نتایج جستجو برای: قطر d50

تعداد نتایج: 16272  

2011
Vitali Moiseenko William Y Song Loren K Mell Niranjan Bhandare

BACKGROUND Biological models are used to relate the outcome of radiation therapy to dose distribution. As use of biological models in treatment planning expands, uncertainties associated with the use of specific models for predicting outcomes should be understood and quantified. In particular, the question to what extent model predictions are data-driven or dependent on the choice of the model ...

2005
David Pérez-Castrillo David Wettstein

We propose a simple mechanism that implements the Ordinal Shapley Value (PérezCastrillo and Wettstein [2005]) for economies with three or less agents. JEL Classification numbers: C72, D50, D63.

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1985
R Zatz T W Meyer H G Rennke B M Brenner

Six groups of Munich-Wistar rats underwent micropuncture study 2-10 weeks and morphologic studies 11-13 months after induction of streptozotocin diabetes or after sham treatment. Diabetic rats received diets containing 6% (group D6), 12% (D12), or 50% protein (D50) and were maintained under similar conditions of moderate hyperglycemia by daily injections of ultralente insulin. Age- and weight-m...

Journal: :Epidemiology and infection 2002
A Dekker F van Hemert-Kluitenberg C Baars C Terpstra

Isotype specific ELISAs to detect antibodies against swine vesicular disease, which may help to estimate the moment of infection, were developed and validated on sera from pigs experimentally infected with four different isolates of swine vesicular disease virus. Virus specific IgM antibodies could be detected from days 3-49 and occasionally up to day 91 after infection. IgG1 antibodies were fi...

Journal: :Journal of applied physiology 1993
M Samaja L Brenna S Allibardi P Cerretelli

To test the hypothesis that the human red blood cell aging process participates actively in the adaptation to hypoxia, we studied some physical and biochemical hematologic variables in 10 volunteers at sea level (SL) and after 1 (1WK) or 5 wk (5WK) of exposure to 5,050-m altitude. The 2,3-diphosphoglycerate-to-hemoglobin ratio (2,3-DPG/Hb) was 0.88 +/- 0.03 (mol/mol) at SL and increased to 1.08...

انباشت موانع شناور جریان رودخانه‌ها، نظیر تنه و شاخ و برگ درختان منجر به افزایش عمق آبشستگی موضعی در اطراف پایه‌های پل می‌شود. تاکنون جهت درک ساز‌و‌کار پدیده آبشستگی تحت اثر موانع شناور، مطالعات آزمایشگاهی و میدانی بسیاری انجام‌شده است. در دو دهه‌ی اخیر از انواع روش‌های هوش مصنوعی جهت تخمین بیش‌ترین عمق آبشستگی در اطراف پایه پل استفاده‌شده است. در این مطالعه از مدل فازی-عصبی مبتنی بر روش دسته‌ب...

Journal: :American journal of physiology. Regulatory, integrative and comparative physiology 2006
Lori L Woods

Maternal glucocorticoids have been postulated to play an important role in prenatal programming for adult hypertension in the offspring. However, we have shown previously that offspring hypertension caused by maternal dexamethasone subcutaneous administration at 100 microg x kg(-1) x day(-1) can be accounted for by the corresponding reduction in food intake that these mothers experience. The pr...

Journal: :Respiration; international review of thoracic diseases 2015
Amir Bar-Shai Yifat Alcalay Adi Sagiv Michal Rotem Sara W Feigelson Ronen Alon Elizabeth Fireman

BACKGROUND Acute lung inflammation can be monitored by various biochemical readouts of bronchoalveolar lavage fluid (BALF). OBJECTIVE To analyze the BALF content of ultrafine particles (UFP; <100 nm) as an inflammatory biomarker in early diagnosis of acute and chronic lung diseases. METHODS Mice were exposed to different stress conditions and inflammatory insults (acute lipopolysaccharide i...

Journal: :Reproduction, nutrition, developpement 1982
R van den Hurk J G Lambert J Peute

Gonadal homogenates of rainbow trout from D(ay) 60, D100 and D200 after fertilization have been incubated in vitro in the presence of dehydroepiandrosterone-3H to demonstrate 3 beta-hydroxysteroid dehydrogenase (3 beta-HSD) and delta 5,4-isomerase activity, of pregnenolone-3H to assess the synthesis of "progestins" and of androstenedione-3H to determine oestrogen synthesis in the ovaries and th...

2016
Arkajyoti Roy Indra J. Das Omid Nohadani

The purpose was to study correlations amongst IMRT DVH evaluation points and how their relaxation impacts the overall plan. 100 head-and-neck cancer cases, using the Eclipse treatment planning system with the same protocol, are statisti-cally analyzed for PTV, brainstem, and spinal cord. To measure variations amongst the plans, we use (i) interquartile range (IQR) of volume as a function of dos...

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