Premature extra-activation potentiation of contraction in the guinea-pig atrium.
D000200:Action Potentials; D000818:Animals; D002110:Caffeine; D002118:Calcium; D004558:Electric Stimulation; D006168:Guinea Pigs; D006321:Heart / Q000502:physiology*; D006325:Heart Atria; D006982:Hypertonic Solutions; D007038:Hypotonic Solutions; D008564:Membrane Potentials; D009119:Muscle Contraction; D009206:Myocardium; D012965:Sodium Chloride; D013395:Sucrose; D013943:Thymol
D006982:Hypertonic Solutions; D007038:Hypotonic Solutions; D002110:Caffeine; D013943:Thymol; D012965:Sodium Chloride; D013395:Sucrose; D002118:Calcium