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Quantitative assessment of nocturnal penile tumescence and rigidity in normal men using a home monitor
Quantitative assessment nocturnal penile tumescence rigidity normal men
2009/2/23
Current methods now permit the measurement of nocturnal penile tumescence and rigidity (NPTR) in men with erectile dysfunction. But the relationship of rigidity to tumescence and the changes in rigidi...
Effect of MK-906, a specific 5 alpha-reductase inhibitor, on serum androgens and androgen conjugates in normal men
MK-906 5 alpha-reductase inhibitor serum androgens androgen conjugates normal men
2009/2/23
To determine the hormonal effects of MK-906, an orally active 5 alpha-reductase inhibitor, on serum androgens and androgen conjugates, 12 healthy men were given 10, 20, 50, and 100 mg MK-906 2 weeks a...
Effects of chronic sulpiride-induced hyperprolactinemia on plasma testosterone and its responses to hCG in normal men
Effects of chronic sulpiride-induced hyperprolactinemia plasma testosterone hCG normal men
2009/2/23
To elucidate the effects of sulpiride-induced (300 mg daily) long-term (64 days) hyperprolactinemia on basal and hCG-stimulated plasma testosterone (T), hCG was given to five normal men five times...
Spectrum of the pulsatile characteristics of LH release in normal men
pulsatile characteristics LH release normal men
2009/2/23
To assess the spectrum of LH pulse characteristics in normal men, blood samples from 36 individuals were drawn at 20-minute intervals for 8 hours. The subsequent immunoactive LH concentrations were ...
Stimulation of sperm production by human chorionic gonadotropin after prolonged gonadotropin suppression in normal men
sperm production human chorionic gonadotropin prolonged gonadotropin suppression normal men
2009/2/20
The precise hormonal milieu required for quantitatively normal spermatogenesis in man is unclear. The authors previously have shown that both supraphysiologic dosages of human chorionic gonadotropin...
Relationship between rapid eye movement sleep and testosterone secretion in normal men
Luteinizing hormone follicle-stimulating hormone
2009/2/18
The relation between the pituitary-gonadal hormones' rhythm and sleep physiology in men is not fully elucidated. To examine whether the reproductive hormones are correlated with sleep architecture, ...
Daily testosterone and gonadotropin levels are similar in azoospermic and nonazoospermic normal men administered weekly testosterone: implications for male contraceptive development
Contraception gonadotropins azoospermia
2008/12/29
Weekly intramuscular administration of testosterone esters such as testosterone enanthate (TE) suppresses gonadotropins and spermatogenesis and has been studied as a male contraceptive. For unknown ...
Bioactivity of Androgens Within the Testes and Serum of Normal Men
Intratesticular testosterone infertility human
2008/12/23
Little is known about how human spermatogenesis is regulated, so it is not surprising that there have been few breakthroughs in the treatment of male infertility resulting from abnormalities of sp...
Melatonin Administration Alters Semen Quality in Normal Men
Melatonin Administration Semen Quality Normal Men
2008/12/22
The publication by Luboshitzky et al (2002) concerning the effects of melatonin on human sperm quality deserves strong critique for a number of reasons. The authors performed a double-blind crossove...
Effects of Sildenafil on Nocturnal Penile Tumescence and Rigidity in Normal Men: Randomized, Placebo-Controlled, Crossover Study
Sleep-related erections healthy men
2008/12/8
We studied the effects of sildenafil on sleep-related erections in 44 adult healthy men not affected by erectile dysfunction (mean age ± SD: 39.3 ± 10.5 years). No subjects were administered any m...
The Effect of Sildenafil Citrate on Middle-Aged “Normal” Men
erections Middle-Aged Men Sildenafil Citrate sexual response
2008/5/12
The effect of sildenafil citrate on nine non-dysfunctional men was assessed by a post-exposure questionnaire. Almost all (8/9) reported that sildenafil citrate affected their sexual response, but only...
