Results 61 to 70 of about 4,632,286 (300)

More water-soluble brown carbon after the residential “coal-to-gas” conversion measure in urban Beijing

open access: yesnpj Climate and Atmospheric Science, 2023
The implementation of air pollution reduction measures has significantly reduced the concentration of atmospheric fine particles (PM2.5) in Beijing, among which the “coal-to-gas” conversion measures may play a crucial role.
Wei Yuan   +11 more
doaj   +1 more source

Hyperosmotic stress induces PARP1‐mediated HPF1‐dependent mono(ADP‐ribosyl)ation

open access: yesFEBS Letters, EarlyView.
Sorbitol‐induced hyperosmotic stress rapidly induces reversible mono(ADP‐ribosyl)ation (MARylation) on PARP1 without the signs of genotoxic signaling. We show that PARP1 autoMARylation is HPF1 dependent and forms hydroxylamine‐resistant O‐glycosidic linkages.
Anna Georgina Kopasz   +11 more
wiley   +1 more source

How To Measure Competitive Intensity?

open access: yes, 2021
International audienceIn this research, we analyse the internal structure of competitive intensity on the basis of competitive dynamics. We propose a measure of competitive intensity based on two dimensions: strategic and tactical.
Roehrich, Gilles   +2 more
core   +1 more source

Fano Factor: A Potentially Useful Information

open access: yesFrontiers in Computational Neuroscience, 2020
The Fano factor, defined as the variance-to-mean ratio of spike counts in a time window, is often used to measure the variability of neuronal spike trains.
Kamil Rajdl, Petr Lansky, Lubomir Kostal
doaj   +1 more source

An isoform of 14‐3‐3 protein regulates transbilayer lipid movement at the plasma membrane

open access: yesFEBS Letters, EarlyView.
Loss of 14‐3‐3ζ in CHO cells confers resistance to exogenous phosphatidylserine (PS) and impairs endocytosis‐independent inward flip‐flop of fluorescent PS at the plasma membrane. RNAi‐mediated knockdown reproduces this defect, while no additive effect is seen in ATP11C‐deficient cells.
Akiko Yamaji‐Hasegawa   +3 more
wiley   +1 more source

Instrumentation for intensity measurements [PDF]

open access: yesThe Journal of the Acoustical Society of America, 1986
The concept of sound intensity has been known for many years, and the usefulness of an intensity measuring device has been understood for just as long a time. The factor that has drawn the attention of the noise control community towards intensity measurements within the last decade is the development of instruments making direct measurement of sound ...
openaire   +1 more source

Measure for Measure: How Well Do We Measure Micro-level Conflict Intensity? [PDF]

open access: yes
Rich measures of micro-level violent conflict intensity are key for successfully providing insight into the legacy of civil war. Yet, the debate on how exactly conflict intensity should be measured has just started. This paper aims to fuel this awakening
Verpoorten, Marijke
core   +2 more sources

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

The human gut microbiome across the life course

open access: yesFEBS Letters, EarlyView.
Despite significant individual variation and continuous change throughout life, the human gut microbiome follows some life stage‐specific trends. This article provides a brief overview of how gut microbiome composition shifts across different phases of life. Created in BioRender. Özkurt, E. (2026) https://BioRender.com/8q4nrnc.
Alise J. Ponsero   +4 more
wiley   +1 more source

Integrated Regional Enstrophy and Block Intensity as a Measure of Kolmogorov Entropy

open access: yesAtmosphere, 2017
Enstrophy in a fluid relates to the dissipation tendency in a fluid that has use in studying turbulent flows. It also corresponds to vorticity as kinetic energy does to velocity.
Andrew D. Jensen   +4 more
doaj   +1 more source

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