Evidence map›Paper›PMID 33400260›Full record

Trial reportPsychophysiology2020

Progesterone modulates theta oscillations in the frontal-parietal network.

Justin Riddle, Sangtae Ahn, Trevor McPherson, Susan Girdler, Flavio Frohlich

Open access · greenAbstract readClinical Trial
In one paragraph

Trial report in Psychophysiology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
0.9field-weighted citation impact, top 28% of its field
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

9 citing papers in PubMed, 11 citations in OpenAlex.

  1. Trial
  2. Article
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  6. Review
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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 at 1 institution in 2 countries.

Justin RiddleDepartment of Psychiatry, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA.ORCID 0000-0003-2251-3643
Sangtae AhnDepartment of Psychiatry, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA.ORCID 0000-0001-9487-5649
Trevor McPhersonDepartment of Psychiatry, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA.ORCID 0000-0003-0837-3293
Susan GirdlerDepartment of Psychiatry, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA.ORCID 0000-0002-0190-0938
Flavio FrohlichDepartment of Psychiatry, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA.ORCID 0000-0002-3724-5621
University of North Carolina at Chapel Hill · US

Funding

Postdoctoral Training in Reproductive Mood DisordersT32MH093315 · NIMH · UNIV OF NORTH CAROLINA CHAPEL HILL · PI SUSAN Scott GIRDLER, David R. Rubinow · 2012 to 2026
$2.8M
Rational Optimization of tACS for Targeting Thalamo-Cortical OscillationsR01MH111889 · NIMH · UNIV OF NORTH CAROLINA CHAPEL HILL · PI FROHLICH, FLAVIO · 2016 to 2019
$2.4M
Targeting Cortical Dynamics: Rational Design of Individualized Brain StimulationR01MH101547 · NIMH · UNIV OF NORTH CAROLINA CHAPEL HILL · PI FROHLICH, FLAVIO · 2013 to 2017
$2.2M
NIMH NIH HHS R01 MH101547NIMH NIH HHS R01MH101547NIMH NIH HHS R01 MH111889NIMH NIH HHS R01MH111889NIMH NIH HHS T32 MH093315NIMH NIH HHS T32MH09331502
6 · The paper itself

Abstract

The neuroactive metabolites of the steroid hormones progesterone (P4) and testosterone (T) are GABAergic modulators that influence cognition, yet, the specific effect of P4 and T on brain network activity remains poorly understood. Here, we investigated if a fundamental oscillatory network activity pattern, often related to cognitive control, frontal midline theta (FMT) oscillations, are modulated by steroids hormones, P4 and T. We measured the concentration of P4 and T using salivary enzyme immunoassay and FMT oscillations using high-density electroencephalography (EEG) during eyes-open resting-state in 55 healthy women and men. Electrical brain activity was analyzed using Fourier analysis, aperiodic signal fitting, and beamformer source localization. Steroid hormone concentrations and biological sex were used as predictors for scalp and source-estimated amplitude of theta oscillations. Elevated concentrations of P4 predicted increased amplitude of FMT oscillations across both sexes, and no relationship was found with T. The positive correlation with P4 was specific to the frontal midline electrodes and survived correction for the background aperiodic signal of the brain. Using source localization, FMT oscillations were localized to the frontal-parietal network (FPN). Additionally, theta amplitude within the FPN, but not the default mode network, positively correlated with P4 concentration. Our results suggest that P4 concentration modulates brain activity via upregulation of theta oscillations in the FPN.

Indexed as

AdultDefault Mode NetworkFemaleFrontal LobeHumansMaleNerve NetParietal LobeProgesteroneSalivaSex FactorsTestosteroneTheta RhythmYoung AdultProgesteroneTestosteroneaperiodic signal correctionEEGfrontal midline thetafrontal‐parietal networkprogesteronesource localizationsteroid hormonestheta oscillations

Identifiers

PMID33400260
PMCPMC7785862
OpenAlexW3043451679

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

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.