| 成年家兔心房肌细胞的分离和电生理记录 |
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| 引用本文： | 马瑞彦,肖颖彬,陈劲进,陈中山,陈鹏慧,程伟. 成年家兔心房肌细胞的分离和电生理记录[J]. 心脏杂志, 2008, 20(5): 533-536. DOI: 10.13191/j.chj.2008.05.27.mary.004 |
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| 作者姓名： | 马瑞彦 肖颖彬 陈劲进 陈中山 陈鹏慧 程伟 |
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| 作者单位： | 1. 第三军医大学新桥医院全军心血管外科中心 |
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| 摘 要： | 目的建立一种简单稳定的成年家兔心房肌细胞的分离、培养方法并进行电生理记录。方法麻醉后取出成年家兔心脏,采用Langendorff灌流装置及急性酶裂解法分离心房肌细胞,差速贴壁法进行纯化后培养于DMEM培养基。在倒置显微镜下观察细胞形态,利用透射电镜观察细胞超微结构,用免疫荧光染色法对心房肌细胞进行鉴定,利用全细胞膜片钳技术记录动作电位和内向钙电流和外向钾电流。结果本方法分离的心房肌细胞纯度和细胞存活率较高,并使用膜电钳技术成功记录了L-型钙电流和瞬时外向钾电流。结论该方法简便有效,细胞存活率高且为进一步进行各种电生理实验打下了基础。
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| 关 键 词： | 兔 心房肌 细胞分离 电生理学 |
Isolation and electrophysiological recording of adult rabbit atrial myocytes |
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| MA Rui-yan,XIAO Ying-bin,CHEN Jin-jin,CHEN Zhong-shan,CHEN Peng-hui,CHENG Wei. Isolation and electrophysiological recording of adult rabbit atrial myocytes[J]. Chinese Heart Journal, 2008, 20(5): 533-536. DOI: 10.13191/j.chj.2008.05.27.mary.004 |
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| Authors: | MA Rui-yan XIAO Ying-bin CHEN Jin-jin CHEN Zhong-shan CHEN Peng-hui CHENG Wei |
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| Affiliation: | MA Rui-yan,XIAO Ying-bin,CHEN Jin-jin,CHEN Zhong-shan,CHEN Peng-hui,CHENG Wei (Department of Cardiovascular Surgery,Xinqiao Hospital,Third Military Medical University Chongqing 400037,China) |
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| Abstract: | AIM To construct a simple and stable method of isolating single atrial myoctes in adult rabbits for culturing and various electrophysiological recording.METHODS Single atrial myoctes of adult rabbits were isolated enzymatically by modified Langendorff perfusion technique and were cultured in DMEM culture media after purification.Morphological and ultrastracture were examined by inverted microscope and transmission electron microscope and immunofluorescenct examination was used to identificate the atrial myo... |
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| Keywords: | rabbit atrial myocytes isolation electrophysiology |
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