نتایج جستجو برای: trace elements

تعداد نتایج: 331396  

Journal: :iranian journal of public health 0
m faryadi m mohebali

the aim of this study was to measure the alterations in serum zinc (zn) copper (cu) and iron (fe) concentrations in patients with acute and chronic cutaneous leishmaniasis. serum zinc and copper were measured by flameless atomic absorption spectrophotometer and serum iron concentration was measured by the ferrozine method with commercial kits and assay was carried out by using an automatic anal...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1392

gol-e-gohar iron ore mine of sirjan in southern part of iran is a large open pit that operates below the groundwater table and during mining operation, dewatering is required to prevent operation processes from flooding. current operation is going on by digging wells in or out of the pit and pumping to prevent flooding. as a result of the former dewatering operation a vast deep cone of depressi...

Journal: :ارمغان دانش 0
نامدار یوسف وند n yousofvand مهناز قوسی m ghowsi علی پورمتعبد a pourmotabbed

background & aim: in some studies, changes in trace elements of abuse of addictive substances have been mentioned. due to the effects of trace elements on the immune system and their effects on susceptibility to infectious agents, the purpose of this study was to investigate the effect(s) of morphine dependency on the concentration of trace elements (copper, zinc and manganese) levels in serum ...

Journal: :reports of biochemistry and molecular biology 0
nazila ariaee allergy research center, mashhad university of medical sciences, mashhad, iran reza farid allergy research center, mashhad university of medical sciences, mashhad, iran fahimeh shabestari allergy research center, mashhad university of medical sciences, mashhad, iran mohamad shabestari allergy research center, mashhad university of medical sciences, mashhad, iran farahzad jabbari azad tel: +98 51 38458769; fax: +98 51 38458769

background: asthma is a multifactorial disease and its severity varies with the inflammatory grade. there are conflicting reports about the roles of trace elements in asthma. this study examined the effects of zinc (zn), copper (cu), and selenium (se) concentrations in sera of patients with allergic asthma attending ghaem hospital, mashhad, iran. methods: forty-nine patients, aged 10 to 50 year...

Journal: :iranian journal of radiation research 0
m. ghorbani h. mozdarani dr. hossein mozdarani, school of medical sciences, tarbiat modarres university, p.o.box: 14115-111, tehran, i.r iran. fax: +98-21-8006544.

background: the method of proton induced x-ray emission (pixe) has been widely used as a sensitive technique to trace elemental analysis in both biological and medical fields. the sensitivity of this powerful method is in the order of ppm .the aim of this work is to analyze structural composition of 4 heavy trace elements with z greater than 24 (mn, fe, cu, zn) in two kinds of gallstones and to...

Journal: :modares journal of medical sciences: pathobiology 2010
lida moghadam banaem elahe seddighi looye anoushirvan kazemnejad azam afshar

objective: considering the various evidences due to effects of trace elements on the outcome of pregnancy, we decided to assess the effect of these elements levels in maternal and cord serum on low birth weight. materials and methods: an analytical cross-sectional study was performed on 344 pregnant women in labour and their neonates in maryam, akbarabadi and vali-e-asr hospitals in tehran, ir...

Journal: :iranian journal of radiation research 0
k. moosavi van de graff laboratory, nuclear science research school, nuclear science and technology research institute (nstri), tehran, iran s. vatankhah van de graff laboratory, nuclear science research school, nuclear science and technology research institute (nstri), tehran, iran j. salimi vascular surgery department, sina hospital, tehran university of medical sciences, tehran, iran m. moradi van de graff laboratory, nuclear science research school, nuclear science and technology research institute (nstri), tehran, iran

background: proton induced x-ray emission (pixe) has been applied as reliable and improved techniques in this study to compare concentration of various trace elements in normal and abnormal varicose veins. materials and methods: five samples from normal veins and 13 samples from varicose veins bombarded by 2.0 mev energy proton beams produced by a van de graff accelerator in vacuum. two specime...

Journal: :iranian biomedical journal 0
عیسی نورمحمدی issa nourmohammadi حسن احمدوند hassan ahmadvand محمد تقی خانی mohammad taghikhani

there have been much speculation and debate concerning the effect of electromagnetic fields (emf) on body systems. various reports have implicated excessive exposure to emf to certain forms of leukemia. it has also been reported that emf may cause alteration in the levels of certain macro- and micro-nutrients such as copper, zinc, selenium, calcium and iron. we have undertaken this study to det...

Journal: :journal of advances in environmental health research 0
borhan mansouri student research committee, kurdistan university of medical sciences, sanandaj, iran afshin maleki environmental health research center, kurdistan university of medical sciences, sanandaj, iran; e-mail: [email protected]; behroz davari environmental health research center, kurdistan university of medical sciences, sanandaj, iran; e-mail: [email protected] namamali azadi biostatistics department, school of public health, iran university of medical sciences, tehran, iran mohammad amin pordel student research committee, kurdistan university of medical sciences, sanandaj, iran

this research aims  to monitor the trace elements content (cr, cu, pb, cd, ag, al, mn, mg, zn and fe) in the tissues of the muscle and liver of silver carp (h. molitrix ) and stone moroko (p. parva) from zarivar wetland in western iran. this research was cross-sectional. the research specimen  was fish caught from zarivar wetland. metal concentration analysis was carried out utilizing an  icp. ...

Journal: :international journal of environmental research 0

concentrations of 42 trace elements, including rare earths, in croatian thermal waters wereinvestigated. originating from different parts of croatia, i.e. different types of aquifers, studied thermal watersprovide insight into the range of concentrations of broad spectrum of elements in croatian thermal waters.covering a wide range of temperature (30 - 92 °c), studied thermal waters are general...

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