Results 61 to 70 of about 58,630 (199)
Ricerche sulla spermatogenesi atipica dei Gasteropodi Prosobranchi [PDF]
Bruno Battaglia
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Kisspeptin as a test of hypothalamic dysfunction in pubertal and reproductive disorders
Abstract The hypothalamic–pituitary–gonadal axis is regulated by the gonadotropin‐releasing hormone pulse generator in the hypothalamus. This is comprised of neurons that secrete kisspeptin in a pulsatile manner to stimulate the release of GnRH, and, in turn, downstream gonadotropins from the pituitary gland, and subsequently sex steroids and ...
Aureliane C. S. Pierret+5 more
wiley +1 more source
The Effect of Exposure to High Ambient Temperature on Spermatogenesis in the Dairy Bull
R. B. Casady, R.M. Myers, J.E. Legates
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Luteinizing hormone receptor knockout mouse: What has it taught us?
Abstract Luteinizing hormone (LH), along with its agonist choriongonadotropin (hCG) in humans, is the key hormone responsible for the tropic regulation of the gonadal function. LH and hCG act through their cognate receptor, the luteinizing hormone/choriongonadotropin receptor (LHCGR; more appropriately LHR in rodents lacking CG), located in the testis ...
Ilpo T. Huhtaniemi
wiley +1 more source
Abstract Background In infertile couples whose male partner has alterations in semen parameters frequently, a comprehensive andrological approach is lacking and approximately 30–50% are classified as idiopathic infertility. These couples are often directly addressed to assisted reproduction techniques (ARTs).
Giuseppe Grande+13 more
wiley +1 more source
The spermatogenesis of Sceloporus undulatus [PDF]
Edward Elliott MacMorland
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The use of deidentified organ donor testes for research
Abstract Our knowledge of testis development and function mainly comes from research using mammalian model organisms, primarily the mouse. However, there are integral differences between men and other mammalian species regarding cellular composition and expression profiles during fetal and post‐natal testis development and in the mature testis ...
Marina V. Pryzhkova+4 more
wiley +1 more source
SPERMATOGENESIS OF THE BLACK-CLAWED CRAB, LOPHOPANOPEUS BELLUS (STIMPSON) RATHBUN
Nathan Fasten
openalex +2 more sources