PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11737987-5 2001 RESULTS: The results showed that the inhibition of quinine 3-hydroxylation (CYP3A4 activity) by bergapten (67%), and quercetin (55%) was greater than naringenin (39%) and naringin (6%), at the same inhibitor concentration of 100 M. The results also demonstrated that the furan ring in the furanocoumarins enhanced the inhibitory effect on CYP3A4 activity. furan 271-276 cytochrome P450 family 3 subfamily A member 4 Homo sapiens 76-82