Evidence map›Paper›PMID 30783085›Full record

ArticleNature communications2019

Path integration maintains spatial periodicity of grid cell firing in a 1D circular track.

Pierre-Yves Jacob, Fabrizio Capitano, Bruno Poucet, Etienne Save, Francesca Sargolini

Abstract read
In one paragraph

Article in Nature communications, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing 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

15 citing papers in PubMed.

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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

5 authors.

Pierre-Yves JacobAix Marseille Université, CNRS, LNC UMR 7291, 13331, Marseille, France. pierre-yves.jacob@univ-amu.fr.
Fabrizio CapitanoAix Marseille Université, CNRS, LNC UMR 7291, 13331, Marseille, France.
Bruno PoucetAix Marseille Université, CNRS, LNC UMR 7291, 13331, Marseille, France.ORCID http://orcid.org/0000-0003-2704-804X
Etienne SaveAix Marseille Université, CNRS, LNC UMR 7291, 13331, Marseille, France.
Francesca SargoliniAix Marseille Université, CNRS, LNC UMR 7291, 13331, Marseille, France.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Entorhinal grid cells are thought to provide a 2D spatial metric of the environment. In this study we demonstrate that in a familiar 1D circular track (i.e., a continuous space) grid cells display a novel 1D equidistant firing pattern based on integrated distance rather than travelled distance or time. In addition, field spacing is increased compared to a 2D open field, probably due to a reduced access to the visual cue in the track. This metrical modification is accompanied by a change in LFP theta oscillations, but no change in intrinsic grid cell rhythmicity, or firing activity of entorhinal speed and head-direction cells. These results suggest that in a 1D circular space grid cell spatial selectivity is shaped by path integration processes, while grid scale relies on external information.

Identifiers

PMID30783085
PMCPMC6381105

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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.