activin

詳細解釋：

ac.ti.vin

n.（名詞）
A polypeptide growth factor that is synthesized in the pituitary gland and the gonads and stimulates the secretion of follicle stimulating hormone.
活化素，促進抑制素：一種多肽生長因子，在垂體和性腺中合成並刺激促卵泡激素的分泌

來源：
activ(ate)
activ(ate)
(inhib)in [from its activating follicle stimulating hormone]
(inhib)in [from its activating follicle stimulating hormone]