نتایج جستجو برای: all animals were seronegative

تعداد نتایج: 4498294  

Journal: :iranian red crescent medical journal 0
masomeh bayani infectious diseases research center, babol medical university, babol, ir iran mahmoud sadeghi infectious diseases research center, babol medical university, babol, ir iran; infectious diseases research center, babol medical university, babol, ir iran. tel: +98-1112199936, fax: +98-1112199936 narges kalantari cellular and molecular biology research center, babol medical university, babol, ir iran abdolah sayadmanesh infectious diseases department, faculty of medicine, babol medical university, babol, ir iran

conclusions these findings indicate relatively high prevalence rate of ha infection among nurses and paramedical personnel at this hospital. nevertheless, 30% of the health workers have been seronegative and are still at risk of ha infection development. considering that the disease has more severe course as age increases, improvement of standard hygiene and prevention strategies are recommende...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1391

the major aim of this study was to investigate the relationship between iq, eq and test format in the light of test fairness considerations. this study took this relationship into account to see if people with different eq and iq performed differently on different test formats. to this end, 90 advanced learners of english form college of ferdowsi university of mashhad were chosen. they were ask...

Journal: :Veterinary parasitology 2007
M G de Yaniz D P Moore A C Odeón A Cano D B Cano M R Leunda C M Campero

The aim of this study was to compare systemic humoral immune responses in pregnant heifers inoculated with Neospora caninum tachyzoites by conjunctival and intravenous routes. Twenty nine heifers separated in three experimental groups were studied: Group 1 (n=10 animals) and Group 2 (n=9 animals) were inoculated with 10(8) of N. caninum tachyzoites by conjunctival and intravenous routes at 5th ...

پایان نامه :0 1374

the following null hypothesis was proposed: h : there is no significant difference between the use of semantically or communicatively translates scientific texts. to test the null hypothesis, a number of procedures were taken first, two passages were selected form soyrcebooks of food and nutrition industry and gardening deciplines. each, in turn, was following by a number of comprehension quest...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد گرمسار - دانشکده علوم انسانی 1391

abstract the following study, in the first place, attempted to examine the effect of less experienced teachers participation in experienced teachers classes on their own skills and teaching methodology, in the second place, attempted to find out the role of teachers training in students achievements. for this purpose, 21 efl teachers were selected according to available sampling in kish l...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه لرستان - دانشکده علوم پایه 1389

abstract part one: the electrode oxidation potentials of a series of eighteen n-hydroxy compounds in aqueous solution were calculated based on a proper thermodynamic cycle. the dft method at the level of b3lyp-6-31g(d,p) was used to calculate the gas-phase free energy differences ,and the polarizable continuum model (pcm) was applied to describe the solvent and its interaction with n-hydroxy ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - پژوهشگاه علوم انسانی و مطالعات فرهنگی - دانشکده ادبیات، زبانهای خارجی و تاریخ 1391

abstract english language learning in iran has become significant in recent years, and english has been included in the curriculum of iranian schools and universities, and considerable attention has been paid to this language in our society. nevertheless, teaching and learning english in iranian schools has not been able to satisfy the specified goals, so different efl institutes have been est...

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