michel cymes - An Overview
michel cymes - An Overview
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Within the cytoplasm of goal cells, testosterone or dihydrotestosterone binds to particular androgen receptors, as well as hormone-receptor complexes enter the cell nucleus, where by they modulate protein synthesis by influencing the rate at which unique genes are transcribed (
Slowed growth in peak, but their arms and legs may go on to develop from proportion with the rest of their human body.
与其他类固醇激素一样，睾酮是由胆固醇所衍生的。男性睾丸可以产生大量睾酮，女性卵巢、胎盘及男性或女性的肾上腺网状带亦会分泌少量的睾酮。
精囊 · 精腺排泄管 · 摄护腺（尿道嵴／精阜／摄护腺小囊／射精管 · 摄护腺窦／摄护腺小管） · 尿道球腺
放射免疫测定法：睾酮主要产生于睾丸小叶曲精管之间的间质细胞，此外肾上腺皮质也能合成。当标本中加入H睾酮和睾酮抗体即产生竞争抑制作用，在反应系统中，当H睾酮和其抗体量保持恒定，则标记抗体复合物的形成量受未标记抗原量所制约，用葡聚糖加膜活性炭进行分离，使结合标记抗原与游离标记抗原分开，测定沉淀的结合部分，进行液闪仪计数（dpm）与标准相比，求出未知样品的含量。
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层次（皮肤 · 肉膜 · 精索外筋膜 · 提睾肌／提睾肌筋膜 · 精索内筋膜 · 会阴缝）
The Mind can be affected by this sexual differentiation;[21] the enzyme aromatase converts testosterone into estradiol which is accountable for masculinization of the Mind in male mice.
Fatherhood decreases testosterone amounts in Guys, suggesting that the thoughts and behaviour tied to paternal care minimize testosterone degrees. In human beings along with other species that make use of allomaternal treatment, paternal financial commitment in offspring is helpful to said offspring's survival mainly because it makes it possible for The 2 parents to boost multiple small children concurrently.
成年男子不論服用或施打多少睪酮都無法再次促使陰莖的成長與發育（相反的，錯誤的使用激素，將可能造成體內原生激素紊亂，將無法自行生成使睪丸及陰莖萎縮，衍生出其他生殖系統疾病）
Testosterone is the key male intercourse hormone and androgen in males.[three] In people, testosterone plays a vital function in the development of male reproductive tissues including testicles and prostate, as well as marketing secondary sexual properties like enhanced muscle and bone mass, and The expansion of body hair. It really is connected to increased aggression, sex generate, dominance, courtship Display screen, and a wide array of behavioral features.
Pubertal consequences begin to occur when androgen is larger than standard Grownup female stages for months or yrs. In males, these are definitely common late pubertal outcomes, and arise in Gals immediately after prolonged durations of heightened levels of free testosterone within the blood. The effects include:[thirty][31]
The next concept is analogous and often called "evolutionary neuroandrogenic (ENA) concept of male aggression".[107][108] Testosterone and also other androgens have advanced to masculinize a Mind to get aggressive, even to the point of risking harm to the individual and Many others. By doing this, persons with masculinized brains due to pre-natal and adult everyday living testosterone and androgens, enhance their useful resource buying talents to outlive, appeal to and copulate with mates just as much as possible.
The relationship involving testosterone and aggression can also purpose indirectly, as it has been proposed that testosterone would not amplify tendencies in the direction of aggression, but alternatively amplifies regardless of what tendencies will allow someone to take care of social status when challenged. In the majority of animals, aggression is the signifies of maintaining social standing. Having said that, human beings have multiple ways of acquiring position. This may clarify why some reports look for a hyperlink between testosterone and pro-social conduct, if Professional-social conduct is rewarded with social position. Thus the website link between testosterone and aggression and violence is due to these staying rewarded with social position.[128] The connection could also be certainly one of a "permissive impact" whereby testosterone does elevate aggression stages, but only from the sense of enabling regular aggression degrees being managed; chemically or bodily castrating the individual will minimize aggression stages (however not do away with them) but the individual only demands a small-degree of pre-castration testosterone to possess aggression levels to return to standard, which they're going to continue to be at even Viral Video though further testosterone is added.