PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9393755-1 1997 Whereas in advanced metastatic medullary thyroid cancer (MTC), a variety of chemotherapeutic regimens have achieved only limited success clinically, more recently, radioimmunotherapy (RIT) with 131I-labeled anti-carcinoembryonic antigen (CEA) monoclonal antibodies (MAbs) has shown promising results. Iodine-131 194-198 carcinoembryonic antigen gene family Mus musculus 238-241 9393755-14 1997 Administrations of 500 microCi of 131I-labeled anti-CEA and, 48 h later, 200 microg of doxorubicin (i.e., 83 and 100% of the respective single-agent MTDs), were the highest doses that did not result in an increased lethality; with bone marrow support, 1000 microCi of 131I-labeled anti-CEA could be combined with 200 microg of doxorubicin (i.e., 90 and 100% of the individual MTDs). Iodine-131 34-38 carcinoembryonic antigen gene family Mus musculus 52-55