The crystal structure of a second G protein–coupled receptor sheds light on these key pharmaceutical targets. In contrast, β2AR and essentially all of the other GPCRs are present at very low ...

Atenolol blocks beta-1 receptors, which are present on the heart. This medication is a beta-blocker, prescribed for high blood pressure and to prevent heart pain and recurrence of heart attacks.

Pressor effects by direct alpha-and beta-adrenergic receptor activation are mediated by increases in arterial pressures, cardiac output, and peripheral resistance. Indirect adrenergic stimulation ...

Epinephrine 0.15mg (1:2000); prefilled auto-injector; contains sulfites. Epinephrine acts on both alpha- and beta-adrenergic receptors. Through its action on alpha-adrenergic receptors ...