Objective To explore effects of modified acidic fibroblast growth factor( Ma FGF) on the growth of hepatocytes cultured in vitro. Methods Hepatocytes of SD rats were isolated,cultured in vitro and subculture for three generations. After being identified,the cells were used in the experiment:(1) Hepatocytes was observed by inverted phase contrast microscope;(2) The experiment were randomly divided into control and experimental group,Ma FGF with different concentration were added into the culture medium of he...