Table 1.

Activities of alanine aminotransferase (ALT) and aspartate aminotransferase (AST) in the culture media measured by kits after treatment with different concentrations of DBTD for 24 h.

DBTD (μmol/L)
	0	0.13	0.25	0.50	1.00	2.00
ALT (IU/L)	0.93 ± 0.69	0.86 ± 0.51	1.52 ± 1.00	2.41 ± 1.58 *	3.99 ± 0.32 **	5.45 ± 0.44 **
AST (IU/L)	2.94 ± 1.89	2.26 ± 1.45	4.41 ± 0.65	5.77 ± 1.13 *	9.72 ± 0.84 **	10.51 ± 1.37 **

Notice: Data were obtained from three independent experiments (n = 3). Values are mean ± SD, * p < 0.05, ** p < 0.01 versus the control.