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MMP-2 and TIMP-2 expression in normal and colorectal carcinoma tissues. A: Western blot analysis for MMP-2 and TIMP-2 expression. Lanes 1 and 2: normal tissues; lanes 3 and 4: colorectal carcinoma tissues; B: Densitometric intensity of absorbance (IOD) of MMP-2 and TIMP-2 expression in normal and colorectal carcinoma tissues.
