PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 17524480-4 2007 We hypothesised that there are changes in placental Bcrp1 (the mouse orthologue of human BCRP) expression during pregnancy and that these correlate with changes in progesterone production that occur in late gestation. Progesterone 164-176 ATP binding cassette subfamily G member 2 (Junior blood group) Mus musculus 52-57