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Caspase与缺血性脑血管病 被引量:1

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摘要 Caspase是细胞凋亡程序中一类关键的同源半胱氨酸蛋白酶 ,特异性在天门冬氨酸残基后裂解靶蛋白。当细胞表面死亡受体被激活或细胞内死亡信号存在时 ,始动caspase活化并引发下游效应caspase蛋白水解激活的级联反应 ,最终使一系列细胞骨架蛋白及细胞修复酶等靶蛋白裂解 ,导致细胞凋亡。脑缺血后 ,caspasemRNA及蛋白水平升高 ,酶活性增强 ,引起神经元凋亡 ;而抑制caspase活性可减轻脑缺血损伤。如果与超早期溶栓治疗或其他神经保护剂联合应用 。
出处 《国外医学(脑血管疾病分册)》 2000年第2期75-78,共4页 Foreign Medical Sciences Cerebrovascular Diseases
基金 国家自然科学基金重点资助项目!(No.39730170) 国家自然科学面上资助项目!(No.39770810)
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参考文献10

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同被引文献10

  • 1廖春来,佟丽,陈育尧.补阳还五汤对大鼠脑缺血半暗区Caspase-3 mRNA表达的影响[J].中国临床康复,2004,8(19):3821-3823. 被引量:15
  • 2尹昌林,熊健琼,文亮.Caspase-3在缺血再灌注大鼠脑海马神经元凋亡中作用的实验研究[J].第三军医大学学报,2004,26(14):1245-1247. 被引量:8
  • 3Emerich DF,Dean RL 3rd,Bartus RT.The role of leukocytes following cerebral ishemia:pathogennic vanable of bystander reaction to emerging infarct[J].Exp Neurol,2002,173(1):168-181
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  • 6Bhat RV,DiRocca R,Marcy VR,et al.Increased expression of IL-1β converting enzyme in hippocampus after ischemia:selective localization in microglia[J].Neurosci,1996,16(13):4146-4154
  • 7Schielke GP,Yang GY,Shivers BD,et al.Reduced ischemic brain injury in interleukin-1β converting enzyme-deficient mice[J].Cereb Blood Flow Metab,1998,18 (2):180-185
  • 8Loddick SA.Rothwell NJ.Neuroprotective effects of human recombinant interlerkin-1 receptor antagonist in focal berebral ischemia in the rat[J].Cereb Blood Flow Metab,1996,(16):932-940
  • 9邓常青,刘志龙,葛金文,彭延古,李安国,肖苏红.补阳还五汤抗脑缺血再灌注损伤作用机理的研究[J].中国中医基础医学杂志,1998,4(8):32-35. 被引量:64
  • 10卢晓晔,钟雪云.Caspases与细胞凋亡(综述)[J].暨南大学学报(自然科学与医学版),2000,21(6):121-124. 被引量:33

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