Evidence map›Paper›PMID 40720209›Full record

ArticleJournal of neurophysiology2025

Oscillatory dynamics in isolated dystonia: five hundred hours of chronic invasive multisite motor network recordings.

Stephanie Cernera, Maria Shcherbakova, Lauren H Hammer, Maximilian Friedrich, Robert Peach, Chi Wang Ip, Ian Bledsoe, Simon Little, Philip A Starr

Abstract readCase Reports
In one paragraph

Article in Journal of neurophysiology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

  1. Review
  2. Article
  3. Article
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  5. 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

9 authors.

Stephanie CerneraDepartment of Neurological Surgery, University of California, San Francisco, California, United States.ORCID 0000-0002-6885-6791
Maria ShcherbakovaDepartment of Neurological Surgery, University of California, San Francisco, California, United States.ORCID 0009-0005-6099-4822
Lauren H HammerDepartment of Neurology, University of California, San Francisco, California, United States.ORCID 0000-0002-4045-490X
Maximilian FriedrichCenter for Brain Circuit Therapeutics, Brigham and Women's Hospital, Boston, Massachusetts, United States.ORCID 0000-0002-3695-1268
Robert PeachDepartment of Neurology, University Hospital Würzburg, Würzburg, Germany.
Chi Wang IpDepartment of Neurology, University Hospital Würzburg, Würzburg, Germany.ORCID 0000-0003-0484-385X
Ian BledsoeDepartment of Neurology, University of California, San Francisco, California, United States.ORCID 0000-0001-8885-8148
Simon LittleDepartment of Neurology, University of California, San Francisco, California, United States.
Philip A StarrDepartment of Neurological Surgery, University of California, San Francisco, California, United States.ORCID 0000-0003-2733-4003

Funding

NINDS Research Education Programs for Residents and Fellows in Neurology, Neurosurgery, Neuropathology, Neuroradiology and Emergency Medicine (R25)R25NS070680 · NINDS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI JOSEPHSON, SCOTT ANDREW · 2010 to 2023
$6.8M
Beyond theta: analyzing oscillations across the frequency spectrum in patients with dystonia implanted with sensing-enabled pulse generatorsF32NS129627 · NINDS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI CERNERA, STEPHANIE LYNN · 2023 to 2023
$69k
Deutsche Forschungsgemeinschaft (DFG) 424778381-TRR 295Dystonia Medical Research Foundation (DMRF)HHS | NIH | National Institute of Neurological Disorders and Stroke (NINDS) F32NS129627HHS | NIH | National Institute of Neurological Disorders and Stroke (NINDS) R25NS070680Interdisziplinäres Zentrum für Klinische Forschung, Universitätsklinikum Würzburg (IZKF Würzburg) CSP-Z-13Jung-Stiftung für Wissenschaft und Forschung (Jung Foundation for Science and Research)NeuroTech Innovation PrizeNINDS NIH HHS F32 NS129627NINDS NIH HHS R25 NS070680
6 · The paper itself

Abstract

Dystonia is a movement disorder characterized by involuntary muscle contractions, often treated with bilateral pallidal deep brain stimulation (DBS). However, optimizing DBS therapy remains challenging due to delayed clinical effects and a lack of objective biomarkers in dystonia. Using an investigational sensing-enabled DBS device attached to both cortical and pallidal leads, we recorded over 500 h of neural activity in a patient with cervical dystonia before and during chronic stimulation therapy while the individual went about their normal daily life. During off-stimulation settings, we observed increased low-frequency power (3-12 Hz) and a distinct narrowband gamma oscillation (∼60 Hz) in the sensorimotor cortex, both of which correlated with the severity of dystonic head tremor. DBS suppressed both pathological low-frequency activity and narrowband gamma oscillations while inducing stimulation-entrained gamma oscillations at half the stimulation frequency (65 Hz). Reductions in low-frequency power and increases in entrained gamma power were associated with improvements in dystonia severity, as measured by blinded clinical assessments of home video and video-derived kinematics, including head tremor amplitude and head angle deviations. The amplitude of gamma entrainment depended on stimulation parameters, including amplitude, frequency, and electrode contact. These findings suggest that gamma oscillations and their entrainment by stimulation may serve as an objective marker of DBS effectiveness in dystonia.

Indexed as

Deep Brain StimulationGamma RhythmSensorimotor CortexTorticollisAdultFemaleGlobus PallidusHumansMaleMiddle Ageddeep brain stimulationdystoniastimulation-entrained gamma oscillations

Identifiers

PMID40720209
PMCPMC12659858

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.