نتایج جستجو برای: assisted reproduction technology art

تعداد نتایج: 804731  

Ashraf Moini, Farid Abolhassani, Farnoosh Jafarpour, Khadijeh Karbalaie, Marzieh Derakhshan-Horeh, Mohammad Hossein Nasr-Esfahani*, Sayyed Morteza Hosseini, Somayyeh Ostadhosseini,

Backgrund: Imprinted genes are a unique subset of few genes, which have been differentially methylated region (DMR) in a parental origin-dependent manner during gametogenesis, and these genes are highly protected during pre-implantation epigenetic reprogramming. Several studies heve shown that the particular vulnerability of imprinting genes during suboptimal pre- and peri-conception microenvir...

2011
Mohammad Reza Sadeghi

It is already three decades since the birth of the first “test-tube baby” in 1978 and such methods have found their due place in most countries. In Denmark alone, more than 6% of children are born through assisted reproduction technologies (ARTs) (1). In the United States, more than 50,000 babies are born through IVF annually and there are more than 4 million people born through such methods ar...

Journal: :Human reproduction 2008
W Shih D D Rushford H Bourne C Garrett J C McBain D L Healy H W G Baker

BACKGROUND Data show that differences exist in the birthweight of singletons after frozen embryo transfer (FET) compared with fresh transfer or gamete intra-Fallopian transfer (GIFT). Factors associated with low birthweight (LBW) after assisted reproduction technology (ART) were studied. METHODS Birthweight, distribution of birthweight, z-score, LBW (<2500 g), gestation and percentage preterm...

Journal: :journal of reproduction and infertility 0

background: the complexity of assisted reproductive technology (art) increased during the last decades. new scientific and medical findings as well as the statutory requirements for improving the safety and the outcome of art were the main impetus for its development. while therapy planning is done and art is used by the ivf centers, the medical support and monitoring of patients is conducted b...

2011
Telma C. Esteves Fleur van Rossem Michele Boiani Albert van den Berg Séverine Le Gac

Microfluidics holds great potential for the field of assisted reproduction techniques (ART), to provide integrated platforms for combined embryo culture and characterization. The development of mouse embryos is not impaired in a microfluidic format: it proceeds faster during the pre-implantation period (< day 4), and gives similar birth rates. More importantly, single embryo culture is enhanced...

Journal: :journal of research in medical sciences 0
ashraf kazemi nursing and midwifery care research center, faculty of nursing and midwifery, isfahan university of medical sciences, isfahan, iran fatemeh ramezanzadeh vali-e-asr reproductive health research center, imam khomeini hospital complex, tehran university of medical sciences, tehran iran mohammad hosein nasr esfahani reproductive biomedicine center, royan institute for animal biotechnology, acecr, department of reproduction and development, isfahan, iran ali akbar saboor-yaraghi department of cellular and molecular nutrition, school of nutritional sciences and dietetics, tehran university of medical sciences, tehran, iran saharnaz nejat epidemiology and biostatistics department, school of public health, knowledge utilization research center, tehranuniversity of medical sciences, tehran, iran abbas rahimi-foroshani epidemiology and biostatistics department, school of public health, tehran university of medical sciences, tehran, iran

normal 0 false false false en-us x-none ar-sa background: cigarette smoke contains many oxidants and may alter the human reproduction by inducing oxidative stress (os) in both active and passive smokers. this study was designed to evaluate the effect of environmental tobacco smoke (ets) exposure on oxidative stress in the follicular follicle and the assisted reproduction outcomes. materials and...

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