title: Serum cardiac glycoside assay based upon displacement of  3 H-ouabain from Na-K ATPase.
mesh_terms: D000251:Adenosine Triphosphatases; D000818:Animals; D001145:Arrhythmias, Cardiac / Q000139:chemically induced; D001665:Binding Sites; D001921:Brain / Q000201:enzymology; D002301:Cardiac Glycosides / Q000097:blood*; D002624:Chemistry, Clinical; D002986:Clinical Trials as Topic; D004071:Digitalis Glycosides / Q000097:blood; D004074:Digitoxin / Q000097:blood; D004077:Digoxin / Q000009:adverse effects / Q000097:blood* / Q000592:standards; D006168:Guinea Pigs; D006801:Humans; D007118:Immunoassay; D008722:Methods; D010042:Ouabain; D011188:Potassium; D011877:Radionuclide Imaging; D012964:Sodium; D014316:Tritium; D014325:Tromethamine
chemical_list: D002301:Cardiac Glycosides; D004071:Digitalis Glycosides; D014325:Tromethamine; D014316:Tritium; D010042:Ouabain; D004077:Digoxin; D012964:Sodium; D004074:Digitoxin; D000251:Adenosine Triphosphatases; D011188:Potassium