Results 101 to 110 of about 153,264 (305)

Electron transfer between complexes III and IV in S. cerevisiae mitochondrial membranes

open access: yesFEBS Letters, EarlyView.
Mitochondrial oxidative phosphorylation in S. cerevisiae mitoplasts is limited by complex IV catalytic capacity, rather than two‐dimensional cytochrome c diffusion. At physiological cytochrome c : supercomplex ratios at salinity equivalent to that of 20 mm monovalent salt, activity is maximized, indicating that this low ionic strength accurately mimics
Ana Paula Lobez   +2 more
wiley   +1 more source

Stochastic Evaluation of Parameters Variability on a Terminated Signal Bus [PDF]

open access: yes, 2011
This paper addresses the simulation of the effects on a high-speed data link of external factors due to fabrication tolerances or uncertain loading conditions.
Stievano, Igor Simone   +2 more
core  

Considering spectral variability for optical material abundance estimation [PDF]

open access: yes, 2017
Hyperspectral images include information enabling the determination of material abundances. Due to the fact that the acquisition of hyperspectral images is time consuming and the processing of these images is computationally costly, we propose an optical
Krippner, Wolfgang   +5 more
core   +1 more source

GEOMETRICAL AND SPECTRAL METHODS OF HEART RATE VARIABILITY IN ADOLESCENTS WITH ARTERIAL HYPERTENSION

open access: yesМедицинский вестник Юга России, 2013
Purpose: To compare the diagnostic efficacy of the geometric and spectral analysis methods of heart rate variability in the assessment of the autonomic nervous system in adolescents with hypertension.Materials and methods: 55 patients (38 boys and 17 ...
A. A. Lebedenko   +2 more
doaj   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

An extended spectral angle map for hyperspectral and multispectral imaging [PDF]

open access: yes
We present an extension to the widely used spectral angle metric, calculating an azimuthal angle around a reference vector. We demonstrate that it provides additional information, thus improving the classification ability of the spectral ...
Rutt, Harvey   +2 more
core  

Spectral Variability of Quasar SDSS J030639.57+000343.1 [PDF]

open access: yes, 2014
In a sample of 60 quasars selected from the Sloan Digital Sky Survey (SDSS) with at least six-epoch spectroscopy, we investigated the variability of emission lines and continuum luminosity.
Gu, Minfeng, Guo, Hengxiao
core  

The nature of X-ray spectral variability in Seyfert galaxies [PDF]

open access: yes, 2003
We use a model-independent technique to investigate the nature of the 2–15 keV X-ray spectral variability in four Seyfert galaxies and distinguish between spectral pivoting and the two-component model for spectral variability.
Taylor, R.D., Uttley, P., McHardy, I.M.
core   +1 more source

A Spectral Variability and Class-Constrained Diffusion Model for Unsupervised Hyperspectral Unmixing

open access: yesRemote Sensing
Hyperspectral remote sensing is increasingly utilized due to its high spectral resolution and broad observational capabilities, and hyperspectral unmixing aims to decompose mixed pixels into their constituent endmembers with corresponding classes.
Mingwei Wang   +4 more
doaj   +1 more source

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

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