Figure 2.

In vitro effects of L-cysteine on proliferation of selected hepatic cell populations: (A, D) WB F344 cells, (B,E) primary portal fibroblasts, (C,F) HSC T6 cells. Panels A-C received no treatment while panels D-F were cultured in media supplemented with 2% L-cysteine; all shown at x10 magnification.