a substance produced by the hypothalamus that is capable of accelerating the secretion of a given hormone by the anterior pituitary gland
any of several hormones produced in the hypothalamus and carried by a vein to the anterior pituitary gland where they stimulate the release of anterior pituitary hormones; each of these hormones causes the anterior pituitary to secrete a specific hormone
双语例句
A protein called a release factor binds directly to the stop codon, causing the addition of a water molecule instead of an amino acid to the polypeptide chain. 一种叫做释放因子的蛋白质直接结合在终止密码子上，导致一个水分子而不是氨基酸被加在肽链末端。
