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肾小管上皮细胞与基底膜的粘附力学特性

The adhesive mechanical properties of renal tubular epithelial cells on matrigel

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【作者】 宋关斌; 王东; 俞为群; 吴雄飞;

【Author】 SONG Guan-bin1 WANG Dong2 YU Wei-qun1 WU Xiong-fei2 1.Bioengineering College Chongqing University 2. Southwest Hospital The Third Military Medical University Chongqing 400030

【机构】 重庆大学生物工程学院教育部生物力学与组织工程重点实验室; 第三军医大学西南医院!重庆400030;

【摘要】 目的:研究模拟缺血、缺氧、缺血缺氧三种条件下肾小管上皮细胞与基底膜的粘附力学特性。材料与方法:利用微管吸吮技术测定肾小管上皮细胞与人工基底膜的粘附力。结果:模拟缺血、缺氧、缺血缺氧三种模型中肾小管上皮细胞与基底膜的粘附力均较正常情况明显降低。结论:不同模拟损伤因素对粘附力的影响不同,其中缺血缺氧组粘附力最小,单纯缺血组的影响较小。这些结果提示,在一定条件下,氧缺乏比缺血情况更能影响肾小管上皮细胞与基底膜的粘附作用。

【Abstract】 purpose to investigate the adhesive properties of renal tubular epithelial cells on matrigel and compared with the following three cases ischemia、hypoxia and ischemia & hypoxiaI/H .materials and methods A micropipette aspiration technique was adopted to determine the adhesive mechanics of renal tubular epithelial cells on matrige. results it showed that the adhesion of renal tubular epithelial cells on matrigel was higher than that of those three model further more a different factor was followed by different adhesive mechanic. conclusion the adhesion of I/H is lower the ischemia is higher but all were lower compared with control. It suggested that effect of hypoxia on adhesive properties of renal tubular epithelial cells on matrigel is bigger than that of ichemia.

【关键词】 基底膜; 粘附; 微管吸吮; 肾小管上皮细胞;
【基金】 国家自然科学基金!(19972077)
  • 【文献出处】 中国医学物理学杂志 ,Chinese Journal of Medical Physics , 编辑部邮箱 ,2000年04期
  • 【分类号】R318.0
  • 【被引频次】2
  • 【下载频次】73
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