Evidence map›Paper›PMID 29555744›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2018

Flexible egocentric and allocentric representations of heading signals in parietal cortex.

Xiaodong Chen, Gregory C DeAngelis, Dora E Angelaki

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing 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

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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

23 citing papers in PubMed.

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  11. Retinal optic flow during natural locomotion.PLoS computational biology · 2022
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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.

Xiaodong ChenInterdisciplinary Institute of Neuroscience and Technology, Qiushi Academy for Advanced Studies, Zhejiang University, Hangzhou 310029, China.ORCID 0000-0001-7543-9913
Gregory C DeAngelisDepartment of Brain and Cognitive Sciences, University of Rochester, Rochester, NY 14627.
Dora E AngelakiDepartment of Neuroscience, Baylor College of Medicine, Houston, TX 77030; angelaki@bcm.edu.

Funding

Sensory Integration for Heading PerceptionR01EY016178 · NEI · WASHINGTON UNIVERSITY · PI GREGORY C DEANGELIS · 2005 to 2026
$7.8M
Plasticity during visual/vestibular conflictR01DC014678 · NIDCD · NEW YORK UNIVERSITY · PI ANGELAKI, DORA · 2016 to 2020
$2.7M
NEI NIH HHS R01 EY016178NIDCD NIH HHS R01 DC014678
6 · The paper itself

Abstract

By systematically manipulating head position relative to the body and eye position relative to the head, previous studies have shown that vestibular tuning curves of neurons in the ventral intraparietal (VIP) area remain invariant when expressed in body-/world-centered coordinates. However, body orientation relative to the world was not manipulated; thus, an egocentric, body-centered representation could not be distinguished from an allocentric, world-centered reference frame. We manipulated the orientation of the body relative to the world such that we could distinguish whether vestibular heading signals in VIP are organized in body- or world-centered reference frames. We found a hybrid representation, depending on gaze direction. When gaze remained fixed relative to the body, the vestibular heading tuning of VIP neurons shifted systematically with body orientation, indicating an egocentric, body-centered reference frame. In contrast, when gaze remained fixed relative to the world, this representation changed to be intermediate between body- and world-centered. We conclude that the neural representation of heading in posterior parietal cortex is flexible, depending on gaze and possibly attentional demands.

Indexed as

AnimalsEye MovementsHead MovementsMotion PerceptionNeuronsOrientationParietal Lobebody/world-centeredegocentric/allocentricreference frameventral intraparietal areavestibular

Identifiers

PMID29555744
PMCPMC5889634

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.