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HGF (a), VEGF (b) and bFGF (c) secretion by injured HepG2, ADSC control and ADSC-injured HepG2 co-culture groups after 24, 48 and 72 h. Data are denoted as mean ± S.E.M of n = 6. “*”: Significant difference (p < 0.05) compared to time point 24 h. “#”: Significant difference (p < 0.05) compared to time point 48 h. “a”: Significant difference (p < 0.05) between two groups
