Ketamine in neuropsychiatric disorders: an update

JN Johnston, B Kadriu, C Kraus, ID Henter… - …, 2024 - nature.com
The discovery of ketamine as a rapid-acting antidepressant led to a new era in the
development of neuropsychiatric therapeutics, one characterized by an antidepressant …

Beyond the serotonin deficit hypothesis: communicating a neuroplasticity framework of major depressive disorder

CE Page, CN Epperson, AM Novick, KA Duffy… - Molecular …, 2024 - nature.com
The serotonin deficit hypothesis explanation for major depressive disorder (MDD) has
persisted among clinicians and the general public alike despite insufficient supporting …

High-order brain interactions in ketamine during rest and task: a double-blinded cross-over design using portable EEG on male participants

R Herzog, FM Barbey, MN Islam… - Translational …, 2024 - nature.com
Ketamine is a dissociative anesthetic that induces a shift in global consciousness states and
related brain dynamics. Portable low-density EEG systems could be used to monitor these …

Brain-based correlates of antidepressant response to ketamine: a comprehensive systematic review of neuroimaging studies

GC Medeiros, M Matheson, I Demo, MJ Reid… - The Lancet …, 2023 - thelancet.com
Ketamine is an effective antidepressant, but there is substantial variability in patient
response and the precise mechanism of action is unclear. Neuroimaging can provide …

Thalamocortical functional connectivity and rapid antidepressant and antisuicidal effects of low-dose ketamine infusion among patients with treatment-resistant …

PC Tu, WC Chang, TP Su, WC Lin, CT Li, YM Bai… - Molecular …, 2025 - nature.com
Previous studies have shown an association between the thalamocortical dysconnectivity
and treatment-resistant depression (TRD). Whether a single subanesthetic dose of ketamine …

Changes in white matter microstructure following serial ketamine infusions in treatment resistant depression

B Taraku, RP Woods, M Boucher… - Human brain …, 2023 - Wiley Online Library
Ketamine produces fast‐acting antidepressant effects in treatment resistant depression
(TRD). Though prior studies report ketamine‐related changes in brain activity in TRD …

Depression with comorbid borderline personality disorder-could ketamine be a treatment catalyst?

M Więdłocha, P Marcinowicz, J Komarnicki… - Frontiers in …, 2024 - frontiersin.org
Borderline personality disorder (BPD) is diagnosed in 10-30% of patients with major
depressive disorder (MDD), and the frequency of MDD among individuals with BPD reaches …

Neurocognitive effects of subanesthetic serial ketamine infusions in treatment resistant depression

A Zavaliangos-Petropulu, SM McClintock… - Journal of affective …, 2023 - Elsevier
Introduction Ketamine treatment prompts a rapid antidepressant response in treatment-
resistant depression (TRD). We performed an exploratory investigation of how ketamine …

Ketamine treatment for anhedonia in unipolar and bipolar depression: A systematic review

A Kwaśny, J Kwaśna, A Wilkowska, J Szarmach… - European …, 2024 - Elsevier
Ketamine, an N-methyl-D-aspartate receptor antagonist, is a racemic mixture of esketamine
and arketamine used to treat unipolar and bipolar depression. Preliminary reports indicate …

Widespread reductions in cortical thickness following ketamine abuse

J Tang, Q Wu, C Qi, A **e, J Liu, Y Sun, T Yuan… - Journal of Psychiatry and …, 2024 - jpn.ca
Background: Esketamine is a version of ketamine that has been approved for treatment-
resistant depression, but our previous studies showed a link between non-medical use of …