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Effects of miR-21 inhibitor on the apoptosis of HepG2 liver cancer cells. (A) Representative flow cytometric analysis; (B) Relative percentages of apoptotic cells following transfection with (a) miR-21 inhibitor NC or (b) miR-21 inhibitor. *P<0.05, compared with the NC-transfected cells. miR-21, microRNA-21; NC, negative control; FITC, fluorescein isothiocyanate; PI, propidium iodide.
