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Effect of NM on lung cancer cell lines A-549 and Calu-3 and malignant mesothelioma MSTO-211H TIMP-2 expression. Reverse zymograms of A-549 (A) Calu-3 (B) and MSTO-211H (C) TIMP-2 expression. Lane 1, markers; lane 2, control; lanes 3–7, NM 50, 100, 250, 500 and 1,000 μg/ml. Densitometric analyses of A-549 (D), Calu-3 (E) and MSTO-211H (F) TIMP-2 expression.
