Fig. 4

The liver function enzyme activities (A) AST, (B) ALT, and protein profile [(C) total protein and (D) Albumin] of Nile tilapia fed on control or diets supplemented with P. boryanum at 0.75 or 1.5 mg/kg. Data were expressed as a Mean ± SD. Values with a different letter superscript are significantly different between groups. Asterisks indicate levels of significance (ANOVA with post hoc Tukey test, *P < 0.05; **P < 0.01; ***P < 0.001)