نتایج جستجو برای: oligoasthenospermia

تعداد نتایج: 46  

Journal: :international journal of reproductive biomedicine 0
sevtap kilic beril yuksel nafiye yilmaz erkan ozdemir ufuk ozturk serdar ceylaner

background: the aim of this study was to determine the incidence of azf (azoospermia factor) microdeletions of the y chromosome in infertile turkish male patients and intracytoplasmic sperm injection (icsi) outcome of these patients. objective: this study was undertaken in order to evaluate the outcome of intracytoplasmic sperm injection (icsi) in infertil man with azf microdeletions materials ...

Background The tumor necrosis factor alpha (TNF-α) gene is a cytokine involved in systemic inflammation. Results of the association of its polymorphisms with infertility in men are controversial.  Objective The aim of this study was to evaluate the association of -308G/A polymorphism in TNF-α gene with different parameters of semen and sperm in infertile men.  Methods Participants were 210 me...

Ahmad Reza Baghestani Elham Amirchaghmaghi Fahimeh Kashfi Hossein Kashani Mohammad Kamali, Shahram Tavajohi

Background Infertility is defined as failure in pregnancy after one year of unprotected intercourse. Several centers have reported different causes of infertility. The most common causes of infertility are: male factor such as sperm disturbance, female factor such as ovulation dysfunction and tubal factor, both male and female factor, and unexplained infertility .The aim of this study was to su...

2012
M Waseem Osman llias Nikolopoulos Zeina Haoula Jayaprakasan Kannamannadiar William Atiomo

BACKGROUND Male infertility is a significant contributor to the need for fertility treatment. Treatment currently involves correcting any identifiable adverse lifestyle factors in men with suboptimal sperm parameters, and if these measures are unsuccessful, assisted conception is offered, which can be quite expensive. Raised scrotal temperature is one of the least studied but easily corrected r...

Journal: :European journal of endocrinology 1998
M De Rosa A Colao A Di Sarno D Ferone M L Landi S Zarrilli L Paesano B Merola G Lombardi

This study evaluated the effects of chronic treatment with cabergoline (CAB), a new, potent and long-lasting ergoline-derived dopamine agonist, on seminal fluid parameters and sexual and gonadal function in hyperprolactinemic males in comparison with the effect of bromocriptine (BRC) treatment. Seventeen males with macroprolactinoma were treated with CAB at a dose of 0.5-1.5 mg/week (n = 7), or...

Journal: :Asian journal of andrology 2013
Charles M Allan

M ammalian sperm have a specialized motile flagellum to provide the unidirectional propulsion required to achieve fertilisation of the egg. Defective flagella development and/or function is a significant cause of reduced sperm motility (asthenospermia) and male infertility. Over the past decade, a growing number of distinct proteins with crucial roles in sperm flagella have been identified by g...

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