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Adrenergic Receptors, beta-1

A subclass of beta-Adrenergic Receptors (Receptors, Adrenergic, beta). The adrenergic beta-1 receptors are equally sensitive to Epinephrine and Norepinephrine and bind the agonist Dobutamine and the antagonist Metoprolol with high affinity. They are found in the Heart, juxtaglomerular Cells, and in the central and Peripheral Nervous Systems.