PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10555748-7 1999 Multidrug-resistant cancer cells that were cross-resistant to arsenic contained higher levels of GSH or multidrug-resistance-associated protein 1 than their drug-sensitive parental cells. Arsenic 62-69 ATP binding cassette subfamily C member 1 Homo sapiens 104-145