小溪 发表于 2025-3-26 23:42:44
The Interaction of Circulating Oestrogens and Androgens in Regulating Mammalian Sexual Differentiatiy sexual characteristic, gonadal sex, all other differences between males and females are thought to be mediated hormonally via secretions from the testes. In the absence of gonads, mammalian foetuses develop into phenotypic females (Jost 1972). The ovaries of female foetuses differentiate significaCLAN 发表于 2025-3-27 03:17:01
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Hormonal Influence on Sexual Differentiation of Rat Brain Anatomye influence of hormones during particular developmental stages. Two of the best-studied sexually differentiated brain functions in a variety of animals are the patterns of gonadotropic hormone release and sexual behaviour. In developing foetal or neonatal mammals these brain functions are thought tography 发表于 2025-3-27 12:41:31
Hormone-Dependent Brain Development and Behaviournd observed a clear-cut inhibition of comb growth, of male plumage and particularly of male sexual behaviour. The capons did not crow any more and also showed decreased aggressiveness. The crucial animal experiment was the implantation of testes in the abdominal cavity, which prevented these changesnitroglycerin 发表于 2025-3-27 16:38:27
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http://reply.papertrans.cn/43/4284/428338/428338_36.pngNausea 发表于 2025-3-27 23:22:20
Endorphin-Monoamine Interaction and Steroid-Dependent Behaviouric activity (Malmnäs 1973, Meyerson and Malmnäs 1978). A stimulatory effect is also obtained after decreased serotonergic neuronal activity, e.g., achieved by treatment with the inhibitor of serotonin biosynthesis, p-chloropehnylalanine (PCPA) (for references see Meyerson and Malmnäs 1978). Intracer调情 发表于 2025-3-28 03:30:10
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