Fig. 1
a Effect of carbon tetrachloride (CCl 4 ) treatment on serum aspartate aminotransferase (AST) and alanine aminotransferase (ALT) levels. Serum AST (white bars) and ALT (black bars) were determined as described in the Materials and methods. Values represent the mean ± standard error of the mean (SEM). *p < 0.05 versus vehicle control. b Paraffin-embedded liver sections were stained with hematoxylin–eosin. Original magnification 100×