نتایج جستجو برای: in vitro fertility

تعداد نتایج: 16984712  

Journal: :مجله علوم اعصاب شفای خاتم 0
sajad sahab negah a. shefa neuroscience research center, khatam alanbia hospital, tehran, iran. b. histology and embryology group, basic science department, faculty of veterinary medicine, shiraz university, shiraz, iran. hadi aligholi shefa neuroscience research center, khatam alanbia hospital, tehran, iran. shahin mohammad sadeghi a. shefa neuroscience research center, khatam alanbia hospital, tehran, iran. b. department of plastic and reconstructive surgery, shahid beheshti university of medical sciences, tehran, iran. mostafa modarres mousavi shefa neuroscience research center, khatam alanbia hospital, tehran, iran.

traumatic brain injury (tbi) is caused by rapid deformation of the brain, resulting in a cascade of pathological events and ultimately neurodegeneration. in vitro models of tbi can help us to describe the pathobiological mechanisms. in vitro models of brain injury support a platform for performing repeatable, well-controlled, environmentally isolated experiments. other advantages of in vitro mo...

Background Male infertility management has made significant progress during the past three decades, especially after the introduction of intracytoplasmic sperm injection (ICSI) in 1992. However, many boys and men still suffer from primary testicular failure due to acquired or genetic causes. New and novel treatments are needed to address these issues. Spermatogenesis originates from spermatogon...

2018
Yoo Jin Shim Aeran Seol Dayong Lee Seul Ki Kim Jung Ryeol Lee Byung Chul Jee Chang Suk Suh Seok Hyun Kim

Objective To investigate the patterns of estradiol-oocyte ratio (EOR) and estradiol-mature oocyte ratio (EMOR) in patients with breast cancer undergoing controlled ovarian stimulation (COS) using letrozole and gonadotropins for fertility preservation. Methods This retrospective study included 32 breast cancer patients underwent COS for fertility preservation and no patients had previously und...

A. A. Malik, A. R. Wani F. A. Bhat F. A. Lone K. A. Sofi M. Z. Khan

A study was conducted to investigate the effect of follicular size (small,

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه زابل - دانشکده کشاورزی 1391

چکیده این پژوهش به منظور بررسی تغییرات ترکیب شیمیایی و بهبود قابلیت هضم سیلوی علف نی با افزودن اوره و تفاله مرکبات به روش in vitro و in situ انجام شد. جهت بررسی تغییرات ترکیبات شیمیایی، ابتدا 50 کیلوگرم علف نی جمع آوری و به قطعات 2-4 سانتی متری خرد گردید. سپس علوفه نی با سطوح (5/2 و 5 درصد اوره و 5، 10 و 15 درصد تفاله مرکبات) مخلوط و در سطل های پلاستیکی سیلو گردید. ترکیبات شیمیایی اندازه گیری...

Journal: :Asian journal of andrology 2006
Theodoros Maltaris Heinz Koelbl Rudolf Seufert Franklin Kiesewetter Matthias W Beckmann Andreas Mueller Ralf Dittrich

It is estimated that in 2010, 1 in every 250 adults will be a childhood cancer survivor. Today, oncological surgery, radiotherapy and chemotherapy achieve relatively high rates of remission and long-term survival, yet are often detrimental to fertility. Quality of life is increasingly important to long-term survivors of cancer, and one of the major quality-of-life issues is the ability to produ...

2017
Tomoko Hashimoto Yusuke Nakamura Ryuichiro Obata Masakazu Doshida Mayumi Toya Takumi Takeuchi Koichi Kyono

Purpose To assess the efficacy of fertility preservation (FP) and the impact of chemotherapy on the reproductive potential of Japanese patients with breast cancer. Methods Sixty-two patients with breast cancer visited the authors' centers from October, 2003 to June, 2015. They were divided into two groups according to the treatment: oocyte or embryo vitrification for FP before cancer treatmen...

2012
G. Killian

This paper outlines a 25 yr research strategy to better understand how proteins in male and female reproductive fluids influence fertility. Extensive fertility data available from artificial insemination cooperatives were used to identify individual dairy bulls with phenotypes of above and below average fertility. We determined whether the protein composition of reproductive fluids from these b...

Ahmadi A, Mardani K Sadrkhanlou RA Salami S Zobeiri F,

Background: In the last few years, a marked decrease in male fertility has been reported. Environmental factors were recently suspected for this problem. The misuse of medicines especially antibiotics are among environmental factors that can affect reproductive system. Ciprofloxacin is a synthetic antibacterial agent belonging to the family of fluoroquinolones with a very broad spectrum effect ...

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