PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18332078-8 2008 CYP3A4 and CYP2B6 induction in Fa2N-4 cells were also low for phenytoin, phenobarbital, and efavirenz, which are dual activators of PXR/CAR. Phenobarbital 73-86 cytochrome P450 family 3 subfamily A member 4 Homo sapiens 0-6