多肽一种含有许多氨基酸分子的肽，典型地是在10和100之间

A peptide containing many molecules of amino acids, typically between10 and100.

降钙素一种缩氨酸荷尔蒙，由人体内的甲状腺产生。在不增加钙含量的情况下，可降低血中钙和磷酸盐的含量

A peptide hormone, produced by the thyroid gland in human beings, that lowers plasma calcium and phosphate levels without augmenting calcium accretion.