Evidence map›Paper›PMID 29976924›Full record

ArticleTranslational psychiatry2018

Medium- and high-intensity rTMS reduces psychomotor agitation with distinct neurobiologic mechanisms.

Alesha Heath, Daniel R Lindberg, Kalina Makowiecki, Avalon Gray, Anders J Asp, Jennifer Rodger, Doo-Sup Choi, Paul E Croarkin

Open access · goldAbstract read
In one paragraph

Article in Translational psychiatry, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed, 2 pooled it
1.8field-weighted citation impact, top 15% 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

28 citing papers in PubMed, 2 syntheses or guidelines pooled it, 51 citations in OpenAlex.

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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

8 authors at 5 institutions in 3 countries.

Alesha HeathExperimental and Regenerative Neurosciences, Perth, WA, Australia.
Daniel R LindbergMayo Clinic Graduate School of Biomedical Sciences, Mayo Clinic College of Medicine and Science, Rochester, MN, USA.
Kalina MakowieckiExperimental and Regenerative Neurosciences, Perth, WA, Australia.
Avalon GrayExperimental and Regenerative Neurosciences, Perth, WA, Australia.
Anders J AspMayo Clinic Graduate School of Biomedical Sciences, Mayo Clinic College of Medicine and Science, Rochester, MN, USA.
Jennifer RodgerExperimental and Regenerative Neurosciences, Perth, WA, Australia.
Doo-Sup ChoiDepartment of Molecular Pharmacology and Experimental Therapeutics, Mayo Clinic, Rochester, MN, USA.
Paul E CroarkinDepartment of Psychiatry and Psychology, Mayo Clinic, Rochester, MN, USA. croarkin.paul@mayo.edu.
Mayo Clinic in Arizona · USEuropean Neuroscience Institute Göttingen · DEMayo Clinic · USPerron Institute for Neurological and Translational Science · AUWinnMed · US

Funding

Mayo Clinic Center for Translational Science ActivitiesUL1TR000135 · NCATS · MAYO CLINIC ROCHESTER · PI KHOSLA, SUNDEEP · 2012 to 2015
$41.2M
Alcohol and Adenosine-Mediated Glutamate Signaling in Neuro-Glial InteractionR01AA018779 · NIAAA · MAYO CLINIC ROCHESTER · PI CHOI, DOO-SUP · 2009 to 2019
$3.8M
Glutamatergic and GABAergic Biomarkers in rTMS for Adolescent DepressionR01MH113700 · NIMH · MAYO CLINIC ROCHESTER · PI CROARKIN, PAUL E · 2017 to 2021
$2.5M
Glutamate Probes in Adolescent DepressionK23MH100266 · NIMH · MAYO CLINIC ROCHESTER · PI CROARKIN, PAUL E · 2014 to 2017
$685k
NCATS NIH HHS UL1 TR000135NIAAA NIH HHS R01 AA018779NIMH NIH HHS K23 MH100266NIMH NIH HHS R01 MH113700
6 · The paper itself

Abstract

Definitive data are lacking on the mechanism of action and biomarkers of repetitive transcranial magnetic stimulation (rTMS) for the treatment of depression. Low-intensity rTMS (LI-rTMS) has demonstrated utility in preclinical models of rTMS treatments but the effects of LI-rTMS in murine models of depression are unknown. We examined the behavioral and neurobiologic changes in olfactory bulbectomy (OB) mice with medium-intensity rTMS (MI-rTMS) treatment and fluoxetine hydrochloride. We then compared 10-Hz rTMS sessions for 3 min at intensities (measured at the cortical surface) of 4 mT (LI-rTMS), 50 mT (medium-intensity rTMS [MI-rTMS]), or 1 T (high-intensity rTMS [HI-rTMS]) 5 days per week over 4 weeks in an OB model of agitated depression. Behavioral effects were assessed with forced swim test; neurobiologic effects were assessed with brain levels of 5-hydroxytryptamine, brain-derived neurotrophic factor (BDNF), and neurogenesis. Peripheral metabolomic changes induced by OB and rTMS were monitored through enzyme-linked immunosorbent assay and ultrapressure liquid chromatography-driven targeted metabolomics evaluated with ingenuity pathway analysis (IPA). MI-rTMS and HI-rTMS attenuated psychomotor agitation but only MI-rTMS increased BDNF and neurogenesis levels. HI-rTMS normalized the plasma concentration of α-amino-n-butyric acid and 3-methylhistidine. IPA revealed significant changes in glutamine processing and glutamate signaling in the OB model and following MI-rTMS and HI-rTMS treatment. The present findings suggest that MI-rTMS and HI-rTMS induce differential neurobiologic changes in a mouse model of agitated depression. Further, α-amino-n-butyric acid and 3-methylhistidine may have utility as biomarkers to objectively monitor the response to rTMS treatment of depression.

Indexed as

Transcranial Magnetic StimulationAnimalsBrainBrain-Derived Neurotrophic FactorDisease Models, AnimalMajor Depressive DisorderMaleMiceMice, Inbred C57BLNeurogenesisOlfactory BulbPsychomotor AgitationBrain-Derived Neurotrophic Factor

Identifiers

PMID29976924
PMCPMC6033856
OpenAlexW2810351120

What OpenQuestion holds

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LicenceCC BY
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.