نتایج جستجو برای: gamma test

تعداد نتایج: 927357  

2010
Michael Coad Derek Clifford Shelley G. Rhodes R. Glyn Hewinson H. Martin Vordermeier Adam O. Whelan

The principal surveillance tool used to control bovine tuberculosis in cattle is the removal of animals that provide a positive response to the tuberculin skin-test. In this study we performed a longitudinal investigation of the immunological and diagnostic consequences of repeated short-interval skin-tests in cattle naturally infected with Mycobacterium bovis. Tuberculin skin-test positive cat...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ولی عصر (عج) - رفسنجان - دانشکده علوم ریاضی 1390

در این پایان نامه فضاهای دنباله ای فازی ‎$ l_{infty} (f)$‎، ‎$ c(f)$‎، ‎$c_{‏‎o‎} (f)$‎ و ‎$ l_{p} (f)$‎ را که به ترتیب شامل همه ی دنباله ای کران دار، همگرا، پوچ و به طور مطلق ‎$-p$‎جمع پذیر می باشند، معرفی می کنیم. دوگان های ‎$alpha$‎، ‎$eta$‎ و ‎$ gamma $‎ را برای آن ها بیان می کنیم. هم چنین تبدیلات ماتریسی فازی را روی این فضاها بررسی و شرایط لازم و کافی را برای نگاشت بودن آن ها پی...

Introduction: Among the factors that may be associated with the re-expression gamma-globin in adults is the methylation pattern of the promoter region. The study aimed to determine the association between promoter methylation pattern of the gamma-globin gene in the carriers and affected beta-thalassemia individuals and its expression levels. Methods: This study has been done as a case control-...

M. H. EGHTESADI FARD Mohammad Hadi Hooshmand,

One of the most important mathematical constants is Euler-Mascheroni constant that is the limit of the sequence --------------------------------  and is denoted by gamma. Some other developed constants known as Euler type constants are introduced in order to generalize the above constant. In the present paper, inspired by the functional sequence derivative of the limit summand of functions (i...

Accurate simulation runoff process can have a significant role in water resources management and related issues. The inherent complexity of  this process makes difficult the use of physical and numerical models. In recent years, application of intelligent models is increased a powerful tool in hydrological modeling. The aim of this study was the application of the Gamma test to select the optim...

2016
Paul Kinsella Laura Shields Patrick McCavana Brendan McClean Brian Langan

Multileaf collimators (MLCs) need to be characterized accurately in treatment planning systems to facilitate accurate intensity-modulated radiation therapy (IMRT) and volumetric-modulated arc therapy (VMAT). The aim of this study was to examine the use of MapCHECK 2 and ArcCHECK diode arrays for optimizing MLC parameters in Monaco X-ray voxel Monte Carlo (XVMC) dose calculation algorithm. A ser...

2008
ZHENGJUN ZHANG Z. ZHANG

The quotient correlation is defined here as an alternative to Pearson’s correlation that is more intuitive and flexible in cases where the tail behavior of data is important. It measures nonlinear dependence where the regular correlation coefficient is generally not applicable. One of its most useful features is a test statistic that has high power when testing nonlinear dependence in cases whe...

Journal: :Clinical and vaccine immunology : CVI 2009
Kari R Lybeck Anne K Storset Ingrid Olsen

The gamma interferon assay is used to identify Mycobacterium avium subsp. paratuberculosis-infected animals. It has been suggested that regulatory mechanisms could influence the sensitivity of the test when it is performed with cells from cattle and that the neutralization of interleukin-10 (IL-10) in vitro would increase the gamma interferon responses. To investigate the regulatory mechanisms ...

ژورنال: سنجش و ایمنی پرتو 2018

Recently, polymeric nanocomposites have been used in dosimetry and detection of gamma rays, but due to their low photon absorption cross section, they exhibit a small sensitivity to gamma rays. In order to overcome this problem, metal oxide particles with a high atomic number are added to the polymer matrix. For this purpose, in this work, tungsten oxide particles (WO3) were distributed in poly...

Journal: :The Journal of clinical investigation 1993
T F Byrd M A Horwitz

We have investigated the regulation of key human iron binding proteins in mononuclear phagocytes by IFN gamma and iron transferrin. In a previous study, we demonstrated that IFN gamma downregulates the expression on human monocytes of transferrin receptors, the major source of iron for the cell. In the present study, we show that IFN gamma also downregulates the intracellular concentration of f...

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