameliorates Cell Pyroptosis Induced by LPS/ATP Through Suppression of ROS/NLRP3 Pathway1178-7031https://doaj.org/article/c79fedc6eb7f41b499a597a2caf426322021-03-01T00:00:00Zhttps://www.dovepress.com/punicalin-ameliorates-cell-pyroptosis-induced-by-lpsatp-through-suppre-peer-reviewed-article-JIRhttps://doaj.org/toc/1178-7031Ruiting Shen,1,* Peng Yin,2,* Hua Yao,1,* Lu Chen,1 Xinyu Chang,1 Huanrong Li,1 Xiaolin Hou1 1Department of Veterinary Medicine, Beijing University of Agriculture, Beijing, 102206, People’s Republic of China; 2Institute of Microbiology Chinese Academy of Sciences, Beijing, People’s Republic of China*These authors contributed equally to this workCorrespondence: Xiaolin Hou Tel +86 10-80799397Email hxlsx@163.comHuanrong Li Email lihuanrong1@126.comPurpose: Inflammation is the driving force of many inflammatory and autoimmune diseases, Pyroptosis is a process of cell death in response to excessive inflammation. Punicalin has been reported to have anti-inflammatory effects. However, the anti-pyroptosis is unknown. Hence, this study was aimed to research the inhibition of MG on LPS/ATP-induced pyroptosis in vitro.Methods: Lipopolysaccharide (LPS)/ATP were used to simulate mouse J774A.1 cells to mimic the inflammatory response and the role of punicalin was examined. The secretion of proinflammatory cytokines was analyzed using enzyme-linked immunosorbent assay (ELISA). The expression of nucleotide-binding oligomerization domain-like receptor containing pyrin domain 3 (NLRP3), apoptosis-associated speck-like protein containing a caspase activation and recruitment domain (ASC), caspase-1, and GSDMD-N in LPS/ATP-stimulated cells were examined by Western blot. N-acetylcysteine (NAC) was used to validate the role of Punicalin.Results: Punicalin significantly blocked the production of endogenous ROS, reduced LPS/ATP-induced activation of NLRP3, caspase 1, ASC and GSDMD-N, IL-1b and IL-18 protein levels. Furthermore, N-acetylcysteine (NAC), an ROS scavenger, inhibited the LPS/ATP-stimulated activation of NLRP3 inflammasome mediated inflammation and pyroptosis.Conclusion: Punicalin ameliorates LPS/ATP-induced pyroptosis in J774A.1 macrophages, the mechanism may involve downregulation of the ROS/NLRP3 inflammasome signaling pathway.Keywords: punicalin, NLRP3, pyroptosis, ROSShen RYin PYao HChen LChang XLi HHou XDove Medical Pressarticlepunicalinnlrp3pyroptosisrosPathologyRB1-214Therapeutics. PharmacologyRM1-950ENJournal of Inflammation Research, Vol Volume 14, Pp 711-718 (2021)
institution DOAJ
collection DOAJ
language EN
topic punicalin
nlrp3
pyroptosis
ros
Pathology
RB1-214
Therapeutics. Pharmacology
RM1-950
spellingShingle punicalin
nlrp3
pyroptosis
ros
Pathology
RB1-214
Therapeutics. Pharmacology
RM1-950
Shen R
Yin P
Yao H
Chen L
Chang X
Li H
Hou X
Punicalin Ameliorates Cell Pyroptosis Induced by LPS/ATP Through Suppression of ROS/NLRP3 Pathway
description Ruiting Shen,1,* Peng Yin,2,* Hua Yao,1,* Lu Chen,1 Xinyu Chang,1 Huanrong Li,1 Xiaolin Hou1 1Department of Veterinary Medicine, Beijing University of Agriculture, Beijing, 102206, People’s Republic of China; 2Institute of Microbiology Chinese Academy of Sciences, Beijing, People’s Republic of China*These authors contributed equally to this workCorrespondence: Xiaolin Hou Tel +86 10-80799397Email hxlsx@163.comHuanrong Li Email lihuanrong1@126.comPurpose: Inflammation is the driving force of many inflammatory and autoimmune diseases, Pyroptosis is a process of cell death in response to excessive inflammation. Punicalin has been reported to have anti-inflammatory effects. However, the anti-pyroptosis is unknown. Hence, this study was aimed to research the inhibition of MG on LPS/ATP-induced pyroptosis in vitro.Methods: Lipopolysaccharide (LPS)/ATP were used to simulate mouse J774A.1 cells to mimic the inflammatory response and the role of punicalin was examined. The secretion of proinflammatory cytokines was analyzed using enzyme-linked immunosorbent assay (ELISA). The expression of nucleotide-binding oligomerization domain-like receptor containing pyrin domain 3 (NLRP3), apoptosis-associated speck-like protein containing a caspase activation and recruitment domain (ASC), caspase-1, and GSDMD-N in LPS/ATP-stimulated cells were examined by Western blot. N-acetylcysteine (NAC) was used to validate the role of Punicalin.Results: Punicalin significantly blocked the production of endogenous ROS, reduced LPS/ATP-induced activation of NLRP3, caspase 1, ASC and GSDMD-N, IL-1b and IL-18 protein levels. Furthermore, N-acetylcysteine (NAC), an ROS scavenger, inhibited the LPS/ATP-stimulated activation of NLRP3 inflammasome mediated inflammation and pyroptosis.Conclusion: Punicalin ameliorates LPS/ATP-induced pyroptosis in J774A.1 macrophages, the mechanism may involve downregulation of the ROS/NLRP3 inflammasome signaling pathway.Keywords: punicalin, NLRP3, pyroptosis, ROS
format article
author Shen R
Yin P
Yao H
Chen L
Chang X
Li H
Hou X
author_facet Shen R
Yin P
Yao H
Chen L
Chang X
Li H
Hou X
author_sort Shen R
title Punicalin Ameliorates Cell Pyroptosis Induced by LPS/ATP Through Suppression of ROS/NLRP3 Pathway
title_short Punicalin Ameliorates Cell Pyroptosis Induced by LPS/ATP Through Suppression of ROS/NLRP3 Pathway
title_full Punicalin Ameliorates Cell Pyroptosis Induced by LPS/ATP Through Suppression of ROS/NLRP3 Pathway
title_fullStr Punicalin Ameliorates Cell Pyroptosis Induced by LPS/ATP Through Suppression of ROS/NLRP3 Pathway
title_full_unstemmed Punicalin Ameliorates Cell Pyroptosis Induced by LPS/ATP Through Suppression of ROS/NLRP3 Pathway
title_sort punicalin ameliorates cell pyroptosis induced by lps/atp through suppression of ros/nlrp3 pathway
publisher Dove Medical Press
publishDate 2021
url https://doaj.org/article/c79fedc6eb7f41b499a597a2caf42632
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