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近十几年来,随着放射免疫测定法(RIA)和竞争性蛋白结合法(CPBA)的问世,家畜生殖内分泌的研究空前活跃起来,报导文献,连篇屡牍,其中有关公牛主要性激素的研究资料也屡见不鲜。多方证明,公牛的主要性激素是产生于睾丸的间隙细胞和肾上腺皮质的睾酮。它不仅与性器管、付性器管的发育、精子的发生、性欲的维持有关、而且与骨骼、肌肉、脂肪、胴体的品质、乃至于性别的分化等均具有密切的关系。因之,吸引着无数学者对它进行多方的探讨。现在世界上,内分泌的研究单位星罗棋
In the past ten years, with the advent of radioimmunoassay (RIA) and competitive protein conjugation (CPBA), the research on livestock reproductive endocrinology has been unprecedentedly active. The literature and articles have been published repeatedly, of which the research data on the main sex hormones of bulls Also uncommon. Multiply, the main sex hormone of the bull is testosterone, which is produced in the interstitial cells of the testes and adrenal cortex. It is not only related to the development of the sex tube, the sex tube, the development of spermatogenesis, the maintenance of sexual desire, but also has a close relationship with the quality of bone, muscle, fat, carcass and even sex differentiation. Therefore, it attracted many scholars to explore it in many ways. Now the world, endocrine research units dotted