five major lipid fractions were detected , namely phospholipids ( 21.0 nmol/mg ) , cholesterol ( 14.5 nmol/mg ) , triglycerides ( 3.1 nmol/mg ) , free fatty acids ( 1.1 nmol/mg ) , and cholesteryl esters ( 3.4 nmol/mg ) .
C0008377
cholesterol
C0008387
cholesteryl