endogenous phospholipase a2 activity of brain synaptic vesicles was ca2+ -dependent and was increased by prostaglandin f2 alpha , calmodulin , adenosine 3 ' , 5 ' -monophosphate , and adenosine triphosphate , whereas the activity was inhibited by prostaglandin e2 in the absence or presence of calmodulin .
C0001443
adenosine
C0001480
adenosine triphosphate