Rhein alleviates renal interstitial fibrosis by inhibiting tubular cell apoptosis in rats

Abstract Background: Ureteral obstruction causes injury of the renal tissues and can irreversibly progress to renal fibrosis, with atrophy and apoptosis of tubular cells. The goal of the current study was to examine the effects of rhein on the apoptosis o renal tubular cells as well as renal fibros...

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Autores principales: Chen,Yakun, Mu,Lin, Xing,Lingling, Li,Shaomei, Fu,Shuxia
Lenguaje:English
Publicado: Sociedad de Biología de Chile 2019
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Acceso en línea:http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-97602019000100246
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spelling oai:scielo:S0716-976020190001002462019-10-10Rhein alleviates renal interstitial fibrosis by inhibiting tubular cell apoptosis in ratsChen,YakunMu,LinXing,LinglingLi,ShaomeiFu,Shuxia Rhein Renal interstitial fibrosis Apoptosis Unilateral ureteral obstruction Collagen Abstract Background: Ureteral obstruction causes injury of the renal tissues and can irreversibly progress to renal fibrosis, with atrophy and apoptosis of tubular cells. The goal of the current study was to examine the effects of rhein on the apoptosis o renal tubular cells as well as renal fibrosis using a rodent model of unilateral ureteral obstruction (UUO). Methods: UUO was induced through ureteral ligation, then animals received treatments with rhein or vehicle. The control rats only received sham operation. The renal tissue was harvested 1 week after surgery for assessment of kidney fibrosis. Results: The expressions of collagen I and α-smooth muscle actin (α-SMA), as well as the severity of renal tubular apoptosis and fibrosis were time-dependently increased following UUO. Treatments with rhein partially inhibited such responses. Renal interstitial fibrosis was associated with STAT3 (signal transducer and activator of transcription 3) phosphorylation as well as altered expressions of Bax and Bcl2, both apoptosis-related proteins. Treatment with rhein also partly blocked these responses. Conclusion: These findings demonstrated that rhein mitigated apoptosis of renal tubular cell as well as renal fibrosis in a UUO rodent model. This curative effect is likely mediated via suppression of STAT3 phosphorylation.info:eu-repo/semantics/openAccessSociedad de Biología de ChileBiological Research v.52 20192019-01-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-97602019000100246en10.1186/s40659-019-0257-0
institution Scielo Chile
collection Scielo Chile
language English
topic Rhein
Renal interstitial fibrosis
Apoptosis
Unilateral ureteral obstruction
Collagen
spellingShingle Rhein
Renal interstitial fibrosis
Apoptosis
Unilateral ureteral obstruction
Collagen
Chen,Yakun
Mu,Lin
Xing,Lingling
Li,Shaomei
Fu,Shuxia
Rhein alleviates renal interstitial fibrosis by inhibiting tubular cell apoptosis in rats
description Abstract Background: Ureteral obstruction causes injury of the renal tissues and can irreversibly progress to renal fibrosis, with atrophy and apoptosis of tubular cells. The goal of the current study was to examine the effects of rhein on the apoptosis o renal tubular cells as well as renal fibrosis using a rodent model of unilateral ureteral obstruction (UUO). Methods: UUO was induced through ureteral ligation, then animals received treatments with rhein or vehicle. The control rats only received sham operation. The renal tissue was harvested 1 week after surgery for assessment of kidney fibrosis. Results: The expressions of collagen I and α-smooth muscle actin (α-SMA), as well as the severity of renal tubular apoptosis and fibrosis were time-dependently increased following UUO. Treatments with rhein partially inhibited such responses. Renal interstitial fibrosis was associated with STAT3 (signal transducer and activator of transcription 3) phosphorylation as well as altered expressions of Bax and Bcl2, both apoptosis-related proteins. Treatment with rhein also partly blocked these responses. Conclusion: These findings demonstrated that rhein mitigated apoptosis of renal tubular cell as well as renal fibrosis in a UUO rodent model. This curative effect is likely mediated via suppression of STAT3 phosphorylation.
author Chen,Yakun
Mu,Lin
Xing,Lingling
Li,Shaomei
Fu,Shuxia
author_facet Chen,Yakun
Mu,Lin
Xing,Lingling
Li,Shaomei
Fu,Shuxia
author_sort Chen,Yakun
title Rhein alleviates renal interstitial fibrosis by inhibiting tubular cell apoptosis in rats
title_short Rhein alleviates renal interstitial fibrosis by inhibiting tubular cell apoptosis in rats
title_full Rhein alleviates renal interstitial fibrosis by inhibiting tubular cell apoptosis in rats
title_fullStr Rhein alleviates renal interstitial fibrosis by inhibiting tubular cell apoptosis in rats
title_full_unstemmed Rhein alleviates renal interstitial fibrosis by inhibiting tubular cell apoptosis in rats
title_sort rhein alleviates renal interstitial fibrosis by inhibiting tubular cell apoptosis in rats
publisher Sociedad de Biología de Chile
publishDate 2019
url http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-97602019000100246
work_keys_str_mv AT chenyakun rheinalleviatesrenalinterstitialfibrosisbyinhibitingtubularcellapoptosisinrats
AT mulin rheinalleviatesrenalinterstitialfibrosisbyinhibitingtubularcellapoptosisinrats
AT xinglingling rheinalleviatesrenalinterstitialfibrosisbyinhibitingtubularcellapoptosisinrats
AT lishaomei rheinalleviatesrenalinterstitialfibrosisbyinhibitingtubularcellapoptosisinrats
AT fushuxia rheinalleviatesrenalinterstitialfibrosisbyinhibitingtubularcellapoptosisinrats
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