Evidence map›Paper›PMID 34852232›Full record

ArticleCell reports2021

The hippocampus and orbitofrontal cortex jointly represent task structure during memory-guided decision making.

Eda Mızrak, Nichole R Bouffard, Laura A Libby, Erie D Boorman, Charan Ranganath

Abstract read
In one paragraph

Article in Cell reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing 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

28 citing papers in PubMed.

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  6. Precise temporal dynamics of ripple events support order memory in human hippocampal-cortical circuits.Proceedings of the National Academy of Sciences of the United States of America · 2025
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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.

Eda MızrakCenter for Neuroscience, University of California, Davis, Davis, CA 95618, USA; Department of Psychology, University of Zürich, Zürich 8006, Switzerland. Electronic address: edamizrak@gmail.com.
Nichole R BouffardDepartment of Psychology, University of Toronto, Toronto, ON M5S 3G3, Canada.
Laura A LibbyCenter for Neuroscience, University of California, Davis, Davis, CA 95618, USA.
Erie D BoormanCenter for Neuroscience, University of California, Davis, Davis, CA 95618, USA; Department of Psychology, University of California, Davis, Davis, CA 95618, USA; Center for Mind and Brain, University of California, Davis, Davis, CA 95618, USA.
Charan RanganathCenter for Neuroscience, University of California, Davis, Davis, CA 95618, USA; Department of Psychology, University of California, Davis, Davis, CA 95618, USA. Electronic address: cranganath@ucdavis.edu.

Funding

Naturalistic Event Representation as a Novel Biomarker of Preclinical Alzheimer's DiseaseR03AG063224 · NIA · UNIVERSITY OF CALIFORNIA AT DAVIS · PI RANGANATH, CHARAN · 2019 to 2020
$314k
NIA NIH HHS R03 AG063224
6 · The paper itself

Abstract

The hippocampus, well known for its role in episodic memory, might also be an important brain region for extracting structure from our experiences in order to guide future decisions. Recent evidence in rodents suggests that the hippocampus supports decision making by representing task structure in cooperation with the orbitofrontal cortex (OFC). Here, we examine how the human hippocampus and OFC represent task structure during an associative learning task that required learning of both context-determined and context-invariant probabilistic associations. We find that after learning, hippocampal and lateral OFC representations differentiated between context-determined and context-invariant task structures. The degree of this differentiation within the hippocampus and lateral OFC is highly correlated. These results advance our understanding of the hippocampus and suggest that the hippocampus and OFC support goal-directed behavior by representing information that guides the selection of appropriate decision strategies.

Indexed as

Decision MakingTask Performance and AnalysisAdultFemaleFood PreferencesFood SupplyHippocampusHumansMaleMemoryPrefrontal CortexYoung Adultcognitive mapdecision makingepisodic memoryhippocampusorbitofrontal cortexrepresentational similarity analysistask structure

Identifiers

PMID34852232
PMCPMC8686644

What OpenQuestion holds

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LicenceCC BY-NC-ND
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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.