BACKGROUND Posterior urethral valve presenting in adulthood is uncommon. This can be an unusual cause of primary male infertility as a result of abnormalities in sexual function. CASE PRESENTATION This report describes a 40 year old man who presented to us on account of inability to impregnate his wife after 2 years of marriage. History revealed poor stream of urine since childhood and passag...

Male dimorphism has been thought to correlate with alternative reproductive behaviors. Alternative reproductive behaviors promote asymmetry in sperm competition, and the differences in fertilization success could promote adaptations in ejaculate characteristics in relation to each reproductive behavior. Using allometric analysis, we show that ejaculate dimorphism clearly exists in males of the ...

Delayed ejaculation (DE) is the least understood and least common male sexual dysfunction. Any procedure or disease, as well as some drugs, that disrupts the nervous systems path to the genitals may produce delay on ejaculation[1]. In the last 5 years in our clinic, there has been an increase among men who cannot ejaculate inside vagina for psychological factors, even though they are able to ej...

The effect of Asphervon resin gum on spermatogenesis, the level testosterone in blood rats was studied, and two dosages drug diuresis with an aqueous load also considered. Data have been obtained quantitative change sperm rat ejaculate, ability Asfervon to reduce levels rat’s blood, also, a pronounced dose has revealed - dependent diuretic Asfervon.

Pasundan cattle are one of the Indonesian domestic resources animal-genetic materials that need to be developed and conserved. The aims this study were evaluate characteristics sperm potential production frozen semen bulls. Ten bulls divided into two groups based on their fresh motilities. grouped motilities group A (70-79%) B (80-89%). Secondary data collected confirmed with primary data. volu...