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a Morphological assessment of HepG2 cells in injured HepG2 and ADSC-injured HepG2 co-culture groups after 24, 48 and 72 h (100× magnification). b Recovery rate of hepatocytes. “#”: Significant difference (p < 0.05) compared to control HepG2 and injured HepG2 groups at that particular time point. “a”: Significant difference (p < 0.05) compared to time point 24 h. “b”: Significant difference (p < 0.05) compared to time point 48 h
