نتایج جستجو برای: zinc concentration

تعداد نتایج: 447799  

2014

Zinc is an essential micronutrient. It plays a role in stabilizing transcription factors in order to maintain normal cellular function. When the concentration of zinc is not regulated within cells, pathological conditions such as cancers, gastrointestinal tract and skin disorders develop. Although dysregulation of cellular zinc results in several pathological conditions, the mechanism of zinc t...

2011
Hiroshi Yasuda Kazuya Yoshida Yuichi Yasuda Toyoharu Tsutsui

Elucidation of the pathogenesis and effective treatment of autism spectrum disorders is one of the challenges today. In this study, we examine hair zinc concentrations for 1,967 children with autistic disorders (1,553 males and 414 females), and show considerable association with zinc deficiency. Histogram of hair zinc concentration was non-symmetric with tailing in lower range, and 584 subject...

2010
Parvin Bahadoran Manoush Zendehdel Ahmad Movahedian Roshanak Hasan Zahraee

BACKGROUND Preeclampsia is one of the commonest causes of prenatal and maternity related death in the world. Preeclampsia is caused by multiple factors and finding any factor related to this disorder can help on time prevention of this disease, which reduces the mortality of mothers and infants. Zinc deficiency is a possible risk factor for risky pregnancies and the results of studies on this s...

2016
Julian Helfenstein Isabel Müller Roman Grüter Gurbir Bhullar Lokendra Mandloi Andreas Papritz Michael Siegrist Rainer Schulin Emmanuel Frossard

Zinc (Zn) nutrition is of key relevance in India, as a large fraction of the population suffers from Zn malnutrition and many soils contain little plant available Zn. In this study we compared organic and conventional wheat cropping systems with respect to DTPA (diethylene triamine pentaacetic acid)-extractable Zn as a proxy for plant available Zn, yield, and grain Zn concentration. We analyzed...

جلیلوند, احمد, حکیمی, سیدمحمد, هاشمی, فروغ‌السادات, نورمحمدی, عیسی,

    Background & Aim: Zinc deficiency is a common worldwide nutritional disorder. Determination of reference normal values for biological levels of serum zinc in general population is necessary to indicate true variation of elemental concentrations arising from physiological and pathological influences, poisonings, and occupational exposures, but there are no previous studies on zinc status in ...

2013
Nicoleta Negruț Lucian Negruț

Results During 2009-2011, 98 healthy children, 0-3 years old, from Bihor county, Romania, were enrolled in the study. A total of 96 children recruited were available for analysis. In the study group (n=96) the mean plasma concentration of zinc was 15.33±1.49 μmol/L. Subjects with more than 3 episodes of acute respiratory infections/year had a statistically significant lower value of plasma conc...

Journal: :iranian journal of veterinary science and technology 0
negar karimi mehrdad mohri mohammad azizzadeh hesam aldin seifi mohammad heidarpour

the possible relationships between trace elements, oxidative stress and subclinical ketosis during the transition period were evaluated in dairy cows. blood samples were obtained by jugular venipuncture at four times of the transition period: 3 weeks and 1 week before and 1 week and 3 weeks after calving. the highest concentrations of malondialdehyde (mda) and betahydroxybutyrate (bhb) were obs...

شریعتی, مهرداد, مختار ی, مختار, گشمردی, نوشین,

Background & Objectives: Zinc as a heavy metal is known to be an environment pollutant. Research shows that high amount of this metal might pose health hazards by affecting the normal function of endocrine glands and metabolic activities. Thus, this study was conducted with the aim of determining the effect of various amounts of zinc on thyroid gland and liver enzymes in adult male rats in Kaze...

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