Mechanisms of L-cell GLP-1 secretion Physiologically, L-cells, which are most common in the distal parts of the intestines [15], are stimulated to secrete all their secretory products (GLP-1, GLP-2, gut-derived glucagon [also called glicentin], peptide tyrosine tyrosine, oxyntomodulin) in response to nutrient ingestion [16, 17]
Melanotan II is a synthetic peptide that mimics the action of the naturally occurring hormone alpha-melanocyte-stimulating hormone (-MSH)
Side effects are uncommon but not impossible
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Scale bar in D = 50 m, in E, F=100 m
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