title: Effect of D600, practolol, and alterations in magnesium on ionized calcium concentration-response relationships in the intact dog heart.
mesh_terms: D000818:Animals; D001786:Blood Glucose / Q000032:analysis; D002118:Calcium / Q000494:pharmacology*; D002304:Cardiac Pacing, Artificial; D002413:Cations, Divalent / Q000494:pharmacology; D004285:Dogs; D004305:Dose-Response Relationship, Drug; D004562:Electrocardiography; D005711:Gallopamil / Q000494:pharmacology*; D006321:Heart / Q000187:drug effects*; D006329:Heart Conduction System / Q000187:drug effects; D008274:Magnesium / Q000494:pharmacology*; D011217:Practolol / Q000494:pharmacology*; D011312:Pressure; D016276:Ventricular Function; D014700:Verapamil / Q000031:analogs & derivatives*
chemical_list: D001786:Blood Glucose; D002413:Cations, Divalent; D005711:Gallopamil; D014700:Verapamil; D008274:Magnesium; D011217:Practolol; D002118:Calcium