Objective We imvestigated imduction of matrix metallopro teinases-2(MMP-2)and MMP-9expression after transien t focal cerebral ischemia at pritein levels in order to clarify the relation amon g MMP-2,MMP-9and tissue imury in isc hemic brain .

• 目的研究短暂大脑中动脉闭塞(MCAO)诱导的局灶脑缺血后MMP-2及MMP-9不同时相的表达以及两者与缺血性脑损伤的关系。