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Concentrations of free testosterone, total testosterone, and androgen binding protein in the peripheral serum of male rats during sexual maturation
free testosterone total testosterone androgen binding protein peripheral serum male rats
2009/2/23
To investigate the relationship between free testosterone and sexual maturation in the male rat, animals were decapitated every 5 days from 25 through 75 days of life. Serum was assayed for androgen...
Administration of constant low doses of androgens to steers by silastic implant. Suppression of gonadotropins and peripheral conversion of androgens
androgen implants steers gonadotropins peripheral metabolism of androgens
2009/2/20
Yearling Hereford calves approximately 300 kg in weight were castrated and assigned to one of six treatment groups receiving subcutaneous implants (3 implants, 0.5 cm diameter by 10 cm length, 10% s...
Role of Peripheral Innervation in P-Chloroamphetamine–Induced Ejaculation in Anesthetized Rats
Seminal vesicle bulbospongiosus muscles sympathetic nerves parasympathetic nerves sensory afferents
2008/12/24
The occurrence of ejaculation, which consists of 2 distinct phases (emission and expulsion), requires a tight coordination of peripheral autonomic and somatic nerves. However, some aspects of the...
Peripheral Effects of Serotonin on the Contractile Responses of Rat Seminal Vesicles and Vasa Deferentia
Ejaculation seminal tract 5-hydroxytryptamine
2008/12/22
With the central effects of serotonin (5-HT) on ejaculation having been relatively established, we investigated the peripheral effects of serotonin on the contractile responses of rat seminal vesicl...
Cholesterol Transport, Peripheral Benzodiazepine Receptor, and Steroidogenesis in Aging Leydig Cells
Mitochondria steroidogenic acute regulatory protein
2008/12/3
The cellular mechanisms responsible for age-related decline in the ability of Leydig cells to produce testosterone are not yet fully understood. The decline in testosterone production could result fro...
Localization of peripheral dopamine D1 and D2 receptors in rat and human seminal vesicles
peripheral dopamine D1 D2 receptors rat human seminal vesicles
2008/12/1
Dopamine, an established neurotransmitter in the central nervous system, is recognized for its role in penile erection and ejaculation in rats. However, its complete mechanism of action in the genit...