Summary: (from NCBI-Entrez) ..[read more]Alpha-1-adrenergic receptors (alpha-1-ARs) are members of the G protein-coupled receptor superfamily. They activate mitogenic responses and regulate growth and proliferation of many cells. There are 3 alpha-1-AR subtypes: alpha-1A, -1B and -1D, all of whi
The adrenergic receptors mediate the physiological effects of the hormone epinephrine and the neurotransmitter norepinephrine, the latter is converted upon dopamine beta-hydroxylase.