An ultrastructural evaluation of the closure of the ductus arteriosus in rats.
D000818:Animals; D000831:Animals, Newborn; D001485:Basement Membrane; D003593:Cytoplasm; D004373:Ductus Arteriosus / Q000166:cytology* / Q000196:embryology; D004721:Endoplasmic Reticulum; D005333:Fetus; D008854:Microscopy, Electron; D008928:Mitochondria; D009130:Muscle, Smooth / Q000166:cytology; D051381:Rats; D012270:Ribosomes; D013997:Time Factors