PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25839051-1 2015 BQ chewing may produce significant amounts of reactive oxygen species (ROS), resulting in oral mucosa damage, and ROS may be metabolized by CYP26 families. Reactive Oxygen Species 114-117 cytochrome P450 family 26 subfamily A member 1 Homo sapiens 140-145