《英文msh词典》Adrenergic alpha-2 Receptors
[同义词] Adrenergic alpha-2 Receptors
[主题词] Receptors,Adrenergic,alpha-2
[中文释义] 肾上腺素能α2受体
[英文释义] A subclass of alpha-adrenergic receptors (RECEPTORS,ADRENERGIC,ALPHA). alpha-2 Adrenergic receptors can be pharmacologically discriminated,e.g.,by their high affinity for the agonist clonidine and the antagonist yohimbine. They are found on pancreatic beta cells,platelets,and vascular smooth muscle,as well as both pre- and postsynaptically in the central and peripheral nervous systems.