ANTITUMOR AGENT CONTAINING CYCLIC POLYLACTIC ACID

摘要

An object of the present invention is to provide a novel antitumor agent by evaluating the antitumor effect which is expressed by a mixture of polylactic acids which contains cyclic polylactic acids as main component. The present invention provides an antitumor agent which comprises a mixture of polylactic acids which contains cyclic polylactic acids having a condensation degree ranging from 3 to 20 as main component.