Results 71 to 80 of about 141,581 (359)

Decoupling gravitational sources in general relativity: from perfect to anisotropic fluids [PDF]

open access: yes, 2017
We show the first simple, systematic and direct approach to decoupling gravitational sources in general relativity. As a direct application, a robust and simple way to generate anisotropic solutions for self-gravitating systems from perfect fluid ...
J. Ovalle
semanticscholar   +1 more source

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

A força eletromotriz de movimento e os fundamentos da teoria eletromagnética clássica

open access: yesRevista Brasileira de Ensino de Física
Discute-se, aqui, uma questão relevante acerca da explicação de certos fenômenos, quais sejam aqueles em que surge uma força eletromotriz de movimento em situações tais que a lei de Faraday não se aplica.
Paulo Henrique Dionisio
doaj   +1 more source

THEORETICAL AND PRACTICAL ASPECTS REGARDING THIRD PARTIES IN THE LIGHT OF CONTRACTS’ EFFECTS RELATIVITY PRINCIPLE [PDF]

open access: yesEconomica, 2021
The contract is the subject of civil law that creates the basic entity of the national and international economy, and the contracting process is the most important stage in economic affairs in general. Naturally producing effects between the parties,
Ludmila BELIBAN-RAȚOI
doaj  

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

From the Classical Gini Index of Income Inequality to a New Zenga-Type Relative Measure of Risk: A Modeller’s Perspective

open access: yesEconometrics, 2018
The underlying idea behind the construction of indices of economic inequality is based on measuring deviations of various portions of low incomes from certain references or benchmarks, which could be point measures like the population mean or median, or ...
Francesca Greselin, Ričardas Zitikis
doaj   +1 more source

The anti‐CRISPR protein AcrIE8.1 inhibits the type I‐E CRISPR‐Cas system by directly binding to the Cascade subunit Cas11

open access: yesFEBS Letters, EarlyView.
In this study, we present the structure of AcrIE8.1, a previously uncharacterized anti‐CRISPR protein that inhibits the type I‐E CRISPR‐Cas system. Through a combination of structural and biochemical analyses, we demonstrate that AcrIE8.1 directly binds to the Cas11 subunit of the Cascade complex to inhibit the CRISPR‐Cas system.
Young Woo Kang, Hyun Ho Park
wiley   +1 more source

An intracellular transporter mitigates the CO2‐induced decline in iron content in Arabidopsis shoots

open access: yesFEBS Letters, EarlyView.
This study identifies a gene encoding a transmembrane protein, MIC, which contributes to the reduction of shoot Fe content observed in plants under elevated CO2. MIC is a putative Fe transporter localized to the Golgi and endosomal compartments. Its post‐translational regulation in roots may represent a potential target for improving plant nutrition ...
Timothy Mozzanino   +7 more
wiley   +1 more source

The Comparative Study of Time in Mulla Sadra’s Perspective and Theory of Relativity in Physics [PDF]

open access: yesحکمت صدرایی, 2015
The purpose of this essay is studying of time’s nature in MullaSadra’s perspective and current relativistic theories, includingspecial and general relativity, and proceeding similarities and differences between them.
valiollah khoshtinat   +1 more
doaj  

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