请输入您要查询的英文单词:

 

单词 mammogen
释义

mammogenn.

Brit. /ˈmamə(ʊ)dʒ(ə)n/, /ˈmamə(ʊ)dʒɛn/, U.S. /ˈmæmədʒən/
Origin: Formed within English, by compounding. Etymons: mammo- comb. form, -gen comb. form.
Etymology: < mammo- comb. form + -gen comb. form, after mammogenic adj.
Physiology.
Any substance that has mammogenic activity (originally believed to be one or two specific growth factors).
ΚΠ
1940 Endocrinology 27 892 Only mammogen 1 (the duct growth factor) is present in ether-soluble extracts of the AP. Work is now progressing on the concentration of mammogen 2, the lobule-alveolar growth factor, and also on the perfection of a suitable technic for the assay of this hormone.
1958 Proc. Royal Soc. B. 149 306 Oestrogen may resume its role as a mammogen.
1971 A. T. Cowie & J. S. Tindal Physiol. Lactation iii. 115 Although the concept of specific mammogens of pituitary origin was never widely accepted..the ‘Mammogen’ theory rightly centred attention on the role of the anterior pituitary in mammogenesis.
1988 Developm. Biol. 127 304 Exogenous EGF..can serve as a locally acting substitute for known systemic mammogens such as estrogen and prolactin.
This entry has been updated (OED Third Edition, June 2000; most recently modified version published online March 2022).
<
n.1940
随便看

 

英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/3/4 20:27:28