Additional file 1: of CD147 increases mucus secretion induced by cigarette smoke in COPD

Figure S1. CD147 had no effect on MMP2 and Akt phosphorylation. Cells were transfected with CD147 siRNA, then stimulated with 10% CS. After 24 h, Akt phosphorylation (a, c) and MMP2 expression (b, d) were detected. *p 0.05, compared with the CS-treated group. #p 0.05, compared with the CS-treated group. (PDF 113 kb