title: Influence of frequency and calcium concentration on the inotropic actions of D600 in the rat and guinea pig myocardium.
mesh_terms: D000818:Animals; D002118:Calcium / Q000502:physiology*; D004558:Electric Stimulation; D005260:Female; D005711:Gallopamil / Q000494:pharmacology*; D006168:Guinea Pigs; D066298:In Vitro Techniques; D008297:Male; D009200:Myocardial Contraction / Q000187:drug effects*; D051381:Rats; D013045:Species Specificity; D014700:Verapamil / Q000031:analogs & derivatives*
chemical_list: D005711:Gallopamil; D014700:Verapamil; D002118:Calcium