phosphatidylglycerol


phos·pha·ti·dyl·glyc·er·ol (PG),

(fos'fă-tī'dĭl-glis'ĕr-ol), A phosphatidic acid in which a second glycerol molecule replaces the usual choline, or ethanolamine or serine; a constituent in human amniotic fluid that denotes fetal lung maturity when present in the last trimester of pregnancy.

phos·pha·ti·dyl·glyc·er·ol

(fos'fă-tī'dil-glis'ĕr-ol) A constituent in human amnionic fluid that denotes fetal lung maturity when present in the last trimester.