MOESM1 of Berberine regulates the protein expression of multiple tumorigenesis-related genes in hepatocellular carcinoma cell lines

Additional file 1: Figure S1. DMSO dose dependently regulates p21 protein expression in HepG2 cells. Lines 1 & 2: water; lines 3 & 4: DMSO 0.25 Îźl/ml and lines 5 & 6: DMSO 0.5 Îźl/ml