PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 27564097-6 2016 The protein level of MRP1 correlated with cellular resistance to busulfan and chlorambucil, and Rom exposure sensitized cells to these DNA alkylators. Busulfan 65-73 ATP binding cassette subfamily C member 1 Homo sapiens 21-25