Saikosaponin D attenuates inflammatory response and cell apoptosis of lipopolysaccharide‐induced lung epithelial cells

Abstract Background Acute lung injury (ALI) is a prevalent complication of sepsis with high mortality rate. Saikosaponin D (SSD) is a triterpenoid saponin that has been reported to alleviate sepsis‐triggered renal injury in mice. Nonetheless, the therapeutic effect of SSD on sepsis‐evoked ALI is unc...

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Main Authors: Lijie Song, Guoyu Lu, Yanyan Tao
Format: Article
Language:English
Published: Wiley 2023-10-01
Series:The Clinical Respiratory Journal
Subjects:
Online Access:https://doi.org/10.1111/crj.13688
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author Lijie Song
Guoyu Lu
Yanyan Tao
author_facet Lijie Song
Guoyu Lu
Yanyan Tao
author_sort Lijie Song
collection DOAJ
description Abstract Background Acute lung injury (ALI) is a prevalent complication of sepsis with high mortality rate. Saikosaponin D (SSD) is a triterpenoid saponin that has been reported to alleviate sepsis‐triggered renal injury in mice. Nonetheless, the therapeutic effect of SSD on sepsis‐evoked ALI is unclarified. Methods Lipopolysaccharide (LPS) from Escherichia coli 055:B5 was utilized to stimulate lung epithelial cell line MLE‐12. A mouse model of sepsis was established. CCK‐8 assay was employed for determining cytotoxicity. ELISA was utilized for determining proinflammatory cytokine production. Flow cytometry and western blotting were implemented for evaluating cell apoptosis. Hematoxylin–eosin staining was conducted for histologic analysis of murine lung tissues. Results SSD alleviated LPS‐triggered inflammation and cell apoptosis of MLE‐12 cells. SSD treatment ameliorated the pathological damages, inflammatory response, and cell apoptosis in the lungs of septic mice. Conclusion SSD protects against sepsis‐triggered ALI by inhibiting inflammation and cell apoptosis in MLE‐12 cells and septic mouse mice.
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spelling doaj.art-a5231034a4fd46e49816221a847c18202023-10-02T06:33:21ZengWileyThe Clinical Respiratory Journal1752-69811752-699X2023-10-0117101017102410.1111/crj.13688Saikosaponin D attenuates inflammatory response and cell apoptosis of lipopolysaccharide‐induced lung epithelial cellsLijie Song0Guoyu Lu1Yanyan Tao2Department of Emergency medical The First Affiliated Hospital of Bengbu Medical College Bengbu ChinaDepartment of Emergency medical The First Affiliated Hospital of Bengbu Medical College Bengbu ChinaDepartment of Emergency medical The First Affiliated Hospital of Bengbu Medical College Bengbu ChinaAbstract Background Acute lung injury (ALI) is a prevalent complication of sepsis with high mortality rate. Saikosaponin D (SSD) is a triterpenoid saponin that has been reported to alleviate sepsis‐triggered renal injury in mice. Nonetheless, the therapeutic effect of SSD on sepsis‐evoked ALI is unclarified. Methods Lipopolysaccharide (LPS) from Escherichia coli 055:B5 was utilized to stimulate lung epithelial cell line MLE‐12. A mouse model of sepsis was established. CCK‐8 assay was employed for determining cytotoxicity. ELISA was utilized for determining proinflammatory cytokine production. Flow cytometry and western blotting were implemented for evaluating cell apoptosis. Hematoxylin–eosin staining was conducted for histologic analysis of murine lung tissues. Results SSD alleviated LPS‐triggered inflammation and cell apoptosis of MLE‐12 cells. SSD treatment ameliorated the pathological damages, inflammatory response, and cell apoptosis in the lungs of septic mice. Conclusion SSD protects against sepsis‐triggered ALI by inhibiting inflammation and cell apoptosis in MLE‐12 cells and septic mouse mice.https://doi.org/10.1111/crj.13688acute lung injuryapoptosisinflammationSaikosaponin Dsepsis
spellingShingle Lijie Song
Guoyu Lu
Yanyan Tao
Saikosaponin D attenuates inflammatory response and cell apoptosis of lipopolysaccharide‐induced lung epithelial cells
The Clinical Respiratory Journal
acute lung injury
apoptosis
inflammation
Saikosaponin D
sepsis
title Saikosaponin D attenuates inflammatory response and cell apoptosis of lipopolysaccharide‐induced lung epithelial cells
title_full Saikosaponin D attenuates inflammatory response and cell apoptosis of lipopolysaccharide‐induced lung epithelial cells
title_fullStr Saikosaponin D attenuates inflammatory response and cell apoptosis of lipopolysaccharide‐induced lung epithelial cells
title_full_unstemmed Saikosaponin D attenuates inflammatory response and cell apoptosis of lipopolysaccharide‐induced lung epithelial cells
title_short Saikosaponin D attenuates inflammatory response and cell apoptosis of lipopolysaccharide‐induced lung epithelial cells
title_sort saikosaponin d attenuates inflammatory response and cell apoptosis of lipopolysaccharide induced lung epithelial cells
topic acute lung injury
apoptosis
inflammation
Saikosaponin D
sepsis
url https://doi.org/10.1111/crj.13688
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AT guoyulu saikosaponindattenuatesinflammatoryresponseandcellapoptosisoflipopolysaccharideinducedlungepithelialcells
AT yanyantao saikosaponindattenuatesinflammatoryresponseandcellapoptosisoflipopolysaccharideinducedlungepithelialcells