Objective To explore the expression and significance of matrix metalloproteinase 9(MMP9) and tissue inhibitor of metalloproteinase 1(TIMP1) in rats with infectious brain edema.

• 目的探讨基质金属蛋白酶9(MMP9)及组织型基质金属蛋白酶抑制因子1(TIMP1)在大鼠感染性脑水肿中的表达及意义。