title: The influence of age on Na-K-ATP-ase activity in erythrocytes in fetal and newborn guinea pigs.
mesh_terms: D000818:Animals; D000831:Animals, Newborn / Q000097:blood*; D004912:Erythrocytes / Q000201:enzymology*; D005260:Female; D005312:Fetal Blood / Q000201:enzymology*; D005865:Gestational Age; D006168:Guinea Pigs; D011247:Pregnancy; D000254:Sodium-Potassium-Exchanging ATPase / Q000097:blood*
chemical_list: D000254:Sodium-Potassium-Exchanging ATPase