单词	spermatogenesis
释义	spermatogenesis noun sper·​mato·​gen·​e·​sis (ˌ)spər-ˌma-tə-ˈje-nə-səs  : the process of male gamete formation including formation of a spermatocyte from a spermatogonium, meiotic division of the spermatocyte, and transformation of the four resulting spermatids into spermatozoa spermatogenic (ˌ)spər-ˌma-tə-ˈje-nik  adjective Example Sentences Recent Examples on the Web Vibliome will develop a drug that will impair spermatogenesis by building on work already done by researchers at Stamford University. Hannah Flynn, Ars Technica, 28 Feb. 2018 The team at Stamford has previously determined the role of homeodomain-interacting protein kinase 4 (HIPK4) in the later stages of spermatogenesis, and it is thought that a drug targeting this kinase could be used as a contraceptive. Hannah Flynn, Ars Technica, 28 Feb. 2018 Word History Etymology New Latin First Known Use 1881, in the meaning defined above Medical Definition spermatogenesis noun sper·​mato·​gen·​e·​sis (ˌ)spər-ˌmat-ə-ˈjen-ə-səs  plural spermatogeneses -ˌsēz  : the process of male gamete formation including formation of a primary spermatocyte from a spermatogonium, meiotic division of the spermatocyte, and transformation of the four resulting spermatids into spermatozoa
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