Fig. 3From: The comparative aspects of hystricomorph subplacenta: potential endocrine organImmunohistochemistry (IM) from guinea pig (C. porcellus) subplacenta (early gestation). In A, AIand B, BI, positive labeling of 17β-HSD and 3β-HSD respectively in the villi (arrows) and in the labyrinth region (asterisks). In C, CI positive expression of aromatase (P450). In D, DI, no labeling was observed in the negative controlBack to article page