中文版 | English
Title

microRNA-31对高糖条件下人足细胞上皮-间充质转分化的影响

Alternative Title
Effects of microRNA-31 on high-glucose induced epithelial-mesenchymal transition of podocytes
Author
Publication Years
2022
DOI
Source Title
ISSN
1673-4157
Volume42Issue:5Pages:354-359
Abstract
目的:探讨microRNA-31(miR-31)在高糖诱导足细胞上皮-间充质转分化(EMT)中的机制。方法:将体外培养的人肾小球足细胞按不同糖浓度分为低糖组(LG)、高渗组(HM)和高糖组(HG);按是否转染过表达miR-31(miR-31 mimics)分为miR-31过表达组(miR-31m组)、阴性对照组(miR-NC组)和脂质体组(Mock组);按照是否转染沉默低氧诱导因子-1抑制剂(FIH-1)及沉默miR-31(miR-31 inhibitor)分为FIH-1沉默组(si-FIH-1组)、miR-31沉默组(miR-31i组)、FIH-1沉默+miR-31沉默组(si-FIH-1+miR-31i组)及阴性对照组(NC组)。采用实时聚合酶链式反应(qRT-PCR)和Western blot检测各组细胞低氧诱导因子-1抑制剂(FIH-1)、转化生长因子-β1(TGF-β1)、α-平滑肌肌动蛋白(α-SMA)的mRNA和蛋白表达水平;采用双荧光素酶靶标实验验证miR-31与FIH-1基因的靶向关系。结果:与LG和HM组比较,HG组miR-31表达水平显著升高( F=146.8, P<0.01),FIH-1蛋白表达水平明显下降( F=54.23, P<0.01),而TGF-β1及α-SMA蛋白表达水平均显著升高( F=360.6, P<0.01; F=193.7, P<0.01)。双荧光素酶报告基因实验分析结果显示,FIH-1是miR-31的靶基因。si-FIH-1与miR-31i共同转染时,可以恢复si-FIH-1或miR-31i单独转染导致的FIH-1、TGF-β1、α-SMA的mRNA及蛋白表达变化。 结论:miR-31靶向调控FIH-1促进足细胞EMT,抑制miR-31的表达可减轻高糖诱导的足细胞EMT。
Keywords
URL[Source Record]
Language
Chinese
SUSTech Authorship
First
Data Source
WanFang
WanFangID
gwyx-nfmx202205006
Citation statistics
Cited Times [WOS]:0
Document TypeJournal Article
Identifierhttp://kc.sustech.edu.cn/handle/2SGJ60CL/411599
DepartmentShenzhen People's Hospital
Affiliation
1.深圳市人民医院、暨南大学第二临床医学院、南方科技大学第一附属医院内分泌科 518020
2.深圳市人民医院、暨南大学第二临床医学院、南方科技大学第一附属医院老年病科 518020
First Author AffilicationShenzhen People's Hospital
First Author's First AffilicationShenzhen People's Hospital
Recommended Citation
GB/T 7714
乐颖,蒋科威,薛萌,等. microRNA-31对高糖条件下人足细胞上皮-间充质转分化的影响[J]. 国际内分泌代谢杂志,2022,42(5):354-359.
APA
乐颖,蒋科威,薛萌,张秀珍,&袁凤易.(2022).microRNA-31对高糖条件下人足细胞上皮-间充质转分化的影响.国际内分泌代谢杂志,42(5),354-359.
MLA
乐颖,et al."microRNA-31对高糖条件下人足细胞上皮-间充质转分化的影响".国际内分泌代谢杂志 42.5(2022):354-359.
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