Medical Dictionary

incretin

noun in·cre·tin \ in-ˈkrē-tᵊn \

medical Definition of incretin

: any of various gastrointestinal hormones that stimulate the secretion of insulin by the pancreas
  • The actions of incretins depend on glucose concentration, and their function ceases when serum glucose level is less than 55 mg/dL …
  • —Renee E. Amori et al.The Journal of the American Medical Association11 July 2007
  • … ingested nutrients stimulate the release of gut peptides called incretins, which enhance secretion of the hormone insulin, the main controller of blood glucose levels.
  • —Joshua P. Thaler and David E. CummingsNature24 Apr. 2008

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