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MMP-2 and TIMP-2 expression in normal and colorectal carcinoma tissues (SABC ×40). A: MMP-2 expression in normal colorectal tissue, B: MMP-2 expression in colorectal carcinoma tissue, C: MMP-2 negative control, D: TIMP-2 expression in normal colorectal tissue, E: TIMP-2 expression in colorectal carcinoma tissue, F: TIMP-2 negative control.
