title: Cardiac pacemaking: I(f) vs. Ca(2+), is it really that simple?
authors.forename: Stephen L
authors.initials: SL
authors.lastname: Lipsius
authors.forename: Donald M
authors.initials: DM
authors.lastname: Bers
mesh_terms: D000318:Adrenergic beta-Agonists / Q000494:pharmacology; D000818:Animals; D002118:Calcium / Q000378:metabolism*; D015640:Ion Channel Gating; D007545:Isoproterenol / Q000494:pharmacology; D008564:Membrane Potentials; D009200:Myocardial Contraction / Q000502:physiology*; D011817:Rabbits; D011943:Receptors, Adrenergic, beta / Q000187:drug effects / Q000378:metabolism; D012433:Ryanodine / Q000494:pharmacology; D019837:Ryanodine Receptor Calcium Release Channel / Q000378:metabolism; D012519:Sarcoplasmic Reticulum / Q000378:metabolism; D012849:Sinoatrial Node / Q000187:drug effects / Q000378:metabolism
chemical_list: D000318:Adrenergic beta-Agonists; D011943:Receptors, Adrenergic, beta; D019837:Ryanodine Receptor Calcium Release Channel; D012433:Ryanodine; D007545:Isoproterenol; D002118:Calcium