PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 459721-4 1979 Three times more elaidic than oleic acid (OI) accumulated in the 1-acyl position of phosphatidylcholine, as determined by hydrolysis with phospholipase A2. Phosphatidylcholines 84-103 phospholipase A2 group IB Homo sapiens 138-154