Introduction and Definition of Neuropeptide Y (NPY) Neuropeptide Y, often abbreviated as NPY, is a highly conserved 36-amino acid peptide neurotransmitter that belongs to the pancreatic polypeptide family, which also includes pancreatic polypeptide (PP) and peptide YY (PYY). Synthesized primarily within the central and peripheral nervous systems, NPY exerts profound regulatory control over numerous physiological […]
Beta Adrenoceptor Core Definition of Beta Adrenoceptors The beta-adrenoceptor, frequently referred to as the beta-adrenergic receptor, represents a crucial class of G-protein coupled receptors (GPCRs) ubiquitously distributed throughout the human body. These receptors are fundamentally instrumental in mediating the physiological responses triggered by two principal endogenous catecholamines: epinephrine (also known as adrenaline) and norepinephrine (noradrenaline). […]