a pronounced increase of palmitoyl-myristoyl phosphatidylcholine ( pc-30 ) , the second disaturated phosphatidylcholine species present in lungs in significant amounts beside dipalmitoylphosphatidylcholine , was noted only in betamethasone treated animals .
C1959616
phosphatidylcholine
C0000039
dipalmitoylphosphatidylcholine