Time course of mechanical activation in cardiac muscle.
D000818:Animals; D001001:Anura; D002110:Caffeine / Q000494:pharmacology; D002415:Cats; D006321:Heart / Q000187:drug effects / Q000502:physiology*; D009200:Myocardial Contraction / Q000187:drug effects; D011817:Rabbits; D051381:Rats; D013314:Stress, Mechanical; D013324:Strontium / Q000494:pharmacology; D013997:Time Factors
D002110:Caffeine; D013324:Strontium