نتایج جستجو برای: t i o_2

تعداد نتایج: 1628404  

Journal: :international journal of advanced biological and biomedical research 2014
alireza bamdadi ali sarkargar ardakani saeed sadeghian

in the fifth development plan establishment, establishment of the cadastre system of agriculture nationwide has been defined to be the work priority of institutions and organizations responsible in the area of agriculture and equity issuance in the country. in this study, the possibility of provision of the cadastral mapping of agriculture by a integration of the data of the remote sensing and ...

Journal: :medical journal of islamic republic of iran 0
bahareh laribi research center of immunology, iran university of medical sciencestehran, iran, p.o.box: 14155-5983سازمان اصلی تایید شده: دانشگاه علوم پزشکی ایران (iran university of medical sciences)سازمان های دیگر: research center of immunology masuomeh bakhshayesh iran university of medical sciences, tehran, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی ایران (iran university of medical sciences) samileh nourbakhsh hazrate rasoul hospital iran university of medical sciences, tehran, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی ایران (iran university of medical sciences)سازمان های دیگر: hazrate rasoul hospital mojdeh ghabaee center of neurological research, imam khomeini hospital, tehran university of medical sciences, tehran, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences)سازمان های دیگر: center of neurological research majid ghaffarpour center of neurological research, imam khomeini hospital, tehran university of medical sciences, tehran, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences)سازمان های دیگر: center of neurological research mehdi shekarabi research center of immunology, iran university of medical sciences, tehran, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی ایران (iran university of medical sciences)سازمان های دیگر: research center of immunology

abstract   background: multiple sclerosis (ms) is the most common autoimmune disease of central nervous system with destruction of myelin sheath mediated by auto reactive cd4+ t lymphocytes. because of the possible role of epstein-barr virus in etiology of ms and t cells immune response, the aim of this study was to evaluate anti-epstein barr virus antibodies as a marker of reactivity and produ...

Journal: :تولید گیاهان زراعی 0
یونس محمدنژاد تحقیقات کشاورزی سرالله گالشی عضو هیئت علمی افشین سلطانی عضو هیئت علمی فرشید قادری فر عضو هیئت علمی عباسعلی نوری نیا عضو هیئت علمی

background and objectives: the region of the experiment is located in golestan province, iran, with agriculture subject to various farming conditions (rain-fed and irrigation) and different levels of salinity (more than 38% of golestan’s total land area is salt-affected). the purpose of this study has been to evaluate the stress indices in the selection of tolerant wheat genotypes, not only for...

Journal: :medical journal of islamic republic of iran 0
h sadeghipour roodsarie from the departments of physiology tehran university of medical sciences. tehran. i.r. lran. m vosooghl from the departments of 'medicinal chemistry tehran university of medical sciences. tehran. i.r. lran. m zahraie from the departments of clinical biochemistry. tehran university of medical sciences. tehran. i.r. lran.

the discovery of the antifertility activity of gossypol led scientists and researchers to the development of compounds with antifertility activity that can be used as male contraceptives. these studies resulted in discovery of the antifertility activity of several classes of compounds which have been reported in the literature. this article deals with the synthesis of four new analogues of pyri...

Journal: :پژوهش های تولید گیاهی 0

harvesting of sour cherries is very difficult task which is done either by machine or hand. in order to facilitate fruits harvesting ethephone with different densities is used. in this research work iranian produced ethephone with density of 1.18 g/cm3 and england produced ethephone with density of 1.45 g/cm3 was utilized with different concentration (0, 150, 225 and 300) in a 2×4 factorial exp...

Journal: :فیزیک زمین و فضا 0
مهدی نجفی علمداری دانشیار، دانشگاه صنعتی خواجه نصیرالدین طوسی، تهران، ایران آرمان طاهری کارشناس ارشد هیدروگرافی/ دانشگاه آزاد اسلامی واحد تهران شمال- دانشکده علوم و فنون دریایی یحیی جمور دانشیار آموزشکده نقشه برداری/ سازمان نقشه برداری کشور محمد امین مصباح کارشناس ارشد هیدروگرافی/ دانشگاه آزاد اسلامی واحد تهران شمال- دانشکده علوم و فنون دریایی

japan is a region of active plate tectonics, well known for its japanese trench a geological feature evolving as a result of north pacific (np) oceanic plate pushing and sub-ducting underneath the north american (na) plate. multiple plate tectonics have been continuously recorded in the region since 1979 by the network of gps stations called geonet. the network operating and monitoring more tha...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده علوم ریاضی 1390

در این پایان نامه، خواص زیر از تجزیه های اولیه روی حلقه نوتری ‎$r$‎ مطالعه خواهد شد: ‎egin{description}‎ ‎item[1)]‎ به ازای مدول های متناهی مولد ‎$nsubseteq m$‎ و زیرمجموعه ‎$x=lbrace p_{1}‎, ‎p_{2},ldots‎, ‎p_{r} brace$‎ از ‎$mathrm{ass}(m/n)$‎، یک مولفه ‎$-x$‎اولیه ‎$nsubseteq m$‎ را به صورت مقطع ‎$n=q_{1}cap q_{2}capcdotscap q_{r}$‎ تعریف می کنیم که در آن ‎$ q_{i...

Journal: :iranian journal of immunology 0
kazem ahmadi research center of molecular biology, baqiyatallah university of medical sciences, tehran, iran majid riazipour research center of molecular biology, baqiyatallah university of medical sciences, tehran, iran

background: t-2 toxin is a mycotoxin of type a trichothecenes produced by several fungal genera such as fusarium species. mycotoxins can affect both cell mediated and humoral immune compartments. objective: the purpose of this study was to investi-gate the effect of t-2 toxin on cytokine production by mouse peritoneal macrophages and lymph node t cells. methods: mouse peritoneal macrophages and...

Journal: :علوم باغبانی ایران 0
مرتضی سلیمانی اقدم یونس مستوفی علیرضا مطلبی آذر جواد فتاحی مقدم محمود قاسم نژاد

to inspect the effect of methyl salicylate (mesa) vapor on fruit shelf life quality in kiwifruit (actinidia chinensis cv. hayward) an experiment was carried out in citrus research institute, ramsar, iran in 2006-2007. the experiment was based on a completely random design of three replications. the treatments consisted of mesa at five rates (0, 8, 16, 24 and 32 µl/l) and storage time of five le...

Journal: :iranian journal of neurology 0
zeinab peimani student research comittee, shiraz university of medical sciences, shiraz, iran. mohammad amin banihashemi research center for traditional medicine and history of medicine, shiraz university of medical sciences, shiraz, iran. niloofar namazi student research comittee, shiraz university of medical sciences, shiraz, iran. anahid safari department of pharmacology, school of medicine, islamic azad university, kazeroon branch, kazeroon, iran. ahmad monabati department of pathology, school of medicine, shiraz university of medical sciences, shiraz, iran. mehra mojallal department of pathology, dena hospital, shiraz, iran.

background:   myasthenia  gravis (mg) is an  autoimmune disorder   characterized   by  weakness   and   fatigability  of skeletal muscles. the aim of this study was to determine if pathological characteristics in non-thymomatous patients of mg would correlate with prognosis in a three year follow up. methods:   patients  who  had  had  their  thymectomy   at least  three  years prior to  the  s...

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