PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11856741-0 2002 Transferrin receptor-dependent iron uptake is responsible for doxorubicin-mediated apoptosis in endothelial cells: role of oxidant-induced iron signaling in apoptosis. Doxorubicin 62-73 serotransferrin Bos taurus 0-11