نتایج جستجو برای: nra

تعداد نتایج: 338  

2014
Lina Siaudvytyte Ingrida Januleviciene Arminas Ragauskas Laimonas Bartusis Indre Meiliuniene Brent Siesky Alon Harris

Purpose. To assess differences in translaminar pressure gradient (TPG) and neuroretinal rim area (NRA) in patients with normal tension glaucoma (NTG), high tension glaucoma (HTG), and healthy controls. Methods. 27 patients with NTG, HTG, and healthy controls were included in the prospective pilot study (each group consisted of 9 patients). Intraocular pressure (IOP), intracranial pressure (ICP)...

1993
Dan Suciu

We investigate a query language for complex-object databases, which is designed to (1) express only tractable queries, and (2) be as expressive over at relations as rst order logic with xpoints. The language is obtained by extending the nested relational algebra NRA, of 9], with a \bounded xpoint" operator. Extending the at case 15, 21] , all PTime computable queries over ordered databases are ...

2008
F. MAIGHANY

Effect of five NaCl salinity treatments (0, 50, 100, 200 and 300 mM) given at different growth and developmental stages on total N level and in vitro nitrate reductase activity (NRA) in leaves and roots of two wheat cultivars viz., Ghods and Boolani was studied in greenhouse conditions. In response to salinity treatments, total N concentrations and NO3 assimilation rates in Ghods, a saltsensiti...

2012
Chamila P Adikaram Jennifer Perera Sandya S Wijesundera

BACKGROUND Tuberculosis (TB) is a disease of poverty that contributes significantly to ill-health in developing countries. Drug resistant TB is a major challenge to disease control. Early diagnosis and rapid determination of drug sensitivity is of paramount importance in eradication of TB. Although automated liquid culture based methods are available for rapid detection of drug resistance, the ...

Journal: :Fusion Engineering and Design 2021

The purpose of this study is to investigate the applicability in-situ laser induced breakdown spectroscopy (LIBS) for deuterium retention measurements in tungsten coatings with different morphology and oxygen content. These were exposed a Gaussian beam plasma Magnum-PSI linear device. line intensities determined by LIBS compared content measured nuclear reaction analysis (NRA). Both NRA results...

Journal: :The Journal of antimicrobial chemotherapy 2009
Rose A Devasia Amondrea Blackman Carolyn May Svetlana Eden Teresa Smith Nancy Hooper Fernanda Maruri Charles Stratton Ayumi Shintani Timothy R Sterling

OBJECTIVES The aim of this study was to assess the sensitivity, specificity and time to results of mycobacterial growth indicator tube (MGIT) 960, microscopic observation drug susceptibility (MODS) assay and nitrate reductase assay (NRA) compared with the gold standard agar proportion method (PM), and to determine whether there is cross-resistance between older-generation fluoroquinolones and m...

Journal: :Optometry and vision science : official publication of the American Academy of Optometry 2002
Angel García Pilar Cacho Francisco Lara

PURPOSE To examine the relationship between relative accommodation and general binocular disorders and to establish their importance in the diagnosis of these anomalies. METHODS We analyzed data of negative relative accommodation (NRA) and positive relative accommodation (PRA) in 69 patients with nonstrabismic binocular anomalies. RESULTS Statistical analysis showed that low values of NRA a...

Journal: :Journal of biological rhythms 2004
Melinda K Christensen Grete Falkeid Jennifer J Loros Jay C Dunlap Cathrine Lillo Peter Ruoff

When nitrate is the only nitrogen source, Neurospora crassa's nitrate reductase (NR) shows endogenous oscillations in its nitrate reductase activity (NRA) on a circadian time scale. These NRA oscillations can be observed in darkness or continuous light conditions and also in a frq(9) mutant in which no functional FRQ protein is formed. Even in a white-collar-1 knockout mutant, NRA oscillations ...

Journal: :Memorias do Instituto Oswaldo Cruz 2006
Luciano Mengatto Yosena Chiani María Susana Imaz

A study was carried out to compare the performance of a commercial method (MGIT) and four inexpensive drug susceptibility methods: nitrate reductase assay (NRA), microscopic observation drug susceptibility (MODS) assay, MTT test, and broth microdilution method (BMM). A total of 64 clinical isolates of Mycobacterium tuberculosis were studied. The Lowenstein-Jensen proportion method (PM) was used...

Journal: :CoRR 2005
Radhakrishnan Srinivasan H. P. Raghunandan

This paper outlines new paradigms for real analysis and computability theory in the recently proposed non-Aristotelian finitary logic (NAFL). Constructive real analysis in NAFL (NRA) is accomplished by a translation of diagrammatic concepts from Euclidean geometry into an extension (NPAR) of the NAFL version of Peano Arithmetic (NPA). Such a translation is possible because NPA proves the existe...

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