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Little is known about the factors associated with the choice of female-controlled, over-the-counter barrier contraceptive methods among women and their male sexual partners. Methods: Predictors of...
The GnRH agonist [D-Trp6, des-Gly-NH2(10)]GnRH ethylamide was administered to prepubertal male and female dogs daily for 23 months by subcutaneous injection. During GnRH agonist treatment, plasma ster...
It has been shown previously that experimental left varicocele in the rat, results in a bilateral decrease in intratesticular testosterone. In the present work, pituitary responsiveness to GnRH as a...
Several abnormalities, such as postnatal deaths and behavioral impairments, have been previously reported in the progeny of male rats exposed to the cytostatic drug cyclophosphamide 60 days prior to...
Adult male Wistar rats were subjected to acute and chronic immobilization stress. Changes in plasma levels of LH, FSH and testosterone and in the content of testicular inhibin and testosterone wer...
In this study, changes in the number of androgen binding sites that occur in cytosols of epididymis, vas deferens and seminal vesicle of mice from 10 to 90 days of age are described. Specific satura...
Chronic renal insufficiency was induced in young adult male rats by a 2-step 5/6 nephrectomy. Four weeks after surgery the rats were anesthetized with ketamine and injected with saline or 1, 5, 10...
The testosterone dose-dependency of several mating and nonmating behaviors was examined in the male rat, chemically castrated with a GnRH antagonist analog. Graded doses of testosterone enanthate ...
To understand the involvement of polyamines in testicular maturation and spermatogenesis, the activity of two enzymes involved in the polyamine synthetic pathway, L-ornithine decarboxylase (ODC) a...
The review has four objectives. The first objective is to summarize our studies of gene mutations that induce infertility in male mice. The second objective is to stress the power of mouse genetics ...
Cocaine hydrochloride (30, 15, or 0 mg/kg) was administered daily subcutaneously to male rats for a minimum of 72 days. Animals receiving the 15-mg/kg and 0-mg/kg doses were pair-fed with animals re...
This study determined the quantitative and qualitative histopathologic effects of a single oral dose of 1,3-dinitrobenzene (48 mg/kg) on the rat testis from 1 to 175 days postexposure. The testis was ...
Groups of eight adult male rats were given a single oral dose of 0 or 48 mg/kg of 1,3-dinitrobenzene and sacrificed at 1, 2, 4, 8, 16, 24, 32, 72, and 175 days posttreatment. The groups killed at 17...
The second generation descended from rats treated either with cyclophosphamide alone or with both cyclophosphamide and vinblastine were investigated. As in the first generation, the offspring were...
Four experiments were designed to investigate the influence of photoperiod and other environmental factors on androgen production and reproductive maturation in deer mice. Male prairie deer mice (Pe...

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