Evidence map›Paper›PMID 26878674›Full record

ArticleNature neuroscience2016

4-Hz oscillations synchronize prefrontal-amygdala circuits during fear behavior.

Nikolaos Karalis, Cyril Dejean, Fabrice Chaudun, Suzana Khoder, Robert R Rozeske, Hélène Wurtz, Sophie Bagur, Karim Benchenane, Anton Sirota, Julien Courtin and 1 more

Abstract read
In one paragraph

Article in Nature neuroscience, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 214 papers.

0numbers the graph read from it
0cells of the map it votes in
214citing 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

214 citing papers in PubMed.

  1. Trial
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  5. A nose-to-brain circuit underlies anxiety regulation by nasal afferent frequency in mice.Proceedings of the National Academy of Sciences of the United States of America · 2026
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  9. Pre-trauma cognitive traits predict fear generalization and associated prefrontal functioning in a longitudinal rodent model.Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2026
    Article
  10. Article
  11. Article
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  13. Integration of fear learning and fear expression across the dorsoventral axis of the hippocampus.Proceedings of the National Academy of Sciences of the United States of America · 2026
    Article
  14. Dynamic Respiration-Neural Coupling in Substantia Nigra across Sleep and Anesthesia.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2026
    Article
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154 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

11 authors.

Nikolaos KaralisINSERM, Neurocentre Magendie, U862, Bordeaux, France.ORCID http://orcid.org/0000-0002-1804-9756
Cyril DejeanINSERM, Neurocentre Magendie, U862, Bordeaux, France.
Fabrice ChaudunINSERM, Neurocentre Magendie, U862, Bordeaux, France.
Suzana KhoderINSERM, Neurocentre Magendie, U862, Bordeaux, France.
Robert R RozeskeINSERM, Neurocentre Magendie, U862, Bordeaux, France.
Hélène WurtzINSERM, Neurocentre Magendie, U862, Bordeaux, France.
Sophie BagurTeam Memory, Oscillations and Brain states (MOBs), Brain Plasticity Unit, CNRS UMR 8249, ESPCI ParisTech, Ecole Supérieure de Physique et de Chimie Industrielles de la Ville de Paris, Paris, France.
Karim BenchenaneTeam Memory, Oscillations and Brain states (MOBs), Brain Plasticity Unit, CNRS UMR 8249, ESPCI ParisTech, Ecole Supérieure de Physique et de Chimie Industrielles de la Ville de Paris, Paris, France.
Anton SirotaBernstein Center for Computational Neuroscience Munich, Munich Cluster of Systems Neurology (SyNergy), Faculty of Medicine, Ludwig-Maximilians Universität München, Planegg-Martinsried, Germany.
Julien CourtinINSERM, Neurocentre Magendie, U862, Bordeaux, France.
Cyril HerryINSERM, Neurocentre Magendie, U862, Bordeaux, France.

Funding

European Research Council 281168
6 · The paper itself

Abstract

Fear expression relies on the coordinated activity of prefrontal and amygdala circuits, yet the mechanisms allowing long-range network synchronization during fear remain unknown. Using a combination of extracellular recordings, pharmacological and optogenetic manipulations, we found that freezing, a behavioral expression of fear, temporally coincided with the development of sustained, internally generated 4-Hz oscillations in prefrontal-amygdala circuits. 4-Hz oscillations predict freezing onset and offset and synchronize prefrontal-amygdala circuits. Optogenetic induction of prefrontal 4-Hz oscillations coordinates prefrontal-amygdala activity and elicits fear behavior. These results unravel a sustained oscillatory mechanism mediating prefrontal-amygdala coupling during fear behavior.

Indexed as

Acoustic StimulationAmygdalaAnimalsBiological ClocksConditioning, PsychologicalExtinction, PsychologicalFearMaleMiceMice, 129 StrainMice, Inbred C57BLNeural PathwaysOptogeneticsPrefrontal Cortex

Identifiers

PMID26878674
PMCPMC4843971

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.