title: Adrenergic presynaptic recpetors: an overextended hypothesis?
mesh_terms: D000818:Animals; D004558:Electric Stimulation; D006168:Guinea Pigs; D066298:In Vitro Techniques; D009206:Myocardium / Q000378:metabolism; D018377:Neurotransmitter Agents / Q000378:metabolism*; D009638:Norepinephrine / Q000494:pharmacology*; D010643:Phenoxybenzamine / Q000494:pharmacology*; D011941:Receptors, Adrenergic / Q000187:drug effects* / Q000502:physiology; D017981:Receptors, Neurotransmitter / Q000187:drug effects
chemical_list: D018377:Neurotransmitter Agents; D011941:Receptors, Adrenergic; D017981:Receptors, Neurotransmitter; D010643:Phenoxybenzamine; D009638:Norepinephrine