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脑血管痉挛发病机制:激酶与钙敏感性 被引量:2

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摘要 多种激酶参与钙敏感性调节机制,其中较为重要的有RhoA激酶、酪氨酸激酶和蛋白激酶C。RhoA激酶主要通过抑制肌球蛋白轻链磷酸酶的活性上调肌球蛋白轻链磷酸化水平;酪氨酸激酶可以激活鸟苷酸转换因子,后者促进肌球蛋白轻链19位丝氨酸磷酸化;蛋白激酶C可以促进CPI-17磷酸化,磷酸化的CPI-17可以抑制肌球蛋白磷酸酶。以上情况均可以增加血管平滑肌细胞钙敏感性。在脑血管痉挛的慢性痉挛期,脑血管平滑肌钙敏感性增加与脑血管痉挛的发生发展密切相关。本文对钙敏感性机制和以上三种激酶在脑血管痉挛发病机制中的作用做一综述,以期为防治此类疾病提供新的思路。
出处 《国际神经病学神经外科学杂志》 2009年第3期228-231,共4页 Journal of International Neurology and Neurosurgery
基金 国家"十一五"科技攻关项目(2006BAI01A12)
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参考文献24

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同被引文献22

  • 1董颀,沈羡云,谢励勤,孟京瑞,姜世忠,杨光华.模拟失重大鼠骨丢失及血循环状态紊乱的中药防护[J].中国临床药理学与治疗学,2005,10(4):407-412. 被引量:5
  • 2李志利,姜世忠.失重或模拟失重条件下血管收缩反应变化的研究进展[J].航天医学与医学工程,2005,18(5):387-390. 被引量:6
  • 3李涛,刘良明,杨光明,徐竞,明佳.失血性休克大鼠血管平滑肌钙敏感性变化及其在休克双相血管反应性变化中的作用[J].中国危重病急救医学,2005,17(11):647-650. 被引量:9
  • 4段为钢,袁胜涛,廖红,严明,张陆勇.Rho激酶及其抑制剂的研究进展[J].药学学报,2007,42(10):1013-1022. 被引量:32
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