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Effect of NM on fibrosarcoma HT-1080 MMP-2 and -9 expression. Gelatinase zymograms of (A) normal HT-1080 and PMA (100 ng/ml)-treated HT-1080 (B) MMP-2 and MMP-9 expression. Lane 1, markers; lane 2, control; lanes 3-7, NM 10, 50, 100, 500 and 1,000 μg/ml. Densitometric analyses of (C) normal and (D) PMA-treated HT-1080 MMP-2 and -9 secretion.
