نتایج جستجو برای: attenuation relationship

تعداد نتایج: 600334  

Journal: :iranian journal of immunology 0
mohamed shehata ali mohamed department of thoracic transplantation, university clinic essen, essen, germany

the introduction of ex vivo lung perfusion (evlp) in the practice of lung transplantation has allowed the reconditioning of the marginal grafts and their conversion into transplantable grafts. in addition, evlp can provide a platform for the application of various preventive measures to decrease the incidence of post-transplant complications. while the toronto team targets the attenuation of th...

Journal: :Telecom 2022

For sites located in different climatic regions, we estimated the relationship between annual average probability distributionof exceeding a fixed rain attenuation, and carrier frequency range 16 to 100 GHz, zenith paths of GeoSurf satellite constellations. In these constellations attenuation is independent altitude number satellites. Rain iss calculated with Synthetic Storm Technique, reliable...

2017
Mickaël Martin Natalie Almeras Jean-Pierre Després Harvey O Coxson George R Washko Isabelle Vivodtzev Emiel FM Wouters Erica Rutten Michelle C Williams John T Murchison William MacNee Don D Sin François Maltais

BACKGROUND Obesity is increasingly associated with COPD, but little is known about the prevalence of ectopic fat accumulation in COPD and whether this can possibly be associated with poor clinical outcomes and comorbidities. The Evaluation of COPD Longitudinally to Identify Predictive Surrogate Endpoints (ECLIPSE) substudy tested the hypothesis that COPD is associated with increased ectopic fat...

Journal: :Virology 2004
T V Grebennikova D F Clouser A C Vorwald M I Musienko W L Mengeling K M Lager R D Wesley S F Biketov A D Zaberezhny T I Aliper E A Nepoklonov

Pigs were exposed to three passages of the NADC-8 strain of porcine reproductive and respiratory syndrome virus (PRRSV) to investigate the relationship between genotypic and phenotypic properties. Differences were found in the virulence of the three passages called virulent, intermediate, and avirulent. Avirulent virus was derived by attenuation of virulent virus in cell culture and intermediat...

Journal: :Psychological science 2015
Elina Birmingham Damian Stanley Remya Nair Ralph Adolphs

Implicit social biases are ubiquitous and are known to influence social behavior. A core diagnostic criterion of autism spectrum disorders (ASD) is abnormal social behavior. We investigated the extent to which individuals with ASD might show a specific attenuation of implicit social biases, using Implicit Association Tests (IATs) involving social (gender, race) and nonsocial (nature, shoes) cat...

Journal: :Journal of nuclear medicine : official publication, Society of Nuclear Medicine 2002
Katarina Sjögreen Michael Ljungberg Sven-Erik Strand

UNLABELLED This article presents a new method for conjugate view activity quantification for 131I-labeled monoclonal antibody distribution. METHODS The method is based on the combined use of images from 3 modalities: whole-body (WB) scintillation camera scanning, WB transmission scanning using 57Co, and CT. All images are coaligned using a recently developed program for the registration of WB...

Journal: :iranian journal of parasitology 0
aboelhadid shawky mohamed aboelhadid parasitology department, faculty of veterinary medicine, beni-suef university, beni-suef, egypt. mahmoud amin el-askalany parasitology department, faculty of veterinary medicine, beni-suef university, beni-suef, egypt. wahid mohamed mousa parasitology department, faculty of veterinary medicine, cairo university, cairo, egypt. walid mahmoud arafa parasitology department, faculty of veterinary medicine, beni-suef university, beni-suef, egypt.

background: haemonchus contortus causes severe economic losses in small ru-minants, so this study was conducted to study the uv effect on h. contortus larvae and its protective effect. methods: sixteen male goats were divided into 5 groups, control infected, con-trol uninfected and uv 30minutes exposure; uv 60minutes exposure and uv booster 60minutes exposure. the uv groups were exposed to uv i...

Journal: :journal of biomedical physics and engineering 0
p mehnati ph.d., department of medical physics, school of medicine, tabriz university of medical sciences, tabriz, iran m jafari tirtash m.s. student, department of medical physics, school of medicine, tabriz university of medical sciences, tabriz, iran m ghavami department of radiology, school of medicine, tabriz university of medical sciences, tabriz, iran

normal 0 false false false en-us x-none ar-sa aim: ct number (hu) and linear attenuation coefficient contain useful information which  can be determined during usual ct scanning for the prediction of breast cancerous cells existence based on hemoglobin concentration. methods: this study used breast phantom containing major and minor vessels with diameters of 10 and 5 mm, respectively. the major...

Journal: :Geophysical Research Letters 2023

Seismic ambient noise contains rich information about the physical properties of critical zone. From motor vehicle noise, we extract daily seismic attenuation by quantifying linear relationship between frequency and amplitude ratio paired instantaneous spectra. After verifying reliability proposed method, apply it to data collected at three urban sites. The estimated is compared against environ...

2013
Rui Xu Qi Li Xiang-Dong Zhou Juliy M. Perelman Victor P. Kolosov

Oxidative stress has been implicated as an important contributing factor in the pathogenesis of several pulmonary inflammatory diseases. Previous studies have indicated a relationship between oxidative stress and the attenuation of epithelial tight junctions (TJs). In Human Bronchial Epithelial-16 cells (16HBE), we demonstrated the degradation of zonula occludens-1 (ZO-1), and claudin-2 exhibit...

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