PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 22386918-2 2012 Nano-graphene oxide (GO) sheets with covalently linked, amino group-terminated six-arm branched polyethylene glycol (PEG; 10 kDa) chains were conjugated to NOTA (1,4,7-triazacyclononane-1,4,7-triacetic acid, for (66)Ga-labeling) and TRC105 (an antibody that binds to CD105). go 21-23 endoglin Mus musculus 267-272