نتایج جستجو برای: sperm dna damage

تعداد نتایج: 721318  

Ahmadi A, Jamshidi F Rahimi P

Background: The alkylating agent busulfan adversely affects spermatogenesis in mammals and Impairment of spermatogenesis has been identified as an inevitable side effect of cancer treatment druges then the aim of this study was to investigate the possible protective effects of Grape seed extract with potent antioxidant activity, on busulfan-treated adult male mice. Materials and Methods: In thi...

Journal: :Reproduction 2010
S Pérez-Cerezales S Martínez-Páramo J Beirão M P Herráez

Mammalian spermatozoa undergo a strong selection process along the female tract to guarantee fertilization by good quality cells, but risks of fertilization with DNA-damaged spermatozoa have been reported. In contrast, most external fertilizers such as fish seem to have weaker selection procedures. This fact, together with their high prolificacy and external embryo development, indicates that f...

Journal: :Animal : an international journal of animal bioscience 2013
X L Chen L Z Gong J X Xu

In this study, antioxidant capability and protective effect of probiotics on reproductive damage induced by diet oxidative stress were investigated. Thirty male Sprague-Dawley rats were randomly divided into three groups with 10 rats in each group. The control group consumed a normal standard diet (5% fat, w/w). The other two treatment groups were fed with a high-fat diet (20% fat, w/w), and a ...

Journal: :Journal of the Turkish German Gynecological Association 2012
Ilkay Şafak Tavukçuoğlu Tahani Al-Azawi Amir Afshin Khaki Arash Khaki Ahmed Khalil Safaa Al-Hasani

Male reproductive health has been under scrutiny recently. Many studies in the literature have concluded that semen quality is declining and that the incidence of testicular cancers is increasing. The reason for this change has been attributed to damage in sperm chromatin. During in vivo reproduction, the natural selection process ensures that only a spermatozoon with normal genomic material ca...

2017
Daryl Preece Kay W. Chow Veronica Gomez-Godinez Kyle Gustafson Selin Esener Nicole Ravida Barbara Durrant Michael W. Berns

The ability to successfully fertilize ova relies upon the swimming ability of spermatozoa. Both in humans and in animals, sperm motility has been used as a metric for the viability of semen samples. Recently, several studies have examined the efficacy of low dosage red light exposure for cellular repair and increasing sperm motility. Of prime importance to the practical application of this tech...

Ahmadi A, Movahed E, Nejati V Sadrkhanlou R Zamani Z

Background: Acyclovir is asynthetic purin nucleoside analog,which has been reported to be very effective against the treatment of herpes simplex and varicella zoster infections. Acyclovir is known to be toxic to gonads, but available literature fails to provide the indepth analyses of damage.The aim of the present study was to evaluate the effect of Acyclovir on DNA damage and nuclear maturatio...

Background and Objectives: Reactive oxygen species (ROS) are essential for sperm physiological functions including capacitation, acrosome reaction, fertilization, and etc. Sperm cell in comparison with other cells is highly prone to oxidative attack due to high level of membrane unsaturated fatty acids and low volume of cytoplasmic space. Therefore, the aim of this review article was to underst...

2017
Monika Fraczek Maciej Kurpisz

tau.amegroups.com © Translational Andrology and Urology. All rights reserved. The number of articles on the clinical significance of sperm DNA integrity and/or fragmentation has been increasing during the last 2 decades. Despite substantial evidence, official recommendation to introduce sperm genomic integrity tests into the routine evaluation of ‘male factor’ is lacking. The review by Agarwal ...

2017
Murad M. Basar Semra Kahraman

tau.amegroups.com © Translational Andrology and Urology. All rights reserved. Recent studies show that spermatozoal DNA integrity is essential for normal fertilization and transmission of paternal genetic information to the offspring. Additionally, fertilization and embryo development depend on the sperm DNA structure (1,2). Generally, while fertile men have high levels of sperm with intact DNA...

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