title: Decreased jejunal (Na + K)-ATPase activity in pernicious anemia.
mesh_terms: D000251:Adenosine Triphosphatases / Q000378:metabolism; D000752:Anemia, Pernicious / Q000201:enzymology*; D017301:Ca(2+) Mg(2+)-ATPase; D006801:Humans; D007583:Jejunum / Q000201:enzymology*; D000254:Sodium-Potassium-Exchanging ATPase / Q000378:metabolism*
chemical_list: D000251:Adenosine Triphosphatases; D017301:Ca(2+) Mg(2+)-ATPase; D000254:Sodium-Potassium-Exchanging ATPase