TY - GEN AU - Zhong,S B AU - Liu,W C AU - Li,R L AU - Ling,Y Z AU - Li,C H AU - Tu,G Z AU - Ma,L B AU - Hong,S L TI - [Studies on semi-synthesis of cephalotaxine esters and correlation of their structures with antitumor activity] SN - 0513-4870 PY - 1994///0818 KW - Antineoplastic Agents, Phytogenic KW - chemical synthesis KW - Harringtonines KW - Homoharringtonine KW - Humans KW - Leukemia, Promyelocytic, Acute KW - pathology KW - Structure-Activity Relationship KW - Tumor Cells, Cultured KW - drug effects N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't ER -