The diterpene tumor promoters enhance the proliferation in culture of myeloid and erythroid precursor cells from normal mouse hemopoietic tissues. The effect is observed only with those diterpenes that are tumor promoters, including 12-O-tetradecanoylphorbol 13-acetate (TPA); diterpenes that are inactive as tumor promoters are ineffective as stimulators of colony formation. Tumor promoters act ...

objectives this study aimed at reviewing the current literature on the diagnosis, staging, and different treatment strategies for wilms’ tumor with either ureteral or intravascular extension. evidence acquisition in this article, we reviewed the current literature about staging, diagnosis, and management strategies for wt, through a randomized clinical trial, which focused on this matter. the m...