T1: fed a broiler diet without any supplementation (control) ; T2: fed the control diet supplemented with 3 g SC / kg diet; T3: fed the control diet supplemented with 300 mg Vit.C / kg diet; T4: fed the control diet supplemented with 3 g SC + 300 mg Vit.C / kg diet; T5: was fed the control diet contaminated with 200 ppb of OTA.