Evidence map›Paper›PMID 26280760›Full record

ArticleNature neuroscience2015

GABAergic mechanisms regulated by miR-33 encode state-dependent fear.

Vladimir Jovasevic, Kevin A Corcoran, Katherine Leaderbrand, Naoki Yamawaki, Anita L Guedea, Helen J Chen, Gordon M G Shepherd, Jelena Radulovic

Abstract read
In one paragraph

Article in Nature neuroscience, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 53 papers.

0numbers the graph read from it
0cells of the map it votes in
53citing 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

53 citing papers in PubMed.

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  14. Stress-induced generalization of negative memories is mediated by an extended hippocampal circuit.Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2022
    Article
  15. Article
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  18. Article
  19. Presynaptic GABAPsychopharmacology · 2021
    Article
  20. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

8 authors.

Vladimir JovasevicDepartment of Psychiatry and Behavioral Sciences, The Asher Center of Study and Treatment of Depressive Disorders, Feinberg School of Medicine, Northwestern University, Chicago, Illinois, USA.
Kevin A CorcoranDepartment of Psychiatry and Behavioral Sciences, The Asher Center of Study and Treatment of Depressive Disorders, Feinberg School of Medicine, Northwestern University, Chicago, Illinois, USA.
Katherine LeaderbrandDepartment of Psychiatry and Behavioral Sciences, The Asher Center of Study and Treatment of Depressive Disorders, Feinberg School of Medicine, Northwestern University, Chicago, Illinois, USA.
Naoki YamawakiDepartment of Physiology, Feinberg School of Medicine, Northwestern University, Chicago, Illinois, USA.
Anita L GuedeaDepartment of Psychiatry and Behavioral Sciences, The Asher Center of Study and Treatment of Depressive Disorders, Feinberg School of Medicine, Northwestern University, Chicago, Illinois, USA.
Helen J ChenDepartment of Psychiatry and Behavioral Sciences, The Asher Center of Study and Treatment of Depressive Disorders, Feinberg School of Medicine, Northwestern University, Chicago, Illinois, USA.
Gordon M G ShepherdDepartment of Physiology, Feinberg School of Medicine, Northwestern University, Chicago, Illinois, USA.
Jelena RadulovicDepartment of Psychiatry and Behavioral Sciences, The Asher Center of Study and Treatment of Depressive Disorders, Feinberg School of Medicine, Northwestern University, Chicago, Illinois, USA.

Funding

Mechanisms of Stress-Enhanced Aversive ConditioningR01MH078064 · NIMH · NORTHWESTERN UNIVERSITY AT CHICAGO · PI RADULOVIC, JELENA · 2007 to 2025
$8.3M
Synaptic Circuit Organization of Motor CortexR01NS061963 · NINDS · NORTHWESTERN UNIVERSITY AT CHICAGO · PI SHEPHERD, GORDON M · 2008 to 2022
$5.4M
Synaptic circuit organization of motor cortexR37NS061963 · NINDS · NORTHWESTERN UNIVERSITY AT CHICAGO · PI Gordon M Shepherd · 2024 to 2026
$1.6M
In Vivo Analysis of Cortical Projection NeuronsR21NS087479 · NINDS · NORTHWESTERN UNIVERSITY AT CHICAGO · PI SHEPHERD, GORDON M · 2014 to 2015
$425k
NIMH NIH HHS MH078064NIMH NIH HHS R01 MH078064NINDS NIH HHS NS061963NINDS NIH HHS NS087479NINDS NIH HHS R01 NS061963NINDS NIH HHS R21 NS087479NINDS NIH HHS R37 NS061963
6 · The paper itself

Abstract

Fear-inducing memories can be state dependent, meaning that they can best be retrieved if the brain states at encoding and retrieval are similar. Restricted access to such memories can present a risk for psychiatric disorders and hamper their treatment. To better understand the mechanisms underlying state-dependent fear, we used a mouse model of contextual fear conditioning. We found that heightened activity of hippocampal extrasynaptic GABAA receptors, believed to impair fear and memory, actually enabled their state-dependent encoding and retrieval. This effect required protein kinase C-βII and was influenced by miR-33, a microRNA that regulates several GABA-related proteins. In the extended hippocampal circuit, extrasynaptic GABAA receptors promoted subcortical, but impaired cortical, activation during memory encoding of context fear. Moreover, suppression of retrosplenial cortical activity, which normally impairs retrieval, had an enhancing effect on the retrieval of state-dependent fear. These mechanisms can serve as treatment targets for managing access to state-dependent memories of stressful experiences.

Indexed as

AnimalsConditioning, PsychologicalDose-Response Relationship, DrugFearGABA AgonistsGABAergic NeuronsHippocampusIsoxazolesMaleMiceMice, Inbred C57BLMicroRNAsOrgan Culture TechniquesReceptors, GABA-AGABA AgonistsgaboxadolIsoxazolesMicroRNAsMirn33 microRNA, mouseReceptors, GABA-A

Identifiers

PMID26280760
PMCPMC4880671

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.