Figure 4From: Evaluation of cloned cells, animal model, and ATRA sensitivity of human testicular yolk sac tumorCloned testicular yolk sac tumor cell growth curve during 8 day culture (A), with some abnormal chromosomes (B, X400), or positive expression of alpha- fetoprotein (C, × 200), rather than beta-subunit human chorionic gonadotrophin (D, × 200).Back to article page