Evidence map›Paper›PMID 42214649›Full record

ArticleProgress in neuro-psychopharmacology & biological psychiatry2026

Neurophysiological markers of GABAergic and glutamatergic function associated with childhood adversity in adolescent depression: An exploratory transcranial magnetic stimulation study.

Irem Azamet, Paul A Nakonezny, Cicek N Bakir, Lucero Sangster Carrasco, Karina Delaney, Paul E Croarkin

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Article in Progress in neuro-psychopharmacology & biological psychiatry, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

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4 · The record

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5 · Who and what money

Authors and funding

6 authors.

Irem AzametMayo Clinic School of Graduate Medical Education, Mayo Clinic College of Medicine and Science, Rochester, MN, USA.
Paul A NakoneznyDepartment of Biostatistics, Peter O'Donnell Jr. School of Public Health, University of Texas Southwestern Medical Center, USA.
Cicek N BakirMayo Clinic School of Graduate Medical Education, Mayo Clinic College of Medicine and Science, Rochester, MN, USA.
Lucero Sangster CarrascoMayo Clinic School of Graduate Medical Education, Mayo Clinic College of Medicine and Science, Rochester, MN, USA.
Karina DelaneyDepartment of Psychiatry and Psychology, Mayo Clinic, Rochester, MN, USA; Department of Molecular Pharmacology and Therapeutics, Mayo Clinic, 200 First Street Southwest, Rochester, MN 55905, USA.
Paul E CroarkinDepartment of Psychiatry and Psychology, Mayo Clinic, Rochester, MN, USA. Electronic address: Croarkin.paul@mayo.edu.

Funding

Glutamatergic and GABAergic Biomarkers in rTMS for Adolescent DepressionR01MH113700 · NIMH · MAYO CLINIC ROCHESTER · PI CROARKIN, PAUL E · 2017 to 2021
$2.5M
A Randomized Controlled Trial of Sequential Bilateral Accelerated Theta Burst Stimulation in Adolescents with Suicidal Ideation Associated with Major Depressive DisorderR01MH124655 · NIMH · MAYO CLINIC ROCHESTER · PI CROARKIN, PAUL E · 2020 to 2023
$2.4M
NIMH NIH HHS R01 MH113700NIMH NIH HHS R01 MH124655
6 · The paper itself

Abstract

We aimed to explore the relationships between childhood adversity, as assessed by the Childhood Trauma Questionnaire (CTQ) and transcranial magnetic stimulation (TMS) neurophysiological measures of GABAergic and glutamatergic neurotransmission. We hypothesized that elevated CTQ scores would have associations with dysregulated GABAergic and glutamatergic neurotransmission. Adolescents (N = 47) aged 12-18 years diagnosed with Major Depressive Disorder (MDD) were assessed with the CTQ and TMS neurophysiology measures (n = 40) including: Short-Interval Cortical Inhibition (SICI), Long-Interval Cortical Inhibition (LICI), the Cortical Silent Period (CSP), and Intracortical Facilitation (ICF). Spearman partial correlation coefficients, controlled for age, number of failed medical trials and depressive symptom severity were employed to examine potential associations among the CTQ and markers of GABAergic and glutamatergic neurotransmission. A significant positive correlation was observed between ICF-10 and physical abuse (ρ = 0.36276, p = 0.0297) suggesting an association with historical physical abuse and increased glutamatergic neurotransmission. Significant negative correlations also emerged between LICI-200 and emotional abuse (ρ = -0.36047, p = 0.0308), emotional neglect (ρ = -0.42310, p = 0.0101), physical neglect (ρ = -0.35610, p = 0.0330), and overall adversity scores (ρ = -0.515, p = 0.0013), suggesting that greater childhood adversity was associated with increased GABA-B mediated inhibitory neurotransmission. This study suggests that childhood adversity may be linked to distinct neurophysiological alterations in adolescents. These findings support the potential of TMS-derived measures as candidate biomarkers for adversity-related psychiatric disorders. Further studies should validate these findings in larger samples with a longitudinal design.

Indexed as

Adverse Childhood Experiencesgamma-Aminobutyric AcidGlutamic AcidMajor Depressive DisorderTranscranial Magnetic StimulationAdolescentBiomarkersChildEvoked Potentials, MotorFemaleHumansMaleNeural InhibitionBiomarkersgamma-Aminobutyric AcidGlutamic AcidAdverse childhood experiencesChildhood trauma questionnaireCortical facilitationCortical inhibitionMajor depressive disorderTranscranial magnetic stimulation

Identifiers

PMID42214649
PMCPMC13263917

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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.