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Enteroendocrine Hormones

Meaning

Enteroendocrine hormones are a diverse group of biologically active peptides secreted by specialized cells, known as enteroendocrine cells, scattered throughout the gastrointestinal tract mucosa. These hormones act as chemical messengers to regulate digestive function, nutrient absorption, and systemic energy balance. They form a critical component of the gut-brain axis, influencing satiety, glucose homeostasis, and insulin secretion. Key examples include Glucagon-like peptide-1 (GLP-1), ghrelin, cholecystokinin (CCK), and peptide YY (PYY), all of which are central to metabolic health.