Evidence map›Paper›PMID 28710444›Full record

ArticleScientific reports2017

Ergodicity breaking on the neuronal surface emerges from random switching between diffusive states.

Aleksander Weron, Krzysztof Burnecki, Elizabeth J Akin, Laura Solé, Michał Balcerek, Michael M Tamkun, Diego Krapf

Abstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

20 citing papers in PubMed.

  1. Review
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  15. The MAP1B Binding Domain of NaThe Journal of neuroscience : the official journal of the Society for Neuroscience · 2019
    Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

Aleksander WeronFaculty of Pure and Applied Mathematics, Hugo Steinhaus Center, Wroclaw University of Science and Technology, Wyspianskiego 27, 50-370, Wroclaw, Poland.
Krzysztof BurneckiFaculty of Pure and Applied Mathematics, Hugo Steinhaus Center, Wroclaw University of Science and Technology, Wyspianskiego 27, 50-370, Wroclaw, Poland. krzysztof.burnecki@pwr.edu.pl.
Elizabeth J AkinDepartment of Biomedical Sciences, Colorado State University, Fort Collins, CO 80523, USA.
Laura SoléDepartment of Biomedical Sciences, Colorado State University, Fort Collins, CO 80523, USA.
Michał BalcerekFaculty of Pure and Applied Mathematics, Hugo Steinhaus Center, Wroclaw University of Science and Technology, Wyspianskiego 27, 50-370, Wroclaw, Poland.
Michael M TamkunDepartment of Biomedical Sciences, Colorado State University, Fort Collins, CO 80523, USA.
Diego KrapfDepartment of Electrical and Computer Engineering, Colorado State University, Fort Collins, CO 80523, USA. krapf@engr.colostate.edu.ORCID 0000-0002-2833-5553

Funding

High Resolution Optical Analysis of Nav1.6 Localization, Trafficking and FunctionR01NS085142 · NINDS · COLORADO STATE UNIVERSITY · PI TAMKUN, MICHAEL M. · 2013 to 2016
$1.3M
NINDS NIH HHS R01 NS085142
6 · The paper itself

Abstract

Stochastic motion on the surface of living cells is critical to promote molecular encounters that are necessary for multiple cellular processes. Often the complexity of the cell membranes leads to anomalous diffusion, which under certain conditions it is accompanied by non-ergodic dynamics. Here, we unravel two manifestations of ergodicity breaking in the dynamics of membrane proteins in the somatic surface of hippocampal neurons. Three different tagged molecules are studied on the surface of the soma: the voltage-gated potassium and sodium channels Kv1.4 and Nav1.6 and the glycoprotein CD4. In these three molecules ergodicity breaking is unveiled by the confidence interval of the mean square displacement and by the dynamical functional estimator. Ergodicity breaking is found to take place due to transient confinement effects since the molecules alternate between free diffusion and confined motion.

Indexed as

AlgorithmsAnimalsCD4 AntigensCell MembraneCells, CulturedDiffusionHippocampusKv1.4 Potassium ChannelMembrane ProteinsModels, NeurologicalMotionNAV1.6 Voltage-Gated Sodium ChannelNeuronsRatsStochastic ProcessesCD4 AntigensKv1.4 Potassium ChannelMembrane ProteinsNAV1.6 Voltage-Gated Sodium ChannelScn8a protein, rat

Identifiers

PMID28710444
PMCPMC5511290

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.