Evidence map›Paper›PMID 25822692›Full record

ArticleNature materials2015

Memoryless self-reinforcing directionality in endosomal active transport within living cells.

Kejia Chen, Bo Wang, Steve Granick

Abstract read
PubMed Publisher
In one paragraph

Article in Nature materials, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 38 papers.

0numbers the graph read from it
0cells of the map it votes in
38citing 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

38 citing papers in PubMed.

  1. Article
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  7. Diffusion in Porous Rock Is Anomalous.Environmental science & technology · 2024
    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

3 authors.

Kejia ChenDepartment of Chemical and Biomolecular Engineering, University of Illinois, Urbana, Illinois 61801, USA.
Bo Wang1] Department of Materials Science, University of Illinois, Urbana, Illinois 61801, USA [2] Institute for Genomic Biology, University of Illinois, Urbana, Illinois 61801, USA.
Steve Granick1] Department of Chemical and Biomolecular Engineering, University of Illinois, Urbana, Illinois 61801, USA [2] Department of Materials Science, University of Illinois, Urbana, Illinois 61801, USA [3] Department of Chemistry, University of Illinois, Urbana, Illinois 61801, USA [4] Department of Physics, University of Illinois, Urbana, Illinois 61801, USA [5] IBS Center for Soft and Living Matter, UNIST, Ulsan 689-798, South Korea.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In contrast to Brownian transport, the active motility of microbes, cells, animals and even humans often follows another random process known as truncated Lévy walk. These stochastic motions are characterized by clustered small steps and intermittent longer jumps that often extend towards the size of the entire system. As there are repeated suggestions, although disagreement, that Lévy walks have functional advantages over Brownian motion in random searching and transport kinetics, their intentional engineering into active materials could be useful. Here, we show experimentally in the classic active matter system of intracellular trafficking that Brownian-like steps self-organize into truncated Lévy walks through an apparent time-independent positive feedback such that directional persistence increases with the distance travelled persistently. A molecular model that allows the maximum output of the active propelling forces to fluctuate slowly fits the experiments quantitatively. Our findings offer design principles for programming efficient transport in active materials.

Indexed as

CellsAnimalsBiological Transport, ActiveEndosomes

Identifiers

PMID25822692

What OpenQuestion holds

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Registered trials

None linked

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.