نتایج جستجو برای: fertile and infertile men

تعداد نتایج: 16844895  

2013
Batool Hossein Rashidi Leili Chamani-Tabriz Fadieh Haghollahi Mahmood Jeddi-Tehrani Mohammad Mehdi Naghizadeh Mamak Shariat Mohammad Mehdi Akhondi Rezvan Bagheri Soheila Asgari Kevan Wylie

BACKGROUND Nowadays, Chlamydia trachomatis is known as a causative agent of infertility. Because of, asymptomatic nature of infection, many may suffer from its lasting complications such as infertility. This study was performed in Tehran during April 2007 to April 2008 to compare the prevalence of Chlamydia trachomatis infection in fertile and infertile women using ELISA and PCR methods. METH...

Journal: :Clinical chemistry 2011
Cheng Wang Cuihua Yang Xi Chen Bing Yao Chen Yang Chen Zhu Limin Li Junjun Wang Xiaojun Li Yong Shao Yang Liu Jiang Ji Junfeng Zhang Ke Zen Chen-Yu Zhang Chunni Zhang

BACKGROUND Although microRNAs (miRNAs) play essential roles in spermatogenesis, little is known about seminal plasma miRNAs in infertile men. We investigated the profile of seminal plasma miRNAs in infertile men to identify miRNAs that are altered in infertility; we then evaluated their diagnostic value. METHODS Seminal plasma samples were obtained from 289 infertile men and 168 age-matched f...

2011
Michelle Kutzler Reid Tyson Monica Grimes Karen Timm

We describe the vasculature of the camelid testis using plastic casting. We also use color pulsed-wave Doppler ultrasonography to measure testicular blood flow and compare the differences between testicular blood flow in fertile and infertile camelids. The testicular artery originates from the ventral surface of the aorta, gives rise to an epididymal branch, and becomes very tortuous as it appr...

Journal: :journal of family and reproductive health 0
shahrzad katiraei department of psychology, science and research branch, azad university, tehran, iran mahtab haghighat department of rehabilitation, shahid beheshty university, tehran, iran naeime bazmi department of psychology, alzahra university, tehran, iran fatemeh ramezanzadeh reproductive health research center, tehran university of medical sciences,tehran iran hadi bahrami department of psychology, science and research branch, azad university, tehran, iran

objective: this study aimed to compare irrational beliefs, defense mechanisms and marital satisfaction in fertile and  infertile women. materials and methods: this study was a causal comparative survey performed on 30 fertile and 30 infertile women chosen by available and simple random sampling out of the whole clients referred to vali-e-asr reproductive health research center from february 200...

Journal: :Human reproduction 1999
R K Sharma F F Pasqualotto D R Nelson A J Thomas A Agarwal

The imbalance between reactive oxygen species (ROS) production and total antioxidant capacity (TAC) in seminal fluid indicates oxidative stress and is correlated with male infertility. A composite ROS-TAC score may be more strongly correlated with infertility than ROS or TAC alone. We measured ROS, TAC, and ROS-TAC scores in semen from 127 patients and 24 healthy controls. Of the patients, 56 h...

2012
G Sreenivasa VS Vineeth P Kavitha Suttur S Malini

BACKGROUND AND OBJECTIVE The objective of this study is to determine the status of acrosome intactness in different infertile conditions among men who have attended the Mediwave Fertility Research Center, Mysore, South India. MATERIALS AND METHODS A total of 70 infertile and 20 control subjects were employed in the study. Infertile subjects were classified into different conditions according ...

Journal: :Current urology 2012
Kamyar Ghabili Mohammadali M Shoja Samad E J Golzari Khalil Ansarin

We read with great interest the article by Safarinejad [1], which investigated an association between sulfur mustard (SM) exposure and sperm DNA damage using sperm chromatin structure assay on SM-injured and non-SM-injured infertile and fertile men. Accordingly, spermatozoa from SM-injured subjects had more abnormal chromatin than their non-SM-injured counterparts [1]. This article is quite int...

Introduction: Spermatogenesis is a strictly regulated process in sperm production that is needed for sperm production transcriptional and posttranscriptional regulations. The cytoplasmic polyadenylation element binding (CPEB) protein regulates cytoplasmic polyadenylation of mRNAs in oogenesis and spermatogenesis. The purpose of the present studywas examining the association between rs2303846, ...

2015
Ewa M. Kratz Anna Kałuża Mariusz Zimmer Mirosława Ferens-Sieczkowska

Carbohydrates are known to mediate some events involved in successful fertilization. Although some studies on the glycosylation of seminal plasma proteins are available, the total glycan profile was rarely analyzed as a feature influencing fertilization potential. In this work we aimed to compare some glycosylation traits in seminal plasma glycoproteins of fertile and infertile men. The followi...

Journal: :The Journal of urology 2015
Kenneth I Aston Philip J Uren Timothy G Jenkins Alan Horsager Bradley R Cairns Andrew D Smith Douglas T Carrell

OBJECTIVE To evaluate whether male fertility status and/or embryo quality during in vitro fertilization (IVF) therapy can be predicted based on genomewide sperm deoxyribonucleic acid (DNA) methylation patterns. DESIGN Retrospective cohort study. SETTING University-based fertility center. PATIENT(S) Participants were 127 men undergoing IVF treatment (where any major female factor cause of ...

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