with the use of synthetic choline ( dinonadecanoyl ) and ethanolamine ( diheptadecanoyl ) phosphoglycerides as internal reference compounds , 115 nmol of the released arachidonic acid was shown to be derived from endogenous breakdown of the phosphatidylethanolamine fraction .
C0162448
phosphoglycerides
C0031618
phosphatidylethanolamine