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用平板双分子层脂膜模拟研究锌离子跨细胞膜的传递过程
引用本文:朱宪,叶宇慧,孙当如.用平板双分子层脂膜模拟研究锌离子跨细胞膜的传递过程[J].环境化学,2005,24(5):558-561.
作者姓名:朱宪  叶宇慧  孙当如
作者单位:上海大学环境与化学工程学院,上海,201800
基金项目:国家自然科学基金资助项目(批准号:20176026).
摘    要:制备了氧化胆固醇-卵磷脂(脑磷脂)平板双分子层脂膜,研究了膜配方对双分子层脂膜的稳定性和离子传递性能的影响,得到了最佳制膜工艺,并建立了锌离子跨卵(脑)磷脂膜的吸附-扩散模型,其计算值与实验值基本吻合.

关 键 词:双分子层脂膜  细胞膜  模拟膜  氧化胆固醇  锌离子  物质传递  双分子层  磷脂膜  传递过程  模拟研究  平板  传递性能  制膜工艺
收稿时间:2004-10-07
修稿时间:2004-10-07

PREPARATION OF PLANAR BILAYER LIPID MEMBRANES AND ITS APPLICATION FOR RESEARCH ON Zn2+ TRANSFER ACROSS BLM
ZHU Xian,YE Yu-hui,SUN Dang-ru.PREPARATION OF PLANAR BILAYER LIPID MEMBRANES AND ITS APPLICATION FOR RESEARCH ON Zn2+ TRANSFER ACROSS BLM[J].Environmental Chemistry,2005,24(5):558-561.
Authors:ZHU Xian  YE Yu-hui  SUN Dang-ru
Institution:School of Environmental and Chemical Engineering, Shanghai University, Shanghai, 201800
Abstract:The planar bilayer lipid membranes(BLM)comprised by oxidated cholesterol a nd lecithin / cephalin have been made , Its stability and its ion penetrating ab ility also have been researched . The optimal technics of making membrane was co nfirmed . The transport process of simulating zinc across the membranes was stud ied .Finally, the adsorption-diffuse model has been founded , the calculated va lue based on this model tallied basically with the experimental value .
Keywords:bilayer lipid membranes  cell membranes  simulation membranes  oxidated cholesterol  zinc ion  mass transfer  
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