نتایج جستجو برای: teff

تعداد نتایج: 1236  

Journal: :Nuclear medicine review. Central & Eastern Europe 2011
Franciszek Rogowski Saeid Abdelrazek Piotr Szumowski Anna Zonenberg Adam Parfienczyk Agnieszka Sawicka

BACKGROUND The aim of the study was to achieve an effective target dose in the thyroid by increasing the effective half-life (Teff) of (131)I by use of iodide ((127)I) two days after (131)I therapy in patients with hyperthyroidism with low Teff. MATERIAL AND METHODS The study was carried out in two groups. Group A - 41 patients, and Group B - 14 patients, all the patients were with hyperthyro...

2007
L. Girardi F. Castelli G. Bertelli E. Nasi

We evaluate the effects that variations in He content have on bolometric corrections and Teff-colour relations. To this aim, we compute ATLAS9 model atmospheres and spectral energy distributions for effective temperatures ranging from 3500 K to 40000 K for dwarfs and from 3500 K to 8000 K for giants, considering both “He-non enhanced” and “He-enhanced” compositions. The considered variations in...

2017
Prabhakaran Kumar Khaled Alharshawi Palash Bhattacharya Alejandra Marinelarena Christine Haddad Zuoming Sun Shigeru Chiba Alan L. Epstein Bellur S. Prabhakar

Regulatory T-cells (Tregs) play a pivotal role in maintaining peripheral tolerance. Increasing Treg numbers/functions has been shown to ameliorate autoimmune diseases. However, common Treg expansion approaches use T-Cell Receptor (TCR)-mediated stimulation which also causes proliferation of effector T-cells (Teff). To overcome this limitation, purified patient-specific Tregs are expanded ex viv...

Journal: :Potravinarstvo Slovak Journal of Food Sciences 2019

2002
P. G. Willemsen

We have assessed how well stellar parameters (Teff , log g and [M/H]) can be retrieved from low-resolution dispersed images to be obtained by the DIVA satellite. Although DIVA is primarily an all-sky astrometric mission, it will also obtain spectrophotometric information for about 13 million stars (operational limiting magnitude V ≃ 13.5 mag). Constructional studies foresee a grating system yie...

2009
Todd M. Brusko Clive H. Wasserfall Maigan A. Hulme Roniel Cabrera Desmond Schatz Mark A. Atkinson

BACKGROUND CD25, a component of the IL-2 receptor, is important in T cell proliferation, activation induced cell death, as well as the actions of both regulatory (Treg) and effector (Teff) T cells. Recent genome wide association studies have implicated the CD25 locus as an important region for genetic susceptibility to a number of autoimmune disorders, with serum levels of soluble CD25 receptor...

2008
A. Hosford

Context. The discovery of the Spite plateau in the abundances of Li for metal-poor stars led to the determination of an observationally deduced primordial lithium abundance. However, after the success of the Wilkinson Microwave Anisotropy Probe (WMAP) in determining the baryon density, ΩBh , there was a discrepancy between observationally determined and theoretically determined abundances in th...

Journal: :Journal Of Geophysical Research: Space Physics 2022

Global-Scale Observations of Limb and Disk (GOLD) disk measurements far ultraviolet molecular nitrogen band emissions are used to retrieve column integrated temperatures (Tdisk), which representative the lower-and-middle thermosphere. The present work develops a new approach assimilate Tdisk in whole atmosphere community climate model with thermosphere-ionosphere eXtension using data assimilati...

2008
Robert C. Kennicutt Fabio Bresolin Howard French Pierre Martin

We present spectrophotometry in the 3600–9700 Å region for a sample of 39 H II regions in the Galaxy and Magellanic Clouds, for which independent information is available on the spectral types and effective temperatures of the ionizing stars. The spectra have been used to evaluate nebular diagnostics of stellar temperature, metal abundance, and ionization parameter, and compare the observed beh...

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