نتایج جستجو برای: uniformity and stability tests dus

تعداد نتایج: 16894860  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم انسانی 1391

this study sought to examine the effect of cooperative game on iranian students achievements in english alphabet learning. cooperative games are games, in which players or teams work together towards a common goal without defeating someone. the methodology used in this study was experimental. the population of the study was 60 female students from the grade one in secondary school in tabriz, ir...

Ahmad Bitarafan Rajabi Ebrahim Hajizadeh Fereidoon Rastgoo Hassan Firoozabadi Hossein Rajabi, Nahid Yaghoobi Samira Rasaneh

Introduction: Non-uniformity test is essentially the only required daily QC procedure in nuclear medicine practice. Noise creates statistical variation or random error in a flood image. Non-uniformity on the other hand does not have statistical nature and may be regarded as systemic error. The present methods of non-uniformity calculation do not distinguish between these two types of erro...

2013
Jamie-Lee Berry Ana Cehovin Melanie A. McDowell Susan M. Lea Vladimir Pelicic

Natural transformation is the widespread biological process by which "competent" bacteria take up free DNA, incorporate it into their genomes, and become genetically altered or "transformed". To curb often deleterious transformation by foreign DNA, several competent species preferentially take up their own DNA that contains specific DUS (DNA uptake sequence) watermarks. Our recent finding that ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه بیرجند - دانشکده علوم انسانی 1389

abstract amino acids are building blocks of proteins, and play a vital role in living beings existence and their functionality. the interaction of these compounds with metal ions is of great importance to biochemists, and chemists, because their functions can be utilized as a model in understanding enzymes mechanism for transport of metal ions to tissues. among twenty essential amino acids w...

Indranil Ganguly, Sindhu Abraham, Srinivasan Bharath Varadharajan Madhavan

Promethazine hydrochloride, a 5-HT3 antagonist is a powerful antiemetic drug with an oral bioavailability of 25% due to extensive hepatic first pass metabolism and is extremely bitter in taste. To overcome the above draw backs, the present study was carried out to formulate and evaluate fast dissolving taste masked wafers of Promethazine hydrochloride for sublingual administration. Taste maskin...

2017
Fabian Kording Jin Yamamura Gunnar Lund Friedrich Ueberle Caroline Jung Gerhard Adam Bjoern Philip Schoennagel

PURPOSE Electrocardiogram (ECG) triggering for cardiac magnetic resonance (CMR) may be influenced by electromagnetic interferences with increasing magnetic field strength. The aim of this study was to evaluate the performance of Doppler ultrasound (DUS) as an alternative trigger technique for CMR in comparison to ECG and pulse oximetry (POX) at 3T and using different sequence types. METHODS B...

Journal: :Rheumatology 2015
Cosimo Bruni Serena Guiducci Silvia Bellando-Randone Gemma Lepri Francesca Braschi Ginevra Fiori Francesca Bartoli Francesca Peruzzi Jelena Blagojevic Marco Matucci-Cerinic

OBJECTIVE The aim of this study was to evaluate the presence of digital lesions in very early diagnosis of SSc (VEDOSS) patients and its possible association with internal organ involvement. METHODS One hundred and ten VEDOSS patients were investigated for the presence of digital ulcers (DUs), digital pitting scars, calcinosis, necrosis or gangrene, nailfold videocapillaroscopic abnormalities...

Journal: :Journal of Agricultural Sciences, Belgrade 2004

پایان نامه :0 1390

منطقه ی آسیای مرکزی وقفقاز به عنوان منطقه ای تاریخی و به دلیل دارا بودن ذخایر عظیم هیدرو کربنی از اهمیت ویژه ای برخوردار است. کشورهای این منطقه از عوامل عمده ی بی ثباتی نظیر عوامل جغرافیایی، اقتصادی، امنیتی، اجتماعی و سیاسی رنج می برند. پس از فروپاشی اتحاد جماهیر شوروی کشورهای منطقه از نعمت استقلال ناخواسته ای برخوردار شدند که مشکلات فوق را برای آن ها چندین برابر می کرد. در این روند برخی از این...

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