title: Approach to a chemical interpretation of the activation mechanism of adrenergic receptors.
mesh_terms: D000316:Adrenergic alpha-Agonists / Q000494:pharmacology; D000318:Adrenergic beta-Agonists / Q000494:pharmacology; D000818:Animals; D001665:Binding Sites; D002395:Catecholamines / Q000494:pharmacology*; D002417:Cattle; D051381:Rats; D011955:Receptors, Drug; D013566:Sympathomimetics / Q000494:pharmacology*
chemical_list: D000316:Adrenergic alpha-Agonists; D000318:Adrenergic beta-Agonists; D002395:Catecholamines; D011955:Receptors, Drug; D013566:Sympathomimetics