background: toxoplasma gondii is an intracellular protozoan parasite that infects human and animals. toxoplasma parasites are isolated from different parts of ani-mals even from semen but there are little information about the effect of toxo-plasmosis on fertility in animals and humans. in present study, the effect of chronic toxoplasmosis on serum levels of testosterone in men was studied. met...

operator's role in industrial control centers takes place in time, which is one of the most important determinants of whether an expected action is going to be successful or not. in certain situations, due to the complex nature of the work, the existing interfaces and already prepared procedures do not meet the dynamic requirements of operator's cognitive demands, making the control tasks unnec...

however, indicate that the risk of HIV infection threatens not only the narrowly defined risk groups of commercial sex workers and their patrons, but the general public as well. In particular, women who are married to men who visit prostitutes (or who have done so in the past) are at risk.3 Indeed, both commercial sex patronage and noncommercial sexual contacts are common for married Thai men.4...

human perfectibility may be regarded as a point in which the most dominant religions of the world meet one another. it, therefore, can be chosen as a start point for religions when taking part in dialogue. there can be found different names for human perfection and perfect man in well-known religions of the east and the west. buddha`s name for perfect man is arhat and free man, confucius` is ta...

The gross anatomy of the accessory glands of the human male genital tract has been known for many centuries but even today there is only scant knowledge about the function of these organs. Reference to the text of Mann (1964) and to books edited by Greep and Astwood (1975) and Brandes (1974) provide a wealth of information about mammalian accessory gland function but serve only to emphasize how...