Table 1

4-HA induced hepatotoxicity in in vivo

Condition (Dose i.p.)Plasma
AST (Fold Control)
None1.0  ± 0.1
4-HA
 " (200 mg/kg)6.8  ± 0.8
 " (300 mg/kg)15.9  ± 1.7
 " (400 mg/kg)18.2  ± 1.6

Drugs were administered to 30 g male Sprague-Dawley mice (n = 9 per treatment). Plasma transaminase levels (AST) were determined from blood samples taken 5 h post-treatment. The plasma AST level for control mice was 835 SF units/mL.