信号分子通路网络对肠干细胞增殖和分化的调控

被引:10
作者
夏青松 [1 ]
徐丽君 [1 ]
陈广 [2 ]
董慧 [2 ]
吴凡 [1 ]
陆付耳 [1 ]
机构
[1] 华中科技大学同济医学院附属同济医院中西医研究所
[2] 华中科技大学同济医学院附属同济医院中西医结合科
关键词
ISCs; 分化; 增殖; 信号通路;
D O I
暂无
中图分类号
R329.2 [人体细胞学];
学科分类号
100107 [人体解剖与组织胚胎学(人体解剖学、组织与胚胎学)];
摘要
肠道具有营养吸收和不断更新的屏障保护双重优势,而肠道隐窝底部的干细胞是其实现多重生理功能的结构基础。本文总结当前对肠干细胞(intestinal stem cells,ISCs)的增殖分化影响的相关研究,罗列了Notch信号通路、BMP信号通路、Wnt信号通路、EGF信号通路及Hippo信号通路对ISCs增殖和分化的影响,其中Notch信号:维持ISCs并平衡分泌系祖细胞与吸收性祖细胞; BMP信号:调控ISCs分化并改变EEC细胞亚型分泌的激素谱系; Wnt信号:调控ISCs增殖; EGF信号:调控ISCs增殖速率; Hippo信号:调控ISCs增殖和分化,并且相关信号通路之间形成交叉互作网络,以协调ISCs增殖与分化,维持肠道的生理功能。
引用
收藏
页码:305 / 310
页数:6
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