neutral fluid vesicles ( phosphatidylcholine ) and negatively charged vesicles prepared from `` '' solid '' '' phospholipids ( phosphatidylserine/distearylphosphatidylcholine/dipalmitoylphosphatidylcholine ) are instead incorporated largely by endocytosis .
C1959616
phosphatidylcholine
C0000039
e/dipalmitoylphosphatidylcholi