The β2 adrenergic receptor (ADRB2)

Definition:

The β2 adrenergic receptor (ADRB2) is a G protein-coupled transmembrane receptor located on airway smooth muscle cells. ADRB2 activation causes smooth muscular relaxation in response to endogenous catecholamines. ADRB2 is an important regulator of airway smooth muscle tone.

References:

[1]. M Thomsen, et al. β2-adrenergic receptor polymorphisms, asthma and COPD: two large population-based studies. Eur Respir J. 2012 Mar;39(3):558-66. [Content Brief]

Biomedical Dictionary

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