a polypeptide hormone regulating the balance of calcium and phosphate in the blood by direct action on bone and kidney: in mammals, secreted by the thyroid
Origin of calcitonincalci- + ton(ic) + -in
A peptide hormone, produced by the thyroid gland in humans, that lowers plasma calcium and phosphate levels without augmenting calcium accretion. Also called thyrocalcitonin.
Origin of calcitonincalci– + ton(e) + –in.
- (biochemistry) thyrocalcitonin