muscimol , a selective gamma-aminobutyric acid a receptor agonist , but not ( - ) -baclofen , a selective gamma-aminobutyric acid b receptor agonist , stimulates [ 14c ] arachidonate release from c6 cells as a result of hydrolysis of a small pool of phosphatidylcholine and phosphatidylethanolamine by phospholipase a2 .
C0020291
hydrolysis
C0031667
phospholipase a2