PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11722986-10 2001 Iodine-131, Yttrium-90, and Copper-67 labeled monoclonal antibodies targeting CD-20, CD-22, HLA class II, and other cell surface antigens have been tested and demonstrate higher overall response rates (50-80%) and complete response rates (20-40%) than unlabeled antibodies. Iodine-131 0-10 keratin 20 Homo sapiens 78-83