نتایج جستجو برای: dqa

تعداد نتایج: 148  

2015
Rajeev Gera Nithiyananthan Muthusamy Amruta Bahulekar Amit Sharma Prem Singh Amrita Sekhar Vivek Singh

BACKGROUND India's Mother and Child Tracking System (MCTS)(1) is an information system for tracking maternal and child health beneficiaries in India's public health system, and improving service delivery planning and outcomes. This ambitious project was launched in 2009 and currently covers all states in India, but no in-depth assessment of the system has been conducted. This study by the Publi...

Journal: :European Journal of Electrical Engineering and Computer Science 2019

2015
Diana Binny Craig M. Lancaster Selina Harris Steven R. Sylvander

This study was aimed at investigating delivery quality assurance (DQA) discrepancies observed for helical tomotherapy plans. A selection of tomotherapy plans that initially failed the DQA process was chosen for this investigation. These plans failed the fluence analysis as assessed using gamma criteria (3%, 3 mm) with radiographic film. Each of these plans was modified (keeping the planning con...

2013
Jung‐in Kim Jin‐Beom Chung Yang‐Kyun Park Ju‐Young Song Sung Kyu Kim Sung Hwan Ahn Chang Heon Choi Won Hoon Choi Byungchul Cho Sang Gyu Ju Sung Jin Kim Sung‐Joon Ye

The purpose of this study was to suggest tolerance levels for IMRT DQA measurements using confidence limits determined by a multi-institutional study in Korea. Ten institutions were grouped into LINAC (seven linear accelerators) and TOMO (three tomotherapy machines). The DQA processes consisted of point (high- and low-dose regions) and planar (per-field and composite-field) dose measurements us...

1989
HALLVARD GJERDE FRODE VARTDAL ERIK THORSBY

Celiac disease (CD) is a malabsorptive disorder precipitated in genetically susceptible individuals by ingestion ofgluten . A significant part of the disease predisposition maps to the HLA class II region, but the primary HLA association is not known (1) . DR3 seems to be a susceptibility allele together with any other DR allele while DR7 is associated to CD almost only in combination with DR3 ...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1989
S J Scharf A Freidmann L Steinman C Brautbar H A Erlich

The autoimmune dermatologic disease pemphigus vulgaris (PV) is associated with the serotypes HLA-DR4 and HLA-DRw6. Based on nucleotide sequence and oligonucleotide probe analysis of enzymatically amplified DNA encoding HLA-DR beta chain (HLA-DRB) and HLA-DQ beta chain (HLA-DQB; henceforth HLA is omitted from designations), we showed previously that the DR4 susceptibility was associated with the...

Journal: :Journal of virology 2000
J Salmon M Nonnenmacher S Cazé P Flamant O Croissant G Orth F Breitburd

We previously reported the partial characterization of two cottontail rabbit papillomavirus (CRPV) subtypes with strikingly divergent E6 and E7 oncoproteins. We report now the complete nucleotide sequences of these subtypes, referred to as CRPVa4 (7,868 nucleotides) and CRPVb (7,867 nucleotides). The CRPVa4 and CRPVb genomes differed at 238 (3%) nucleotide positions, whereas CRPVa4 and the prot...

Journal: :Molecular biology and evolution 1994
R W Slade C Moritz A Heideman

Phylogenetic analyses of closely related species should use information from multiple, independent genes with relatively high rates of sequence evolution. To investigate species for which there are few prior sequence data for single-copy nuclear (scnDNA) genes, primers for gene amplification can be designed to highly conserved regions of exons in order to amplify both coding (exons) and noncodi...

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