title: Presynaptic alpha-adrenoreceptors; in vitro methods and preparations utilised in the evaluation of agonists and antagonists.
mesh_terms: D000316:Adrenergic alpha-Agonists / Q000494:pharmacology*; D000317:Adrenergic alpha-Antagonists / Q000494:pharmacology*; D000818:Animals; D001792:Blood Platelets / Q000187:drug effects; D006321:Heart / Q000294:innervation; D006339:Heart Rate / Q000187:drug effects; D006801:Humans; D066298:In Vitro Techniques; D007422:Intestines / Q000187:drug effects; D008297:Male; D009046:Motor Neurons / Q000187:drug effects; D009130:Muscle, Smooth / Q000187:drug effects; D009131:Muscle, Smooth, Vascular / Q000187:drug effects; D009200:Myocardial Contraction / Q000187:drug effects; D011817:Rabbits; D051381:Rats; D011941:Receptors, Adrenergic / Q000187:drug effects*; D011942:Receptors, Adrenergic, alpha / Q000187:drug effects*; D009435:Synaptic Transmission / Q000187:drug effects; D014649:Vas Deferens / Q000294:innervation
chemical_list: D000316:Adrenergic alpha-Agonists; D000317:Adrenergic alpha-Antagonists; D011941:Receptors, Adrenergic; D011942:Receptors, Adrenergic, alpha