نتایج جستجو برای: idiopathic infertility

تعداد نتایج: 97664  

Journal: :BJU international 2005
Ashok Agarwal Tamer M Said

Men with idiopathic infertility generally present with significantly higher seminal ROS levels and lower antioxidant properties than healthy controls [3]. Therefore, it appears that the presence of OS in infertile normozoospermic men may be the cause behind previously unexplained cases of infertility. Similarly, sperm DNA damage analysis may reveal hidden sperm DNA abnormalities in infertile me...

جهانی نژآد, طاهره, زعیمی, محمدعلی, شیخها, محمد حسن, پاشایی فر, حسین, کلانتر, سید مهدی ,

Introduction: Infertility is described as the inability to get pregnant after one year of unprotected intercourse. About half of infertility cases are because of male factors. Idiopathic azoospermia or severe oligozoospermia caused by genetic alterations is a significant part of male infertility. A key step of spermatogenesis is crossover events during meiotic reciprocal recombination. MLH3 pro...

2017
Anne Boissière Anna Gala Alice Ferrières-Hoa Tiffany Mullet Solenne Baillet Amaël Petiton Antoine Torre Samir Hamamah

Male infertility is a devastating problem that affects many couples worldwide. However, the molecular mechanisms and causes of idiopathic male infertility remain unclear. Circulating cell-free nucleic acids have an important role in human physiology and emerging evidence suggests that they play a role in male infertility. This review summarizes recent results on cell-free and intracellular nucl...

E Jafari, MH Bahadori Z Salehi

Background Male infertility is a multifactorial syndrome encompassing a wide variety of disorders. In more than half of infertile men, the cause of their infertility is unknown (idiopathic) and could be congenital or acquired. OGG1 is a bifunctional glycosylaseii, in that it has both AP lyase and DNA glycosylase activity and one of its functions is to excise and remove 8-oxo-dGuo from DNA. Amon...

Journal: :Human reproduction 2001
T Wischmann H Stammer H Scherg I Gerhard R Verres

BACKGROUND The aim of the study was to identify differences in psychological characteristics between couples with fertility disorders, especially idiopathic infertility, and a representative sample. MATERIAL AND METHODS A total of 564 couples was examined using psychological questionnaires pertaining to sociodemographic factors, motives for wanting a child, dimensions of life satisfaction and...

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