title: Fatty acid composition and concentration of lecithin in the acetone fraction of amniotic fluid phospholipids.
mesh_terms: D000096:Acetone; D000653:Amniotic Fluid / Q000032:analysis*; D011232:Chemical Precipitation; D002855:Chromatography, Thin Layer; D003720:Densitometry; D005227:Fatty Acids / Q000032:analysis*; D005260:Female; D005865:Gestational Age; D006801:Humans; D008168:Lung / Q000196:embryology; D010713:Phosphatidylcholines / Q000032:analysis*; D010743:Phospholipids / Q000032:analysis*; D010758:Phosphorus / Q000032:analysis; D011247:Pregnancy; D011663:Pulmonary Surfactants / Q000032:analysis; D012995:Solubility; D013109:Sphingomyelins / Q000032:analysis
chemical_list: D005227:Fatty Acids; D010713:Phosphatidylcholines; D010743:Phospholipids; D011663:Pulmonary Surfactants; D013109:Sphingomyelins; D000096:Acetone; D010758:Phosphorus