نتایج جستجو برای: trend of infertility

تعداد نتایج: 21170557  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان 1390

seismic retrofit strategies have been developed in the past few decades following the introduction of new seismic provisions and the availability of advanced materials and methods. it can be observed that new approaches to deal with more lateral forces are more innovative and more energy absorbent. in line with this, there is a growing trend toward the use of steel shear walls as a system with ...

Journal: :journal of reproduction and infertility 0

background: using appropriate coping strategies has a positive influence on moderating mental pressures caused by infertility and the stress during treatment. using these strategies needs personal skills and they could be influenced by individual’s inner psychological and environmental factors. the aim of this study was to assess the relationship between the attitude toward infertility and copi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده برق و کامپیوتر 1392

هدف از انجام این پروژه آشکارسازی trend باند آلفا سیگنال الکتروانسفالوگرام با استفاده از پردازش تصویر اسپکتروگرام آن است. به عبارت دیگر تغییرات ایجاد شده در طیف باند آلفا که در طول زمان و به دلیل یک پدیده¬ی فیزیولوژیکی یا شناختی رخ می¬دهد را بتوان با استفاده از پردازش اسپکتروگرام آشکار کرد. در این پروژه خستگی ذهنی به عنوان یک پدیده¬ی شناختی برای ایجاد تغییرات در باند آلفا مورد مطالعه قرار گرفت. ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - پژوهشکده فنی و مهندسی 1388

asymmetric polyethersulfone (pes) microfiltration flat sheet membranes were composed by the phase inversion method (pim) and were used as supports. composite membranes were fabricated by coating silicone rubber as selective layer. effect of different concentrations of pes and pdms and different solvent such as nmp, dmf and dms effects as pes solvents and support thickness and different coagulat...

Journal: :Infectious Diseases in Obstetrics and Gynecology 2004
Joseph Debattista Caroline M. Gazzard Robyn N. Wood John A. Allan Janet M. Allan Anthony Scarman Miranda Mortlock Peter Timms Christine L. Knox

BACKGROUND Cases of endometriosis with no tubal damage are associated with infertility, suggesting an immunological rather than mechanical barrier to reproduction. Laparoscopy and falloposcopy results of clinically asymptomatic women undergoing investigation of infertility were correlated with the outcomes of microbiological screening for Chlamydia trachomatis, Mycoplasma pneumoniae, Mycoplasma...

Ariana M Ariana R Kheirkhah Rahimabad K,

Background: Reproductive function and fertility are thought to be compromised by behaviors such as cigarette smoking, substance abuse, and caffeine consumption; however, the strength of these associations are uncertain. Many studies have examined whether caffeine and nicotine containing these affect fertility in men and women. Materials and Methods: In this study we evaluate the literature conc...

Journal: :modares journal of medical sciences: pathobiology 2009
nastaran khazami pour

objective: in about 50% of infertile couples a male factor can be found to be present either alone or in addition to other female factors. a new molecular mechanism recently revealed to be involved in infertility is epigenetic pattern modification like as aberrant methylation. this mechanism can change or even silence gene expression. on the other hand, gstm1 (glutathione s-transferase mu 1) ...

Journal: :Obstetrics and gynecology 2007
Jorge E Chavarro Janet W Rich-Edwards Bernard A Rosner Walter C Willett

OBJECTIVE To evaluate the relation of a dietary pattern and other lifestyle practices to risk of ovulatory disorder infertility. METHODS We followed a cohort of 17,544 women without a history of infertility for 8 years as they tried to become pregnant or became pregnant. A dietary score based on factors previously related to lower ovulatory disorder infertility (higher consumption of monounsa...

Journal: :Journal of reproduction & infertility 2016
Fatemeh Yazdani Ashraf Kazemi Hamid Reza Ureizi-Samani

BACKGROUND Using appropriate coping strategies has a positive influence on moderating mental pressures caused by infertility and the stress during treatment. Using these strategies needs personal skills and they could be influenced by individual's inner psychological and environmental factors. The aim of this study was to assess the relationship between the attitude toward infertility and copin...

Journal: :journal of reproduction and infertility 0

apparent rise in the incidence of infertility in females and the trend shifting towards delayed child bearing brought up the concept of ovarian ageing. women in their early thirties show poor ovarian reserve which is an entity named as early ovarian ageing. early ovarian ageing is mostly genetically determined, but acquired modifiable factors like smoking, or ovarian surgery have some roles. in...

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