Fig. 3From: Molar pregnancy with a coexisting living fetus: a case seriesHistopathology of the placenta of the second twin of the case (H): A The picture shows normal trophoblastic villi (H&EX100). B P57 immunestaining of the same case shows a diffuse positive reaction in both trophoblastic and stromal cells (Peroxidase × 100)Back to article page