Fig. 1: MiR-146b was downregulated in human ovarian cancer samples and cell lines.

a qPCR analysis of miR-146b expression in ovarian tumors (n = 42) and control samples (n = 38). b qPCR analysis of miR-146b expression in ovarian tumors with different malignant grades (I/II stage, n = 16, III/IV stage n = 22). c miR-seq analysis of miR-146b expression from the TCGA database in different malignant grades (I/II stage, n = 22, III/IV stage, n = 443). d The relative expression level of miR-146b in four ovarian cancer cell lines. Data are presented as means ± SD from three individual experiments. *p < 0.05, **p < 0.01, ns not significant