Objective To investigate the expression of matrix metalloproteinase 2 ( MMP 2 ) mRNA and protein in gastric cancer.

目的探讨基质金属蛋白酶?2 ( MMP?2 ) mRNA及蛋白在胃癌中的表达.

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Objective To study the role of matrix metalloproteinase - 2 ( MMP 2 ) in rat pulmonary fibrosis.

目的　研究基质金属蛋白酶2 ( MMP2 ) 在肺纤维化中的作用.

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