
Keywords: ANOVA; One-Way Analysis of Variance; BHK-21; baby hamster kidney-21 cells; βHSD; ORF 52L, β-hydroxysteroid dehydrogenase; DMEM; Dulbecco׳s modified Eagle׳s medium; FBS; fetal bovine serum; FV3; Frog Virus 3; IE; immediate-early; i.p.; intraperitoneal