The present invention provides novel cryptophycin compounds having the following structure: ##STR1## The present invention also provides methods for producing cryptophycins from the Nostoc sp. of blue-green algae (cyanobacteria). Pharmaceutical compositions comprising novel cryptophycins are also provided by the present invention, as are methods for using cryptophycins to inhibit the proliferation of hyperproliferative cells. The present invention further provides methods for using cryptophycins to inhibit the proliferation of hyperproliferative cells with drug resistant phenotypes, and to treat pathological conditions, such as neoplasia.
本发明提供了具有以下结构的新型cryptophycin化合物:##
STR1## 本发明还提供了从蓝藻(
蓝细菌)No
SToc sp.中生产cryptophycins的方法。本发明还提供了包含新型cryptophycins的药物组合物,以及使用cryptophycins抑制过度增殖细胞的方法。本发明还提供了使用cryptophycins抑制具有耐药表型的过度增殖细胞的方法,并治疗病理状况,如肿瘤。