HIGH MOLECULAR COMPOUND COMPRISING UNIT OF ASIALOGLYCO-PROTEIN ACCEPTOR-DIRECTING COMPOUND AND UNIT OF CHELATE-FORMING COMPOUND CHEMICALLY BONDED THERETO, AND ITS UTILIZATION

摘要

A high molecular weight compound useful as anon-radioactive carrier, which comprises at least one unit of (1)an asialoglycoprotein acceptor-directing compound and atleast one unit of (2) a chelate-forming compound chemicallybonded thereto, and which may be labeled with a radioactivemetallic element to give a radioactive metallic element-labeledproduct useful as a radioactive diagnostic ortherapeutic agent for the treatment of liver disorders.