Results 41 to 50 of about 383,254 (264)

An embedding of the Cantor fan into the Lelek fan

open access: yesRad Hrvatske akademije znanosti i umjetnosti. Matematičke znanosti
The Lelek fan $L$ is usually constructed as a subcontinuum of the Cantor fan in such a way that the set of the end-points of $L$ is dense in $L$. It easily follows that the Lelek fan is embeddable into the Cantor fan. {It is also a well-known fact that the Cantor fan is embeddable into the Lelek fan, but this is less obvious.
Banič, Iztok   +2 more
openaire   +4 more sources

The ubiquitin‐proteasome system and autophagy as guardians of the cellular proteome

open access: yesFEBS Letters, EarlyView.
This Perspective covers the three principles governing the crosstalk between the ubiquitin‐proteasome system and autophagy in cellular proteostasis: (1) a shared ubiquitin code routing substrates via shuttle factors or autophagy receptors; (2) spatial compartmentalization into phase‐separated degradation hubs and organelle‐specific modules (exemplified
Ivan Dikic
wiley   +1 more source

UHBR Open-Test-Case Fan ECL5/CATANA

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2022
The application of composite fans enables disruptive design possibilities but increases sensitivity to multi-physical resonance between aerodynamic, structure dynamic and acoustic phenomena.
Valdo Pagès   +6 more
doaj   +1 more source

PARK(ing) time–How park deficiency affects the biological clock in a Drosophila model of Parkinson's disease

open access: yesFEBS Letters, EarlyView.
Drosophila park mutants serve as a model for Parkinson's disease. We used this strain to investigate the connection between oxidative stress and the circadian clock mechanism. We showed that increased oxidative stress affects the physiology of pacemaker cells, disrupting their daily structural plasticity. Lack of rhythmic signaling from pacemaker cells
Kamila Zientara   +3 more
wiley   +1 more source

Changes in potato cultivation technology in Korça region as adaptation to climate change

open access: yesItalian Journal of Agronomy, 2019
The production of agricultural crops depends on the optimisation rate of plant genetic factors, climatic and soil factors and the level of agrochemicals. These factors are in constant dynamism and also are the production of agricultural plants.
Adrian Maho   +2 more
doaj   +1 more source

Exergy-Based Efficiency Assessment of Fans vs. Isentropic Efficiency

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2023
The efficiency definition allows us to compare two machines with each other. In general, the efficiency is defined as the ratio of usable power to the required power. This raises the question: what is the usable power?
Johannes Brötz   +2 more
doaj   +1 more source

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

THE SILENT TRUTH OF THE ALBANIAN RELIGIOUS SYMBOL AND THOUGHT DURING THE YEARS 1921-1939 UNDER THE ENGLISH FOCUS OF OBSERVATION AND DESCRIPTION [PDF]

open access: yesDiversitate si Identitate Culturala in Europa, 2013
The aim of this paper is to highlight one of the frequently discussed periods of the Albanian history; that of the years between 1921 and 1939, whose said and unsaid facts have very frequently been misjudged.
Ma Benita STAVRE, Ma Erinda PAPA
doaj  

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

TREINAMENTO RESISTIDO NA RETARDAÇÃO DO PROCESSO DE SARCOPENIA EM IDOSOS:UMA REVISÃO BIBLIOGRÁFICA SISTEMATIZADA

open access: yesRevista Uningá, 2018
Utilizar o treino de resistência com cargas adequadas possibilita benefícios aos indivíduos que necessitam melhorar suas capacidades funcionais, em especial pessoas idosas com diminuição da massa muscular, ou seja, acometidos da enfermidade: sarcopenia.
Anderson Luiz Queiroz Rodrigues   +3 more
doaj  

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