自噬在血管紧张素Ⅱ诱导心肌细胞肥大中的作用

【目的】 探讨自噬在血管紧张素(Ang)Ⅱ诱导心肌细胞肥大中的作用.【方法】 原代培养的乳鼠心肌细胞,采用Ang Ⅱ干预建立心肌肥大的模型;在光学显微镜下观察心肌细胞的形态,采用Real time PCR技术检测心肌细胞肥大标志物心房利钠多肽(ANP)的表达,Western blot法检测LC3蛋白的表达.【结果】 Ang Ⅱ可抑制自噬相关基因LC3蛋白的表达,自噬阻断剂3-甲基腺嘌呤(3MA)会促进AngⅡ诱导的心肌细胞肥大.【结论】 AngⅡ可能通过抑制自噬来诱导心肌细胞肥大....

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Published inZhongshan da xue xue bao. Zhongshan daxue xuebao yixue kexue ban = Journal of Sun Yat-sen University. Yi xue ke xue ban Vol. 33
Main Authors 汪海宁, 李燕辉, 薛睿聪, 董吁钢
Format Journal Article
LanguageChinese
Published Editorial Office of Journal of Sun Yat-sen University 01.01.2012
Online AccessGet full text
ISSN1672-3554

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Abstract 【目的】 探讨自噬在血管紧张素(Ang)Ⅱ诱导心肌细胞肥大中的作用.【方法】 原代培养的乳鼠心肌细胞,采用Ang Ⅱ干预建立心肌肥大的模型;在光学显微镜下观察心肌细胞的形态,采用Real time PCR技术检测心肌细胞肥大标志物心房利钠多肽(ANP)的表达,Western blot法检测LC3蛋白的表达.【结果】 Ang Ⅱ可抑制自噬相关基因LC3蛋白的表达,自噬阻断剂3-甲基腺嘌呤(3MA)会促进AngⅡ诱导的心肌细胞肥大.【结论】 AngⅡ可能通过抑制自噬来诱导心肌细胞肥大.
AbstractList 【目的】 探讨自噬在血管紧张素(Ang)Ⅱ诱导心肌细胞肥大中的作用.【方法】 原代培养的乳鼠心肌细胞,采用Ang Ⅱ干预建立心肌肥大的模型;在光学显微镜下观察心肌细胞的形态,采用Real time PCR技术检测心肌细胞肥大标志物心房利钠多肽(ANP)的表达,Western blot法检测LC3蛋白的表达.【结果】 Ang Ⅱ可抑制自噬相关基因LC3蛋白的表达,自噬阻断剂3-甲基腺嘌呤(3MA)会促进AngⅡ诱导的心肌细胞肥大.【结论】 AngⅡ可能通过抑制自噬来诱导心肌细胞肥大.
Author 汪海宁
李燕辉
薛睿聪
董吁钢
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