Results 51 to 60 of about 867,953 (285)

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Entropy Rate Maps of Complex Excitable Dynamics in Cardiac Monolayers

open access: yesEntropy, 2015
The characterization of spatiotemporal complexity remains a challenging task. This holds in particular for the analysis of data from fluorescence imaging (optical mapping), which allows for the measurement of membrane potential and intracellular calcium ...
Alexander Schlemmer   +4 more
doaj   +1 more source

Publisher Correction: Spontaneous center formation in Dictyostelium discoideum

open access: yesScientific Reports, 2020
An amendment to this paper has been published and can be accessed via a link at the top of the paper.
Estefania Vidal-Henriquez, Azam Gholami
doaj   +1 more source

Self Organization of Interacting Polya Urns

open access: yes, 1998
We introduce a simple model which shows non-trivial self organized critical properties. The model describes a system of interacting units, modelled by Polya urns, subject to perturbations and which occasionally break down. Three equivalent formulations -
Marsili, Matteo, Valleriani, Angelo
core   +1 more source

Directed self-organization of graphene nanoribbons on SiC [PDF]

open access: yes, 2010
Realization of post-CMOS graphene electronics requires production of semiconducting graphene, which has been a labor-intensive process. We present tailoring of silicon carbide crystals via conventional photolithography and microelectronics processing to ...
A Nakajima   +38 more
core   +3 more sources

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Operating in a Reverberating Regime Enables Rapid Tuning of Network States to Task Requirements

open access: yesFrontiers in Systems Neuroscience, 2018
Neural circuits are able to perform computations under very diverse conditions and requirements. The required computations impose clear constraints on their fine-tuning: a rapid and maximally informative response to stimuli in general requires ...
Jens Wilting   +8 more
doaj   +1 more source

Quantifying Self-Organization with Optimal Wavelets

open access: yes, 2012
The optimal wavelet basis is used to develop quantitative, experimentally applicable criteria for self-organization. The choice of the optimal wavelet is based on the model of self-organization in the wavelet tree.
Milovanovic, Milos, Rajkovic, Milan
core   +1 more source

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

On the Risk of Infection by Infectious Aerosols in Large Indoor Spaces

open access: yesAerosol and Air Quality Research, 2022
Airborne diseases can be transmitted by infectious aerosols in the near field, i.e., in close proximity, or in the far field, i.e., by infectious aerosols that are well mixed within the indoor air. Is it possible to say which mode of disease transmission
Bardia Hejazi   +4 more
doaj   +1 more source

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