نتایج جستجو برای: selenium extraction

تعداد نتایج: 180097  

Journal: :پژوهش های علوم دامی ایران 0
رضا علیمحمدی حسن علی عربی

two experiments were conducted to evaluate the different levels of selenium supplements on performance, blood metabolites and nutrient digestibility in mehraban male lambs. the first experiment consisted of 18 lambs, 4-5 months of age and 35.9±2.7 kg average in weight randomly allotted to 3 treatments. treatments were: 1) control diet (a diet without selenium, containing 0.06 ppm of selenium), ...

Journal: :علوم باغبانی 0
آزاده صفاریزدی مهرداد لاهوتی علی گنجعلی

selenium is a metalloid that it is antioxidant characteristics is proved for humans, animals and plants. however, some plants are known as hyper accumulators for selenium and sometimes seems to be useful for growth of some plants. in this paper, we have studied the effect of different selenium concentrations on growth and morpho-physiological characteristics of spinach. seeds of spinach were ge...

Journal: :international journal of hematology-oncology and stem cell research 0
mohammad ali mashhadi health promotion research center, zahedan university of medical sciences, zahedan, iran. zahra heidari department of internal medicine, ali ebne abitaleb hospital, zahedan university of medical sciences, zahedan, iran. zahra sepehri department of internal medicine, amir al momenin hospital, zabol university of medical sciences, zabol, iran. ali reza bakhshipour department of internal medicine, ali ebne abitaleb hospital, zahedan university of medical sciences, zahedan, iran. azra karimkoshte department of internal medicine, ali ebne abitaleb hospital, zahedan university of medical sciences, zahedan, iran.

introduction: there are limited reports about selenium status in major thalassemia patients. the aim of this study is evaluation of selenium status in patients with major thalassemia south east of iran with large sample size and wide range of age. this study compared selenium status with other sites of the world. methods: in this study 369 cases that had major thalassemia for more than 5 years ...

Journal: :فصلنامه علوم پزشکی دانشگاه آزاد اسلامی واحد پزشکی تهران 0
نورمحمدی عیسی noormohammadi isa cellular and molecular research center, iran university of medical scienceمرکز تحقیقات سلولی و مولکولی، دانشگاه علوم پزشکی ایران مهدی زاده ابوالفضل mehdizadeh abolfazl department of gynecology and obstetrics, iran university of medical sciencesگروه زنان و زایمان، دانشگاه علوم پزشکی ایران ماندگار منصوره mandegar mansoureh department of gynecology and obstetrics, iran university of medical sciencesمرکز تحقیقات سلولی و مولکولی، دانشگاه علوم پزشکی ایران معمارزاده علیرضا meamarzadeh ali reza cellular and molecular research center, iran university of medical scienceمرکز تحقیقات سلولی و مولکولی، دانشگاه علوم پزشکی ایران

background: adequate serum level of zinc and selenium is required for normal metabolic performance and successful fertility. the present study was conducted to evaluate the association of serum zinc and selenium in early stage of gestation with the incidence of miscarriage in iranian women. materials and methods: one hundred two females were studied in three matched groups. group 1 consisted of...

2012
Edda Y. Gudmundsdottir Ingibjorg Gunnarsdottir Arngrimur Thorlacius Olafur Reykdal Helga Gunnlaugsdottir Inga Thorsdottir Laufey Steingrimsdottir

BACKGROUND/OBJECTIVES Significant changes have been reported in dietary habits and food availability in Iceland that would be expected to compromise selenium intake and status, especially among young people. These include substantial decreases in the consumption of fish and milk, as well as the selenium content of imported wheat. The aim of this study was to assess selenium in the diet and whol...

Journal: :Industrial health 2007
Rakhi Agarwal Jai Raj Behari

Studies were conducted to examine the effect of pre and post-treatment of selenium in mercury intoxication (20 micromole/ kg b.w. each given intraperitoneally) in mice in terms of lipid peroxidation (LPO), glutathione (GSH) content, activities of superoxide dismutase (SOD), glutathione peroxidase (GPx), catalase (CAT) and mercury concentration in liver, kidney and brain. No significant alterati...

Journal: :International journal of cancer 1990
Y Kise M Yamamura M Kogata S Uetsuji H Takada K Hioki M Yamamoto

The effect of selenium intake on the development of pancreatic cancer was investigated in female Syrian golden hamsters. Four-week-old hamsters were divided into 2 groups according to the selenium level in their drinking water and were fed a purified diet containing less than 0.05 ppm selenium. Starting 4 weeks later, groups received 10 s.c. injections at weekly intervals of N'-nitrosobis(2-oxo...

2010
Kuen-Cheh Yang Long-Teng Lee Yow-Shan Lee Hui-Ying Huang Ching-Yu Chen Kuo-Chin Huang

BACKGROUND Selenium is an essential micronutrient known for its antioxidant function. However, the association of serum selenium with lipid profiles and fasting glucose are inconsistent in populations with average intake of selenium. Furthermore, there were few studies conducted specifically for the elderly. This study examined the relationship of serum selenium concentration with serum lipids ...

Journal: :The Journal of nutrition 2010
Saverio Stranges Martin Laclaustra Chen Ji Francesco P Cappuccio Ana Navas-Acien Jose M Ordovas Margaret Rayman Eliseo Guallar

Recent findings have raised concern about possible associations of high selenium exposure with diabetes and hyperlipidemia in the US, a population with high selenium status. In the UK, a population with lower selenium status, there is little data on the association of selenium status with cardio-metabolic risk factors in the general population. We examined the association of plasma selenium con...

Journal: :Neurotoxicology 2006
M Christopher Newland Miranda N Reed Alain LeBlanc Wendy D Donlin

Fish contain methylmercury and the potentially protective element, selenium. Blood and brain concentrations of these elements were determined in female rats after consuming AIN-93-based diets containing 0.06 or 0.6 ppm of selenium (Se) and drinking water containing 0, 0.5, or 5 ppm of mercury as methylmercury (MeHg) for 6 or 18 months. Brain and blood concentrations of mercury and selenium were...

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