Evidence map›Paper›PMID 23836525›Full record

ArticleHippocampus2013

Lateral entorhinal cortex is necessary for associative but not nonassociative recognition memory.

David I G Wilson, Sakurako Watanabe, Helen Milner, James A Ainge

Abstract read
In one paragraph

Article in Hippocampus, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 77 papers.

0numbers the graph read from it
0cells of the map it votes in
77citing 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

77 citing papers in PubMed.

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  8. Distinct brain regions map olfactory and visual spaces.bioRxiv : the preprint server for biology · 2025
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17 more citing papers are in PubMed but not listed here.

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

4 authors.

David I G WilsonSchool of Psychology and Neuroscience, University of St Andrews, St Mary's Quad, St Andrews, Fife, United Kingdom.
Sakurako Watanabe
Helen Milner
James A Ainge

Funding

Biotechnology and Biological Sciences Research Council BB/I019367/1
6 · The paper itself

Abstract

The lateral entorhinal cortex (LEC) provides one of the two major input pathways to the hippocampus and has been suggested to process the nonspatial contextual details of episodic memory. Combined with spatial information from the medial entorhinal cortex it is hypothesised that this contextual information is used to form an integrated spatially selective, context-specific response in the hippocampus that underlies episodic memory. Recently, we reported that the LEC is required for recognition of objects that have been experienced in a specific context (Wilson et al. (2013) Hippocampus 23:352-366). Here, we sought to extend this work to assess the role of the LEC in recognition of all associative combinations of objects, places and contexts within an episode. Unlike controls, rats with excitotoxic lesions of the LEC showed no evidence of recognizing familiar combinations of object in place, place in context, or object in place and context. However, LEC lesioned rats showed normal recognition of objects and places independently from each other (nonassociative recognition). Together with our previous findings, these data suggest that the LEC is critical for associative recognition memory and may bind together information relating to objects, places, and contexts needed for episodic memory formation.

Indexed as

Analysis of VarianceAnimalsAssociation LearningDiscrimination, PsychologicalEntorhinal CortexExploratory BehaviorFunctional LateralityMaleRatsRecognition, PsychologySpatial Behaviorassociationcontextepisodichippocampusmemory

Identifiers

PMID23836525
PMCPMC4030623

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.