in digitonin-permeabilized bovine adrenal medullary cells , arachidonic acid and oleic acid , the cis-unsaturated fatty acids , enhanced ca2+-induced secretion of catecholamines , whereas elaidic acid , a trans-unsaturated fatty acid and stearic acid , a saturated fatty acid , had no effect .
C0015690
unsaturated fatty acids
C1257879
trans