上海交通大学学报(医学版)

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整合素αⅡbβ3信号转导通路相关蛋白的研究进展

李益婷,徐 杨,蔡镇西,张佳丽,刘 佳,奚晓东   

  1. 上海交通大学 医学院瑞金医院  上海血液研究所, 上海 200025
  • 出版日期:2013-09-28 发布日期:2013-09-29
  • 通讯作者: 奚晓东, 电子信箱: xixiaodong@shsmu.edu.cn。
  • 作者简介:李益婷(1991—), 女, 上海交通大学医学院临床五年制10级本科生; 电子信箱: 851453324@qq.com。
  • 基金资助:

    全国大学生创新项目(20110248071)

Research progress of related proteins in signaling pathway of integrin αⅡbβ3

LI Yi-ting, XU Yang, CAI Zhen-xi, ZHANG Jia-li, LIU Jia, XI Xiao-dong   

  1. Shanghai Institute of Hematology, Ruijin Hospital, Shanghai Jiaotong University School of Medicine, Shanghai 200025, China
  • Online:2013-09-28 Published:2013-09-29
  • Supported by:

    National Innovation Program for Undergraduates, 20110248071

摘要:

血小板整合素αⅡbβ3与配体间的相互作用在血栓形成过程中起重要作用,各种激动剂与血小板上相应的受体结合后,启动整合素αⅡbβ3内向外信号转导通路,导致整合素αⅡbβ3活化,与其配体结合进一步启动外向内信号转导。双向信号转导过程中涉及多种蛋白,talin、kindlin和Src是目前研究较多的蛋白,其中talin和kindlin是整合素αⅡbβ3内向外信号转导过程中的重要蛋白,Src则是外向内信号转导的重要蛋白。文章就talin、kindlin和Src研究进展进行综述。

关键词: 整合素αⅡbβ3, 信号转导, talin, kindlin, Src

Abstract:

Integrin αⅡbβ3 plays a pivotal role in platelet activation by interacting with ligands and mediating the signal transduction. After various agonists bind to their acceptors on platelets, the inside-out signaling develops, then the outside-in signaling happens. Talin, kindlin and Src, which are important signaling proteins involved in these progresses, have been intensively studied. Talin and kindlin are essential in inside-out signaling, while Src is important in outside-in signaling. This review focuses on the research progress of talin, kindlin and Src.

Key words: integrin αⅡbβ3, signal transduction, talin, kindlin, Src