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(a) Downregulation of MMP-9 was assessed after 24 h treatment with various concentrations of OSEO in LPS-induced cells. Denotation for lanes: M (100–1000 kb ladder marker), 1 (50 μg/mL), 2 (100 μg/mL), 3 (150 μg/mL), 4 (200 μg/mL), and 5 (250 μg/mL) of OSEO. (b) β-Actin (452 bp) served as an internal marker.
