OALib Journal期刊
乙酰胆碱经人工通道的跨膜输送有机化学
DOI: 10.6023/cjoc201505003
Keywords: 芳香酰肼大环 ,人工通道 ,跨膜输送 ,乙酰胆碱
Abstract:
乙酰胆碱具有重要的生理活性,其跨膜输送是实现神经信号传递的重要过程之一.利用人工合成体系来模拟乙酰胆碱的跨膜输送过程不仅具有重要的理论研究价值,而且还具有生物医用前景.目前,由于缺乏合适尺寸大小的骨架,构筑具有跨膜输送乙酰胆碱功能的人工通道还具有较大的挑战性.利用含有Phe三肽的芳香酰肼大环化合物在脂双层中构筑了人工跨膜通道,通过基于囊泡的动态荧光光谱实验以及基于平面脂双层的膜片钳实验证实,这类人工通道可以跨膜输送乙酰胆碱.可以发现,通道对乙酰胆碱的选择性随着通道孔穴尺寸的增加而增加.
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