title: [Relation between the contraction force of the frog heart atrium and calcium ions, adrenaline and D-600].
mesh_terms: D000818:Animals; D016275:Atrial Function; D002118:Calcium / Q000494:pharmacology*; D002121:Calcium Channel Blockers / Q000494:pharmacology*; D004347:Drug Interactions; D004837:Epinephrine / Q000494:pharmacology*; D005711:Gallopamil / Q000494:pharmacology*; D006325:Heart Atria / Q000187:drug effects; D066298:In Vitro Techniques; D009200:Myocardial Contraction / Q000187:drug effects*; D011895:Rana ridibunda; D013268:Stimulation, Chemical
chemical_list: D002121:Calcium Channel Blockers; D005711:Gallopamil; D002118:Calcium; D004837:Epinephrine
vernacular_title: Zavisimost' sily sokrashcheniia predserdia liagushki ot ionov kal'tsiia, adrenalina i D-600.