Prefrontal cortex and depression

DA Pizzagalli, AC Roberts - Neuropsychopharmacology, 2022 - nature.com
The prefrontal cortex (PFC) has emerged as one of the regions most consistently impaired in
major depressive disorder (MDD). Although functional and structural PFC abnormalities …

Altered connectivity in depression: GABA and glutamate neurotransmitter deficits and reversal by novel treatments

RS Duman, G Sanacora, JH Krystal - Neuron, 2019 - cell.com
The mechanisms underlying the pathophysiology and treatment of depression and stress-
related disorders remain unclear, but studies in depressed patients and rodent models are …

Resting-state fMRI functional connectivity and mindfulness in clinical and non-clinical contexts: A review and synthesis

I Sezer, DA Pizzagalli, MD Sacchet - Neuroscience & Biobehavioral …, 2022 - Elsevier
This review synthesizes relations between mindfulness and resting-state fMRI functional
connectivity of brain networks. Mindfulness is characterized by present-moment awareness …

[HTML][HTML] Psilocybin for treatment-resistant depression: fMRI-measured brain mechanisms

RL Carhart-Harris, L Roseman, M Bolstridge… - Scientific reports, 2017 - nature.com
Psilocybin with psychological support is showing promise as a treatment model in psychiatry
but its therapeutic mechanisms are poorly understood. Here, cerebral blood flow (CBF) and …

Glutamate and gamma-aminobutyric acid systems in the pathophysiology of major depression and antidepressant response to ketamine

MS Lener, MJ Niciu, ED Ballard, M Park, LT Park… - Biological …, 2017 - Elsevier
In patients with major depressive disorder or bipolar disorder, abnormalities in excitatory
and/or inhibitory neurotransmission and neuronal plasticity may lead to aberrant functional …

Functional reorganization of the default mode network across chronic pain conditions

MN Baliki, AR Mansour, AT Baria, AV Apkarian - PloS one, 2014 - journals.plos.org
Chronic pain is associated with neuronal plasticity. Here we use resting-state functional
magnetic resonance imaging to investigate functional changes in patients suffering from …

Depression, neuroimaging and connectomics: a selective overview

Q Gong, Y He - Biological psychiatry, 2015 - Elsevier
Depression is a multifactorial disorder with clinically heterogeneous features involving
disturbances of mood and cognitive function. Noninvasive neuroimaging studies have …

Resting state brain network function in major depression–depression symptomatology, antidepressant treatment effects, future research

J Brakowski, S Spinelli, N Dörig, OG Bosch… - Journal of psychiatric …, 2017 - Elsevier
The alterations of functional connectivity brain networks in major depressive disorder (MDD)
have been subject of a large number of studies. Using different methodologies and focusing …

Ketamine has distinct electrophysiological and behavioral effects in depressed and healthy subjects

AC Nugent, ED Ballard, TD Gould, LT Park… - Molecular …, 2019 - nature.com
Ketamine's mechanism of action was assessed using gamma power from
magnetoencephalography (MEG) as a proxy measure for homeostatic balance in 35 …

Ketamine treatment and global brain connectivity in major depression

CG Abdallah, LA Averill, KA Collins, P Geha… - …, 2017 - nature.com
Capitalizing on recent advances in resting-state functional connectivity magnetic resonance
imaging (rs-fcMRI) and the distinctive paradigm of rapid mood normalization following …