SEARCH Articles Figures Tables 5-Fluorouracil tumor-activated prodrug Activation of prodrugs in hypoxia or anoxia by chemical reduction without fragmentation Active moiety, prodrugs Antibodies prodrug activation Cyclization activated prodrug Doxorubicin tumor-activated prodrug Glucuronidase tumor-activated prodrugs Hypoxia-activated prodrugs Prodrug Prodrugs active drug release Prodrugs metabolic activation Prodrugs of Active Amines and Amides Prodrugs radiation-activated Prodrugs site activation Retro-aldol Reactions in Human Therapy Prodrug Activation by Aldolase Antibody Tumor-activated prodrugs