Results 81 to 90 of about 178,977,434 (287)

Structural and biochemical insights into the thermostable esterase Ta0887 from Thermoplasma acidophilum

open access: yesFEBS Open Bio, EarlyView.
In this study, a novel esterase from the thermoacidophilic archaeon Thermoplasma acidophilum was biochemically and structurally characterized. Our results demonstrate that Ta0887 is a highly thermostable esterase that preferentially hydrolyzes p‐nitrophenyl hexanoate and possesses an α‐helical cap domain that likely contributes to its substrate ...
Alejandro Delgado‐Rey   +4 more
wiley   +1 more source

Identification and characterization of a gene conferring stress resistance in Escherichia coli and cyanobacteria

open access: yesFEBS Open Bio, EarlyView.
Functional screening identified PcSyn14890, a cyanobacteria‐specific protein that enhances growth and stress resistance in E. coli and Synechocystis PCC6803. Although we expected it to function as a molecular chaperone, it was unable to protect against thermal aggregation of GAPDH.
Akiyo Yamada   +7 more
wiley   +1 more source

Measurement uncertainty contribution in the quantisation of measurement values : Expert Report DKD-E 13-1

open access: yes, 2020
This report deals with the estimation of the measurement uncertainty contribution by way of quantisation for digitally indicating measuring instruments.
Members of the Technical Committee Measurement Uncertainty of the DKD
core   +1 more source

A Multiple Scattering-Based Technique for Isotopic Identification in Cosmic Rays

open access: yesParticles
Analyzing the isotopic composition of cosmic rays (CRs) provides valuable insights into the galactic environment and helps refine existing propagation models. A particular interest is devoted to secondary-to-primary ratios of light isotopic components of
Francesco Dimiccoli   +1 more
doaj   +1 more source

White Matter Hyperintensity Burden and Short‐Interval Change Associated With Sleep Apnoea in the UK Biobank

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background and Purpose White matter hyperintensities (WMH) are a core neuroimaging marker of cerebral small vessel disease (CSVD). Sleep apnoea (SA) is a recognized vascular risk factor, but its associations with regional WMH burden, short‐interval WMH change and cognitive performance in population‐based cohorts remain incompletely defined. We
Peng Cheng   +4 more
wiley   +1 more source

Measurement of the Velocity Profile in the Spirally Reinforced Pipe [PDF]

open access: yes, 2017
In present paper, by installing the wind tunnel consisted of the spirally-reinforced-groove pipe with the diameter of 325mm, the velocity at different radial positions is measured in the text section where the flow is fully developed into the turbulent ...
张军, 钟兴福, 林黎明, 吴应湘
core   +2 more sources

Memory and Resting‐State Connectivity in Acute Transient Global Amnesia: A Case–Control fMRI Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background and Objectives Transient global amnesia (TGA) is a striking model of isolated amnesia. While hippocampal lesions are well described, the network‐level mechanisms and the precise neuropsychological profile remain debated. Our objective was thus to characterize functional and neuropsychological correlates of acute TGA and their ...
Elias El Otmani   +10 more
wiley   +1 more source

Calculations of Doppler Radar Velocity Spectrum Parameters for a Mixture of Rain and Hail

open access: yes, 1975
UA-IAP-SR-75-30The radar reflectivity factors, the reflectivity-weighted mean terminal velocities (VT) and the standard deviations (cr) of the resulting VT Doppler spectra were computed for specified size distributions of rain, dry and wet ice spheres ...
Battan, Louis J., Martner, Brooks E.
core   +5 more sources

Deep Learning Pose Estimation for Phenotyping of Co‐Occurring Hyperkinetic Movement Disorders

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To explore whether routine outpatient video combined with deep learning‐based pose estimation and clinically interpretable kinematic features can support multi‐label phenotyping of co‐occurring hyperkinetic movement disorders (HMDs).
Laura Cif   +17 more
wiley   +1 more source

The measurement of light

open access: yes, 2008
In this chapter various thermal, electronic and chemical devices are described, as well as well as the construction and calibration of a spectroradiometer.
Björn, Lars Olof,, Björn, Lars Olof
core   +1 more source

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