title: Presence and physiological role of presynaptic inhibitory alpha 2-adrenoreceptors in guinea pig atria.
mesh_terms: D016275:Atrial Function; D006325:Heart Atria / Q000294:innervation; D006339:Heart Rate; D011941:Receptors, Adrenergic / Q000502:physiology*; D011942:Receptors, Adrenergic, alpha / Q000502:physiology*; D009435:Synaptic Transmission
chemical_list: D011941:Receptors, Adrenergic; D011942:Receptors, Adrenergic, alpha