نتایج جستجو برای: Fertility PreservationkB

تعداد نتایج: 49419  

Abolfazl Mehdizadeh Kashi Bita Ebrahimi Mojtaba Rezazadeh Valojerdi, Naeimeh Sadat Abtahi Rouhollah Fathi Sepideh Khodaverdi

From December 2000 until 2010, the researchers at Royan Institute conducted a wide range of investigations on ovarian tissue cryopreservation with the intent to provide fertility preservation to cancer patients that were considered to be candidates for these services. In 2010, Royan Institute established the Royan Human Ovarian Tissue Bank as a subgroup of the Embryology Department. Since its i...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده علوم اجتماعی 1389

the study aims to achieve research and testing of hypotheses survey techniques and questionnaires to collect information used. 61 questions in the questionnaire included 15 questions and 46 open questions according to research in the study population, girls and their mothers as the value of different children investment should be. mothers according to the research community benefits from havi...

Journal: :حیات 0
z rahnavard m saadaat hashemi h khalkhaali f va’ez-zadeh

total fertility rate relates to the number of children that a woman bears in the fertility period of her life. fertility function is one of the most important health and population indicators. this indicator affects social, health, economic and cultural factors. this study is an ecological or correlative one. factors affecting total fertility rate in iran in the year 2000 are studied in this pa...

2014
Kate H. Choi

BACKGROUND Mexican-American fertility is poorly understood because data limitations prevent researchers from accurately estimating the fertility levels of members of this group and from determining how their fertility changes within and across generations. OBJECTIVE Using binational data and an innovative methodological addressing key methodological limitations, I (1) estimate the fertility of ...

Journal: :iranian journal of veterinary medicine 2016
zahra tootian simin fazelipour nader goodarzi goodarzi hossien ali arab

background: phenol is an estrogenic and toxic compound and people are widely exposed to it, in different ways.  objectives: the aim of this study was to determine  the  negative effects of phenol on the fertility of male mice, by investigating sperm parameters including viability, motility, fertility rates and daily sperm production (dsp). methods: a total of 106 adult nih mice were divided int...

Journal: :مجله علوم اعصاب شفای خاتم 0
ali kalantari hesari histology and embryology group, basic science department, faculty of veterinary medicine, tehran university, tehran, iran. behnaz ghorbanzadeh parasitology group, department of basic science, faculty of veterinary medicine, urmia university, urmia, iran. 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.

reports indicate that one of the causes of harmful to the genital system, especially the testes is stress. result of damage to testicular quality certainly will affect the quality of sperm fertility. stress could be created secondarily after some pathological conditions such as neurological diseases or environmental factors. one of the causes of stress could be scary voices, such as cat voice f...

Journal: :international journal of endocrinology and metabolism 0
fahimeh ramezani tehrani reswovwkti~wtm~ugrooloo}osw{oerskigoouw~,noswursiroui u}emgorsu~eow~i~elwokeooes.ojox{u9s}}mwv{ university of medical sciences, ir iran +98-2122432500, [email protected], [email protected]; reswovwkti~wtm~ugrooloo}osw{oerskigoouw~,noswursiroui u}emgorsu~eow~i~elwokeooes.ojox{u9s}}mwv{ university of medical sciences, ir iran +98-2122432500, [email protected], [email protected]

2014
Dominic Stoop Ana Cobo Sherman Silber

Cryopreservation of eggs or ovarian tissue to preserve fertility for patients with cancer has been studied since 1994 with R G Gosden’s paper describing restoration of fertility in oophorectomised sheep, and for decades previously by others in smaller mammals. Clinically this approach has shown great success. Many healthy children have been born from eggs cryopreserved with the Kuwayama egg vit...

2014
Sam Hyun Yoo

BACKGROUND While there has been a considerable amount of research on the association between women’s education and fertility rates, few of these studies have examined the pattern of fertility differentials over the course of the fertility transition. As a country that has experienced a rapid decline in fertility and marked improvements in women’s educational attainment over the last several dec...

Journal: :Proceedings. Biological sciences 2014
Martin Kolk Daniel Cownden Magnus Enquist

Correlations in family size across generations could have a major influence on human population size in the future. Empirical studies have shown that the associations between the fertility of parents and the fertility of children are substantial and growing over time. Despite their potential long-term consequences, intergenerational fertility correlations have largely been ignored by researcher...

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