PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25563977-6 2015 Abcg2 and to a lesser extent Abcb1a/1b limited brain and testis accumulation of regorafenib and metabolite M2 (brain only) in mice. regorafenib 80-91 ATP-binding cassette, sub-family B (MDR/TAP), member 1A Mus musculus 29-35 25563977-9 2015 CONCLUSIONS: Brain and testis accumulation of regorafenib and brain accumulation of metabolite M2 are restricted by Abcg2 and Abcb1a/1b. regorafenib 46-57 ATP-binding cassette, sub-family B (MDR/TAP), member 1A Mus musculus 126-132