نتایج جستجو برای: the infected animals were divided into 3 subgroups
تعداد نتایج: 16467124 فیلتر نتایج به سال:
for several years, researchers in familiarity of efl teachers with post-method and its role in second and foreign language learners’ productions have pointed out that the opportunity to plan for a task generally develops language learners’ development (ellis, 2005). it is important to mention that the critical varies in language teaching was shown is the disappearances of the concept of method ...
introduction: the aim of the present study is to investigate the effect of interaperitoneal injection of baclofen (gaba-b agonist) and cgp35348 (gaba-b antagonist) on serum testosterone concentration in aggressive rats exposed to electromagnetic field. methods: fifty five mature male rats weighing 200±20 grams were studied. animals were divided into 2 main groups and four subgroups. main groups...
introduction: gallium-67 citrate has been known as a good infection agent in nuclear medicine for decades. in this work the value of 67ga-citrate has been investigated in infected animal models using spect imaging at optimized/standardized conditions. methods: the bacterial (staphylococcus aureus; s.a. and escherichia coli; e.c.) and fungal (candidae albicans; c.a.) species from standard sourc...
Background and objective: Recent studies suggest that intermittent and prolonged normobaric hyperoxia (HO) results in ischemic tolerance to reduce brain injury. In this research attempts were made to see the changes in TNF-a converting enzyme (TACE) and NF-kB activity following intermittent HO and ischemia preconditioning. Materials and Methods: The rats were divided into two experimenta...
abstract: research purpose: the purpose of this research is to identify academic databases assessment factors and criteria at law and political science majors. the necessity of this research is to distinguish academic databases assessment factors and criteria and to identify the most important ones and rank them in order to select an appropriate database according to students’ and faculty memb...
Introduction: In this study the effect of Matricaria recutita extract on acute pain in the presence and absence of flumazenil (antagonist of benzodiazepine) and lesioned paragigantocellularis (PGi) nucleus was investigated. Method: Wistar male rats (250±20 g) were used. Animals were grouped randomly into intact, sham and bilateral lesion of PGi nucleus. Intact and lesioned animals, each...
in new management approaches, in the organizations with inflexible structure, existing of red tapes and interruptions caused by limitations and also non-compliance with environmental changes, create demotivation among staff. with regard to the influence of job motivational potential and its relationship to the type of organizational structure( enabling and dissuasive), the goal of this research...
background: pyridaben, a pyridazinone derivative, is a new acaricide and insecticide for control of mites and some insects such as white flies, aphids and thrips. objective: this study was designed to elucidate how pyridaben can affect the sperms' morphological parameters, its dna integrity, and to estimate the effect of various quantities of pyridaben on in vitro fertilization rate. materials ...
Background an objective: Leishmaniasis is a common disease endemic in some parts of Iran. Chemical or physical treatments or a combination of both are used for treatment of the disease. Nitric oxide (NO) is important for healing of leishmaniasis in human and animal. This study was designed to evaluate the beneficial effects of a NO releasing cream on cutaneous leishmaniasis in an animal m...
In this study, we characterized the humoral responses in cattle of Sardinia. The animals were divided into three groups: 1) 28 cattle infected with Mycobacterium bovis; 2) 48 cattle from herds in which foci of infection was notified; 3) 50 cattle from herds that were TB-free. Levels of IgG antibody were measured against the following antigens of M. tuberculosis: Heparin-Binding-Haemagglutin (HB...
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