منابع مشابه
compactifications and function spaces on weighted semigruops
chapter one is devoted to a moderate discussion on preliminaries, according to our requirements. chapter two which is based on our work in (24) is devoted introducting weighted semigroups (s, w), and studying some famous function spaces on them, especially the relations between go (s, w) and other function speces are invesigated. in fact this chapter is a complement to (32). one of the main fea...
15 صفحه اولPmn-16: The Effect of Environmental Contaminants on Testicular Function
Male reproductive health has deteriorated considerably in the last few decades. Nutritional, socioeconomic, lifestyle and environmental factors (among others) have been attributed to compromising male reproductive health. In recent years, a large volume of evidence has accumulated that suggests that the trend of decreasing male fertility (in terms of sperm count, quality and other changes in ma...
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Testicular varicocele, a dilation of the veins of the pampiniform plexus thought to increase testicular temperature via venous congestion, is commonly associated with male infertility. Significant study has clarified the negative impact of varicocele on semen parameters and more recent work has shed light on its detrimental effects on the molecular and ultrastructural features of sperm and the ...
متن کاملObesity and testicular function.
Obesity in men, particularly when central, is associated with lower total testosterone [TT], free testosterone [FT] and sex hormone-binding globulin [SHBG], and a greater decline in TT and FT with increasing age compared with lean men. Obesity-related conditions such as obstructive sleep apnea, insulin resistance and type 2 diabetes mellitus are independently associated with decreased plasma te...
متن کامل[Studies on the biosynthesis of testicular androgens].
The changes of androgen output in the spermatic vein blood of anesthetized dogs were analyzed by gas chromatography following FSH and LH (HCG) administration . A definite increase of testosterone and DHEA was seen following LH administration . No significant increase of androst-4-ene-3, 17-dione was demonstrated , contrary to our expectation. 3H-testosterone as well as H3-DHEA was also isolated...
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ژورنال
عنوان ژورنال: The Japanese Journal of Urology
سال: 1958
ISSN: 0021-5287,1884-7110
DOI: 10.5980/jpnjurol1928.49.11_1017