| 单词 | gonadotropin |
| 释义 | > as lemmasˌgonadoˈtropin ˌgonadoˈtropin n. any of several gonadotrophic hormones (as follicle-stimulating hormone) that originate in the pituitary or the placenta. ΚΠ 1937 Endocrinology July 489 (title) Excretion of gonadotropin by normal human males after the ingestion and injection of extracts of pregnancy urine. 1937 Endocrinology July 493 Biological and chemical differences may be presented as evidence for the existence of two or more gonadotropins, representing distinct products of internal secretion. 1964 H. H. Cole Gonadotropins p. iii Until the mode of action of gonadotropins becomes known, it is unlikely that uniformity of spelling will be achieved. Arguments based on etymology are persuasive for the use of either suffix. In this volume, the ‘h’ has been dropped, arbitrarily. < as lemmas |
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