Evidence map›Paper›PMID 32160515›Full record

ArticleNeuron2020

Closed-Loop Theta Stimulation in the Orbitofrontal Cortex Prevents Reward-Based Learning.

Eric B Knudsen, Joni D Wallis

Abstract read
In one paragraph

Article in Neuron, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 65 papers.

0numbers the graph read from it
0cells of the map it votes in
65citing 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

65 citing papers in PubMed.

  1. Trial
  2. Article
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  7. Meta-learning is expressed through altered prefrontal cortical dynamics.bioRxiv : the preprint server for biology · 2026
    Article
  8. Live Spike Sorting of Large-scale Neural Recordings.bioRxiv : the preprint server for biology · 2026
    Article
  9. Article
  10. Article
  11. Article
  12. Article
  13. Cognitive Maps in the Prefrontal Cortex.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2025
    Review
  14. Article
  15. Article
  16. Beta and High Gamma Oscillations in the Cortico-striatal Network Reflect Reward Certainty on a Probabilistic Reversal Learning Task.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2025
    Article
  17. Orbitofrontal-Hippocampal State Coding Dynamics during Reversal Learning.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2025
    Article
  18. Article
  19. Orbitofrontal High-Gamma Reflects Spike-Dissociable Value and Decision Mechanisms.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2025
    Article
  20. Article

5 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

2 authors.

Eric B KnudsenHelen Wills Neuroscience Institute, University of California, Berkeley, Berkeley, CA, USA. Electronic address: eric.knudsen@berkeley.edu.
Joni D WallisHelen Wills Neuroscience Institute, University of California, Berkeley, Berkeley, CA, USA; Department of Psychology, University of California, Berkeley, Berkeley, CA, USA.

Funding

Frontostriatal Rhythms Underlying Reinforcement Learning.R01MH117763 · NIMH · UNIVERSITY OF CALIFORNIA BERKELEY · PI WALLIS, JONI D · 2018 to 2022
$2.3M
Functional Architecture of Oribitofrontal CortexR01MH097990 · NIMH · UNIVERSITY OF CALIFORNIA BERKELEY · PI WALLIS, JONI D · 2014 to 2018
$1.9M
The Unlearning of Stimulus-Outcome Associations through Intracortical MicrostimulationR21DA041791 · NIDA · UNIVERSITY OF CALIFORNIA BERKELEY · PI WALLIS, JONI D · 2016 to 2017
$392k
NIDA NIH HHS R21 DA041791NIMH NIH HHS R01 MH097990NIMH NIH HHS R01 MH117763
6 · The paper itself

Abstract

Neuronal oscillations in the frontal cortex have been hypothesized to play a role in the organization of high-level cognition. Within the orbitofrontal cortex (OFC), there is a prominent oscillation in the theta frequency (4-8 Hz) during reward-guided behavior, but it is unclear whether this oscillation has causal significance. One methodological challenge is that it is difficult to manipulate theta without affecting other neural signals, such as single-neuron firing rates. A potential solution is to use closed-loop control to record theta in real time and use this signal to control the application of electrical microstimulation to the OFC. Using this method, we show that theta oscillations in the OFC are critically important for reward-guided learning and that they are driven by theta oscillations in the hippocampus (HPC). The ability to disrupt OFC computations via spatially localized and temporally precise stimulation could lead to novel treatment strategies for neuropsychiatric disorders involving OFC dysfunction.

Indexed as

RewardTheta RhythmAnimalsHippocampusMacaca mulattaMaleNeuronsPrefrontal Cortexclosed-loop controlhippocampusmicrostimulationorbitofrontal cortexreinforcement learningtheta oscillation

Identifiers

PMID32160515
PMCPMC7480400

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.