نتایج جستجو برای: pcr etar

تعداد نتایج: 175173  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم پزشکی 1389

: یکی از مهمترین برنامه های تضمین کیفی سیستم های طراحی درمان، صحت دزیمتری سیستم است. مهمترین منابع خطاهای دزیمتری محدودیت الگوریتم های محاسبه دز و حضور ناهمگنی ها با چگالی کمتر از واحد هستند. در این تحقیق محدودیت الگوریتم های etar و pb برای موقعیت درمانی تابش دهی دیواره قفسه سینه با انرژی mv 6 در فانتوم قفسه سینه مورد بررسی قرار گرفت. مواد و روش ها: طراحی درمان دو بیم تانژانسیل به همراه وج در ه...

2011
Pawel Dabkowski Krzysztof Galkowski Olivier Bachelier Eric Rogers Anton Kummert James Lam P. DABKOWSKI

1 Pawel Dabkowski and Krzysztof Galkowski are with the Institute of Physics, Faculty of Physics, Astronomy and Informatics, Nicolaus Copernicus University Torun, Poland, [email protected] 2 Krzysztof Galkowski is currently with the University of Wuppertal, Germany as a Gerhard Mercator Guest Professor (DFG) 3 Olivier Bachelier is with LAII, ESIP, University of Poitiers, 40 Avenue du Rec...

Journal: :Archivum immunologiae et therapiae experimentalis 2003
Simone Mocellin Carlo R Rossi Francesco M Marincola

In the era of the Human Genome Project, quantitation of gene expression by tumor/host cells is of paramount importance to investigate gene patterns responsible for cancer development, progression and response/resistance to treatment. Quantitative real-time PCR (qrt-PCR) technology has recently reached a level of sensitivity, accuracy and practical ease that support its use as a routine bioinstr...

Journal: :Prilozi za književnost, jezik, istoriju i folklor 2022

The question posed in the title of this short literary-historical contribution has been present for a long time known translators? bibliographies and poems Aleksandar Pet?fi translated into Serbian. specifically refers to Serbian translations two Pet?fi?s poems: ?Kakvim zarom...? ?Srecan je...?, signed with initials P. K. published 1898 21st issue Belgrade literary magazine ?Iskra?, on page 328...

Journal: :Celal Bayar Universitesi Fen Bilimleri Dergisi 2021

The aim of this study is to determine the effects correction-based algorithms on dose distributions in inhomogeneous medium and dosimetric parameters depending preferred breast lung treatment plans. In planning system (TPS) which Pencil Beam Convolution (PBC) calculation algorithm used, calculations were performed different Modified Batho Equivalent Tissue-Air Ratio (ETAR) for soft tissue, bone...

2014
Abdulhamid Chaikh Jean-Yves Giraud Emmanuel Perrin Jean-Pierre Bresciani Jacques Balosso

PURPOSE Novel irradiation techniques are continuously introduced in radiotherapy to optimize the accuracy, the security and the clinical outcome of treatments. These changes could raise the question of discontinuity in dosimetric presentation and the subsequent need for practice adjustments in case of significant modifications. This study proposes a comprehensive approach to compare different t...

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