PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 19235890-11 2009 Vitamin K(1) and MK-4 significantly blocked 12-LOX activation and prevented ROS accumulation in pre-OLs challenged with arachidonic acid. menatetrenone 17-21 arachidonate 15-lipoxygenase Homo sapiens 44-50