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, secreted by the thyroid gland in humans or produced synthetically, that lowers plasma calcium and phosphate levels without augmenting calcium accretion and is used therapeutically to treat diseases such as osteoporosis. Also called thyrocalcitonin .
Origin of calcitonincalci- ton(e) -in
- (biochemistry) thyrocalcitonin