title: How does cholinergic activation slow down sinus node automaticity?"diastolic voltage oscillations" vs. "calcium clock" mechanisms.
authors.forename: Hrayr S
authors.initials: HS
authors.lastname: Karagueuzian
mesh_terms: D000109:Acetylcholine / Q000378:metabolism*; D000200:Action Potentials / Q000502:physiology*; D000818:Animals; D001683:Biological Clocks / Q000502:physiology*; D005260:Female; D006168:Guinea Pigs; D008297:Male; D011950:Receptors, Cholinergic / Q000378:metabolism*; D012849:Sinoatrial Node / Q000502:physiology*
chemical_list: D011950:Receptors, Cholinergic; D000109:Acetylcholine