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Apelin-13 promotes cardiomyocyte hypertrophy via PI3K-Akt-ERK1/2-p70S6K and PI3K-induced autophagy

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成果类型:
期刊论文
作者:
Xie, Feng;Liu, Wei;Feng, Fen;Li, Xin;He, Lu;...
通讯作者:
Chen, Linxi
作者机构:
[Xie, Feng; Liu, Wei; Li, Lanfang; Lv, Deguan; Qin, Xuping; Feng, Fen; He, Lu; Li, Xin; Chen, Linxi] Univ South China, Inst Pharm & Pharmacol, Learning Key Lab Pharmacoprote, Hengyang 421001, Peoples R China.
[Liu, Wei] Cent S Univ, Xiangya Hosp 3, Dept Pharm, Changsha 410013, Hunan, Peoples R China.
[Li, Lifang] Univ South China, Dept Microbiol, Hengyang 421001, Peoples R China.
[Li, Lifang] Univ South China, Dept Immunol, Hengyang 421001, Peoples R China.
通讯机构:
[Chen, Linxi] U
Univ South China, Inst Pharm & Pharmacol, Learning Key Lab Pharmacoprote, Hengyang 421001, Peoples R China.
语种:
英文
关键词:
apelin;APJ;cardiomyocyte hypertrophy;PI3K;autophagy
关键词(中文):
肥大
期刊:
生物化学与生物物理学报
ISSN:
1672-9145
年:
2015
卷:
47
期:
12
页码:
969-980
基金类别:
National Natural Science Foundation of ChinaNational Natural Science Foundation of China (NSFC) [81270420, 81470434, 81503074]; Hunan Province Cooperative innovation Center for Molecular Target New Drug Study; Hunan Provincial Education DepartmentHunan Provincial Education Department [2014-405]; Hunan Provincial Natural Science FoundationNatural Science Foundation of Hunan Province [14JJ3102]; China Postdoctoral Science FoundationChina Postdoctoral Science Foundation [2014M560647, 2015T80875]
机构署名:
本校为第一且通讯机构
院系归属:
医学院
药学与生物科学学院
摘要:
Apelin is highly expressed in rat left ventricular hypertrophy Sprague Dawley rat models, and it plays a crucial role in the cardiovascular system. The aim this study was to clarify whether apelin-13 promotes hypertrophy in H9c2 rat cardiomyocytes and to investigate its underlying mechanism. The cardiomyocyte hypertrophy was observed by measuring the diameter, volume, and protein content of H9c2 cells. The activation of autophagy was evaluated by observing the morphology of autophagosomes by transmission electron microscopy, observing the subcellular localization of LC3 by light microscopy, an...
摘要(中文):
Apelin 高度在左室的肥大 Sprague Dawley 老鼠建模的老鼠被表示,并且它在心血管的系统起一个关键作用。这研究是澄清 apelin-13 是否在 H9c2 老鼠 cardiomyocytes 支持肥大并且调查它的内在的机制的目的。cardiomyocyte 肥大被测量 H9c2 房间的直径,体积,和蛋白质内容观察。autophagy 的激活被由传播电子显微镜学观察 autophagosomes 的形态学评估,观察由轻显微镜学的 LC3 的 subcellular 本地化,并且由西方的污点分析检测 LC3 的联系膜的形式。表明小径的 phosphatidylinositol 3-kinase (PI3K ) 被识别,蛋白质表示用西方的污点分析被检测。结果表明 apelin-13 增加了 H9c2 房间的直径,...

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