PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15609077-0 2004 The receptor tyrosine kinase inhibitor SU11248 impedes endothelial cell migration, tubule formation, and blood vessel formation in vivo, but has little effect on existing tumor vessels. Sunitinib 39-46 ret proto-oncogene Homo sapiens 4-28