نتایج جستجو برای: dla

تعداد نتایج: 4413  

Journal: :The Journal of heredity 2005
L J Kennedy S Quarmby N Fretwell A J Martin P G Jones C A Jones W E R Ollier

Several methods exist for genotyping class II DLA gene polymorphisms in the dog. The most accurate method is sequence-based typing, which involves direct sequencing of polymerase chain reaction products. However, this method is expensive and unsuitable for large-scale studies. Recently, reference strand-mediated conformation analysis (RSCA) has been shown to be effective for characterizing majo...

Journal: :Tissue antigens 2006
L J Kennedy A Barnes W E R Ollier M J Day

Immune-mediated haemolytic anaemia (IMHA) is the commonest immune-mediated disease of the dog, representing a major health concern to this species. The aim of this investigation was to determine whether genetic susceptibility to IMHA is associated with genes of the canine major histocompatibility complex (MHC; dog leucocyte antigen system, DLA). Samples were collected from 108 dogs with primary...

2007
Timothy Baldwin

Coverage has been a constant thorn in the side of deployed deep linguistic processing applications, largely because of the difficulty in constructing, maintaining and domain-tuning the complex lexicons that they rely on. This paper reviews various strands of research on deep lexical acquisition (DLA), i.e. the (semi-)automatic creation of linguistically-rich language resources, particularly fro...

1999
Mercedes Mollá Federico Ferrini

The distribution of element abundances with redshift in Damped Lyα (DLA) systems can be adequately reproduced by the same model reproducing the halo and disk components of the Milky Way Galaxy at different galactocentric distances: DLA systems are well represented by normal spiral galaxies in their early evolutionary stages.

1997
B. Ziaja

The structure of the QCD gluonic cascade in configuration space is investigated. The explicit form of the inclusive single particle density in configuration space transverse coordinates is derived in the double logarithmic approximation (DLA) of QCD. The possible simplification of the multiparton density matrix formalism for DLA approach is found and discussed.

1997
B. Ziaja

The structure of the QCD gluonic cascade in configuration space is investigated. The explicit form of the inclusive single particle density in configuration space transverse coordinates is derived in the double logarithmic approximation (DLA) of QCD. The possible simplification of the multiparton density matrix formalism for DLA approach is found and discussed.

2003
Emma V. Ryan-Weber Rachel L. Webster

We have measured the column density distribution function, f(NHI), at z = 0 using 21-cm Hi emission from galaxies selected from a blind Hi survey. f(NHI) is found to be smaller and flatter at z = 0 than indicated by high-redshift measurements of Damped Lyman-α (DLA) systems, consistent with the predictions of hierarchical galaxy formation. The derived DLA number density per unit redshift, dNDLA...

Journal: :Chaos 2004
Martin Z Bazant Jaehyuk Choi Benny Davidovitch Darren Crowdy

Diffusion-limited aggregation (DLA) and its variants provide the simplest models of fractal patterns, such as colloidal clusters, electrodeposits, and lightning strikes. The original model involves random walkers sticking to a growing cluster, but recently DLA (in the plane) has been reformulated in terms of stochastic conformal maps. This fruitful new perspective provides the exact Laplacian c...

2011
Ryan Cooke Max Pettini Charles C. Steidel Gwen C. Rudie Regina A. Jorgenson

We present high-resolution observations of an extremely metal-poor damped Lyα system (DLA), at zabs = 2.340 0972 in the spectrum of the QSO J0035−0918, exhibiting an abundance pattern consistent with model predictions for the supernova yields of Population III stars. Specifically, this DLA has [Fe/H] −3, shows a clear ‘odd–even’ effect, and is C-rich with [C/Fe] = +1.53, a factor of ∼20 greater...

Journal: :Nucleic Acids Research 2005
Kevin M. Phillips Jonathan W. Larson Gregory R. Yantz Christina M. D'Antoni Michael V. Gallo Kimberly A. Gillis Nuno M. Goncalves Lori A. Neely Steven R. Gullans Rudolf Gilmanshin

Herein we describe the first application of direct linear analysis (DLA) to the mapping of a bacterial artificial chromosome (BAC), specifically the 185.1 kb-long BAC 12M9. DLA is a single molecule mapping technology, based on microfluidic elongation and interrogation of individual DNA molecules, sequence-specifically tagged with bisPNAs. A DNA map with S/N ratio sufficiently high to detect all...

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