Noun: ghrelin
- A gastrointestinal hormone produced by epithelial cells lining the fundus of the stomach; appears to be a stimulant for appetite and feeding, but is also a strong stimulant of growth hormone secretion from the anterior pituitary
"Ghrelin levels typically rise before meals"
Derived forms: ghrelins
Type of: gastrointestinal hormone, GI hormones
Encyclopedia: Ghrelin