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MMP-2 and pro-MMP-2 activity in normal and colorectal carcinoma tissues. A: Results of gelatin zymography. Lanes 1-4: normal tissues; lanes 5-8: colorectal carcinoma tissues; B: Densitometric intensity of absorbance (IOD) of pro-MMP-2 and MMP-2 activity in normal and colorectal carcinoma tissues.
