Fig. 1
From: Role of MMP-9 in epithelial-mesenchymal transition of thyroid cancer
MMP-9 expression levels in normal human thyroid and TC cell lines. a, b MMP-9 protein expression levels in HT-ori3, IHH-4 (PTC), FTC-133, and 8505C cell lines and statistical results of gray values of the bands. c MMP-9 mRNA expression levels in T-ori3, IHH-4 (PTC), FTC-133, and 8505C cell lines, ** indicates P < 0.01, and *** indicated P < 0.001