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一种新型胃粘膜保护剂三叶肽 被引量:4

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摘要 三叶肽家族是一类较新的、对胃粘膜有保护作用的因子 ,主要由乳癌相关肽、解痉多肽和肠三叶因子组成 ,其特征是都由 6个半胱氨酸残基借 3个二硫键连接形成 ,呈三叶状结构。三叶肽对粘膜的保护作用 ,可能在于增强受损粘膜周围完好的上皮细胞向粘膜损伤表面迁移覆盖 ,或与粘液中的糖蛋白相互作用 ,加强粘液凝胶层 ,抵抗粘膜表层有害物质的损伤等。
出处 《国外医学(药学分册)》 2001年第5期257-263,共7页 Foreign Medical Sciences(Section of Pharmarcy)
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