Journal articleNeurosci Biobehav Rev · August 2026
Evidence-based psychotherapies are first-line treatments for psychiatric disorders, yet response rates remain suboptimal. Noninvasive brain stimulation (NIBS) may augment psychotherapy by modulating treatment-engaged circuits. We conducted a systematic rev ...
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Journal articlemedRxiv · February 24, 2026
Evidence-based psychotherapies are first-line treatments for psychiatric disorders, yet response rates remain suboptimal. Noninvasive brain stimulation (NIBS) may augment psychotherapy by modulating treatment-engaged circuits. We conducted a systematic rev ...
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Journal articleAppl Psychophysiol Biofeedback · January 12, 2026
Real-time fMRI neurofeedback enables individuals to learn self-regulation of specific brain regions, such as the amygdala, which is often targeted for downregulation in trauma-related disorders. However, repeated exposure to emotional stimuli during length ...
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Journal articleBrain Stimul · 2026
The use of noninvasive transcranial brain stimulation methods, such as transcranial electrical stimulation (tES), transcranial magnetic stimulation (TMS), transcranial focused ultrasound stimulation (tFUS), and electroconvulsive therapy (ECT), has grown si ...
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Journal articleJ ECT · December 1, 2025
Attempts to dissociate electroconvulsive therapy (ECT) therapeutic efficacy from cognitive side effects of ECT include modifying electrode placement, but traditional electrode placements employing 2 large electrodes are inherently nonfocal, limiting the ab ...
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Journal articleBrain Sci · October 22, 2025
Background: Resting-state functional connectivity (RSFC) is widely used to identify abnormal brain function associated with depression. Resting-state functional magnetic resonance imaging (fMRI) scans have many potential confounds, and task-based FC might ...
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Journal articleBiol Psychiatry Glob Open Sci · May 2025
BACKGROUND: Electroconvulsive therapy (ECT) and magnetic seizure therapy (MST) are effective in the treatment of medication-resistant depression. Determining the stimulus frequency that results in the lowest seizure threshold could produce fewer adverse ef ...
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Journal articleBiol Psychiatry Cogn Neurosci Neuroimaging · February 2025
BACKGROUND: Magnetic seizure therapy (MST) is under investigation as a treatment for adults with major depression. Previous research has suggested that MST has antidepressant efficacy comparable to that of electroconvulsive therapy (ECT), but with greater ...
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Journal articleClin Neurophysiol · February 2025
This article updates the prior 2018 consensus statement by the National Network of Depression Centers (NNDC) on the use of transcranial magnetic stimulation (TMS) in the treatment of depression, incorporating recent research and clinical developments. Publ ...
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Journal articleFront Neurol · 2025
UNLABELLED: Military service members (SMs) and veterans who have sustained one or more concussions during their service have significantly higher rates of persistent depressive symptoms and suicidality compared to non-injured peers. Despite over 500,000 SM ...
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Journal articleNeuropsychopharmacology · November 2024
NIMH's mission is to transform the understanding and treatment of mental illnesses through basic and clinical research, paving the way for prevention, recovery, and cure. New imaging techniques hold great promise for improving our understanding of the path ...
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Journal articleCereb Cortex · July 25, 2024
In this study, repetitive transcranial magnetic stimulation was applied to either the right inferior frontal junction or the right inferior parietal cortex during a difficult aerial reconnaissance search task to test its capacity to improve search performa ...
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Journal articleJ ECT · June 1, 2024
OBJECTIVES: We aimed to characterize worldwide electroconvulsive therapy (ECT) practice and compare practice across nations and global regions. METHOD: Our anonymous survey was open on SurveyMonkey.com from January to June 2022. We sent invitations to prov ...
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Journal articleJ ECT · June 1, 2024
OBJECTIVES: This study aimed to describe current US electroconvulsive therapy (ECT) practice, identify practice changes over time, and inform discussion of practice. METHOD: Our anonymous survey was open on SurveyMonkey.com from January to June 2022. We se ...
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Journal articleCurrent Sleep Medicine Reports · June 1, 2024
Purpose of Review: Sleep deprivation is a global health issue, and the resultant cognitive deficits can be debilitating. A series of studies reported success with individually neuronavigated transcranial magnetic stimulation (TMS), coupled with online task ...
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Journal articleJAMA Psychiatry · March 1, 2024
IMPORTANCE: Electroconvulsive therapy (ECT) is highly effective and rapid in treating depression, but it carries a risk of significant cognitive adverse effects. Magnetic seizure therapy (MST), an investigational antidepressant treatment, may maintain the ...
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Journal articleBioengineering (Basel, Switzerland) · March 2024
Neurostimulation devices that use rotating permanent magnets are being explored for their potential therapeutic benefits in patients with psychiatric and neurological disorders. This study aims to characterize the electric field (E-field) for ten configura ...
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Journal articleNeuropsychopharmacology · January 2024
We have known for nearly a century that triggering seizures can treat serious mental illness, but what we do not know is why. Electroconvulsive Therapy (ECT) works faster and better than conventional pharmacological interventions; however, those benefits c ...
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Journal articleAutism Res · January 2024
Noninvasive brain stimulation (NIBS) techniques, including repetitive transcranial magnetic stimulation (rTMS) and transcranial direct current stimulation (tDCS), have recently emerged as alternative, nonpharmacological interventions for a variety of psych ...
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Journal articleFront Psychiatry · 2024
It has been suggested that aberrant excitation/inhibition (E/I) balance and dysfunctional structure and function of relevant brain networks may underlie the symptoms of autism spectrum disorder (ASD). However, the nomological network linking these construc ...
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Journal articlePLoS One · 2024
The Stroop task is a well-established tool to investigate the influence of competing visual categories on decision making. Neuroimaging as well as rTMS studies have demonstrated the involvement of parietal structures, particularly the intraparietal sulcus ...
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Journal articleFront Psychiatry · 2024
A variety of neuromodulation treatments are available today and more are on the way, but are tomorrow's psychiatrists prepared to incorporate these tools into their patients' care plans? This article addresses the need for training in clinical neuromodulat ...
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Journal articleJ ECT · December 1, 2023
Repetitive transcranial magnetic stimulation (rTMS) is Food and Drug Administration cleared for clinical use in treatment-resistant depression and a growing list of other disorders. The clinical uptake of rTMS has been facilitated by its relatively benign ...
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Journal articleJ Affect Disord · October 15, 2023
BACKGROUND: Growing evidence indicates that anhedonia is a multifaceted construct. This study examined the possibility of identifying subgroups of people with anhedonia using multiple reward-related measures to provide greater understanding the Research Do ...
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Journal articleInt J Clin Health Psychol · 2023
BACKGROUND: Despite the growing use of repetitive transcranial magnetic stimulation (rTMS) as a treatment for depression, there is a limited understanding of the mechanisms of action and how potential treatment-related brain changes help to characterize tr ...
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Journal articleBrain Stimul · 2023
OBJECTIVE: Despite advances in the treatment of psychiatric diseases, currently available therapies do not provide sufficient and durable relief for as many as 30-40% of patients. Neuromodulation, including deep brain stimulation (DBS), has emerged as a po ...
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Journal articleFac Rev · 2023
Electroconvulsive therapy (ECT), the oldest somatic therapy still in use in psychiatry today, remains one of the most effective therapeutic interventions for a wide variety of psychiatric disorders. In this article, we review some of the recent advances in ...
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Journal articleExpert Opin Drug Discov · 2023
INTRODUCTION: Psychiatric disorders are a leading cause of disability worldwide, calling for an urgent need for new treatments, early detection, early intervention, and precision medicine. Drug discovery and development in psychiatry continues to expand in ...
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Journal articleClin Neurophysiol · November 2022
OBJECTIVE: Although relatively costly and non-scalable, non-invasive neuromodulation interventions are treatment alternatives for neuropsychiatric disorders. The recent developments of highly-deployable transcranial electric stimulation (tES) systems, comb ...
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Journal articleNeuroimage · April 1, 2022
TMS has become a powerful tool to explore cortical function, and in parallel has proven promising in the development of therapies for various psychiatric and neurological disorders. Unfortunately, much of the inference of the direct effects of TMS has been ...
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Journal articleAm J Geriatr Psychiatry · January 2022
OBJECTIVE: There is limited information regarding neurocognitive outcomes of right unilateral ultrabrief pulse width electroconvulsive therapy (RUL-UB ECT) combined with pharmacotherapy in older adults with major depressive disorder. We report longitudinal ...
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Journal articleNeuropsychopharmacology · January 2022
More than any other brain region, the prefrontal cortex (PFC) gives rise to the singularity of human experience. It is therefore frequently implicated in the most distinctly human of all disorders, those of mental health. Noninvasive neuromodulation, inclu ...
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Journal articlePsychother Psychosom · 2022
INTRODUCTION: Emotional dysregulation constitutes a serious public health problem in need of novel transdiagnostic treatments. OBJECTIVE: To this aim, we developed and tested a one-time intervention that integrates behavioral skills training with concurren ...
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Journal articleFront Hum Neurosci · 2022
Transcranial magnetic stimulation (TMS) was used to test the functional role of parietal and prefrontal cortical regions activated during a playing card Guilty Knowledge Task (GKT). Single-pulse TMS was applied to 15 healthy volunteers at each of three tar ...
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Journal articleBrain Behav · November 2021
BACKGROUND: Online repetitive transcranialmagnetic stimulation (rTMS) has been shown to modulate working memory (WM) performance in a site-specific manner, with behavioral improvements due to stimulation of the dorsolateral prefrontal cortex (DLPFC), and i ...
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Journal articleClin Neurophysiol · March 2021
As the field of noninvasive brain stimulation (NIBS) expands, there is a growing need for comprehensive guidelines on training practitioners in the safe and effective administration of NIBS techniques in their various research and clinical applications. Th ...
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Journal articleClin Neurophysiol · January 2021
This article is based on a consensus conference, promoted and supported by the International Federation of Clinical Neurophysiology (IFCN), which took place in Siena (Italy) in October 2018. The meeting intended to update the ten-year-old safety guidelines ...
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Journal article · 2021
Introduction Emotional dysregulation constitutes a serious public health problem in need of novel transdiagnostic treatments. Objective To this aim, we developed and tested a one-time intervention that integrates behavioral skills trainin ...
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Journal articleFront Psychiatry · 2021
Adolescent depression is a potentially lethal condition and a leading cause of disability for this age group. There is an urgent need for novel efficacious treatments since half of adolescents with depression fail to respond to current therapies and up to ...
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Journal articleNat Protoc · November 2020
Transcranial magnetic stimulation (TMS) is a noninvasive method to stimulate the cerebral cortex that has applications in psychiatry, such as in the treatment of depression and anxiety. Although many TMS targeting methods that use figure-8 coils exist, man ...
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Journal articleNeuropsychology · September 2020
BACKGROUND: Major depressive disorder (MDD) is commonly associated with neurocognitive dysfunction. However, there remains substantial heterogeneity between patients and inconsistent findings regarding the magnitude and prevalence of specific neurocognitiv ...
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Journal articleNeuroimage · September 2020
Neuroimaging evidence suggests that the aging brain relies on a more distributed set of cortical regions than younger adults in order to maintain successful levels of performance during demanding cognitive tasks. However, it remains unclear how task demand ...
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Journal articleNeuropsychopharmacology · September 2020
Anhedonia remains a major clinical issue for which there is few effective interventions. Untreated or poorly controlled anhedonia has been linked to worse disease course and increased suicidal behavior across disorders. Taking a proof-of-mechanism approach ...
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Journal articleJ Affect Disord · September 1, 2020
BACKGROUND: Electroconvulsive therapy (ECT) is usually reserved for treatment of severe major depressive disorder (MDD), but may be equally effective in the treatment of moderate-severity MDD. This possibility, however, has only been studied to a very limi ...
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Journal articleJ Neurosci · August 26, 2020
The brain is an inherently dynamic system, and much work has focused on the ability to modify neural activity through both local perturbations and changes in the function of global network ensembles. Network controllability is a recent concept in network n ...
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Journal articleNat Med · May 2020
The National Institute of Mental Health (NIMH) 'fast-fail' approach seeks to improve too-often-misleading early-phase drug development methods by incorporating biomarker-based proof-of-mechanism (POM) testing in phase 2a. This first comprehensive applicati ...
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Journal articleBrain Sci · April 27, 2020
The process of manipulating information within working memory is central to many cognitive functions, but also declines rapidly in old age. Improving this process could markedly enhance the health-span in older adults. The current pre-registered, randomize ...
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Journal articleProg Neuropsychopharmacol Biol Psychiatry · April 20, 2020
We evaluated the efficacy and acceptability of transcranial direct current stimulation (tDCS) for treating acute depressive episodes using individual patient data that provide more precise estimates than aggregate data meta-analysis. A systematic review of ...
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Journal articleAm J Geriatr Psychiatry · March 2020
OBJECTIVE: There is limited information regarding the tolerability of electroconvulsive therapy (ECT) combined with pharmacotherapy in elderly adults with major depressive disorder (MDD). Addressing this gap, we report acute neurocognitive outcomes from Ph ...
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Journal articleNeuropsychopharmacology · March 2020
Much of the mechanistic research on anxiety focuses on subcortical structures such as the amygdala; however, less is known about the distributed cortical circuit that also contributes to anxiety expression. One way to learn about this circuit is to probe c ...
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Journal articleDepress Anxiety · March 2020
OBJECTIVE: Transcranial direct current stimulation (tDCS) has been found to have antidepressant effects and may have beneficial neurocognitive effects. However, prior research has produced an unclear understanding of the neurocognitive effects of repeated ...
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Journal articleTransl Psychiatry · February 17, 2020
Anxiety disorders are the most prevalent mental disorders, with few effective neuropharmacological treatments, making treatments development critical. While noninvasive neuromodulation can successfully treat depression, few treatment targets have been iden ...
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Journal articleAnnu Rev Pharmacol Toxicol · January 6, 2020
Device-based neuromodulation of brain circuits is emerging as a promising new approach in the study and treatment of psychiatric disorders. This work presents recent advances in the development of tools for identifying neurocircuits as therapeutic targets ...
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Journal articleFront Hum Neurosci · 2020
Previous research has suggested that the lateral occipital cortex (LOC) is involved with visual decision making, and specifically with the accumulation of information leading to a decision. In humans, this research has been primarily based on imaging and e ...
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Journal articleBrain Stimul · 2020
BACKGROUND: Transcranial direct current stimulation (tDCS) is a non-invasive brain stimulation technique that delivers constant, low electrical current resulting in changes to cortical excitability. Prior work suggests it may enhance motor learning giving ...
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Journal articleNeurosci Biobehav Rev · December 2019
Online repetitive transcranial magnetic stimulation (rTMS), applied while subjects are performing a task, is widely used to disrupt brain regions underlying cognition. However, online rTMS has also induced "paradoxical enhancement". Given the rapid prolife ...
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Journal articleJAMA Neurol · December 1, 2019
IMPORTANCE: Developing more and better diagnostic and therapeutic tools for central nervous system disorders is an ethical imperative. Human research with neural devices is important to this effort and a critical focus of the National Institutes of Health ...
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Journal articleJ Neural Eng · September 17, 2019
OBJECTIVE: Robotic positioning systems for transcranial magnetic stimulation (TMS) promise improved accuracy and stability of coil placement, but there is limited data on their performance. Investigate the usability, accuracy, and limitations of robotic co ...
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Journal articleBrain Connect · May 2019
The insular cortex supports the conscious awareness of physical and emotional sensations, and the ability to modulate the insula could have important clinical applications in psychiatry. Repetitive transcranial magnetic stimulation (rTMS) uses transient ma ...
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Journal articleProg Neuropsychopharmacol Biol Psychiatry · March 8, 2019
Pharmacotherapy, psychotherapy, and non-invasive brain stimulation (NIBS)1 each show efficacy in the treatment of psychiatric disorders; however, more efficacious interventions are needed as reflected by an overall unmet need in mental health care. While e ...
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Journal articlePLoS One · 2019
Working memory is the ability to perform mental operations on information that is stored in a flexible, limited capacity buffer. The ability to manipulate information in working memory is central to many aspects of human cognition, but also declines with h ...
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Journal article · 2019
Objective Robotic positioning systems for transcranial magnetic stimulation (TMS) promise improved accuracy and stability of coil placement, but there is limited data on their performance. This text investigates the usability, accuracy, and limit ...
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Journal article · 2019
Summary The brain is an inherently dynamic system, and much work has focused on the ability to modify neural activity through both local perturbations and changes in the function of global network ensembles. Network controllability is a recent co ...
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Journal articlePers Med Psychiatry · 2019
Magnetic seizure therapy (MST) is a noninvasive neuromodulation therapy under investigation for the treatment of severe neuropsychiatric disorders. MST involves inducing a therapeutic seizure under anesthesia in a setting similar to electroconvulsive thera ...
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Journal articleSci Rep · December 13, 2018
Working memory (WM) is assumed to consist of a process that sustains memory representations in an active state (maintenance) and a process that operates on these activated representations (manipulation). We examined evidence for two distinct, concurrent co ...
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Journal articleJ ECT · December 2018
OBJECTIVES: Despite the growing use of repetitive transcranial magnetic stimulation (rTMS) as a treatment for unipolar depression, its typical effect sizes have been modest, and methodological and conceptual challenges remain regarding how to optimize its ...
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Journal articleJ Neurosci · July 18, 2018
The BRAIN Initiative arose from a grand challenge to "accelerate the development and application of new technologies that will enable researchers to produce dynamic pictures of the brain that show how individual brain cells and complex neural circuits inte ...
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Journal articleJ ECT · June 2018
OBJECTIVE: Evidence suggests that magnetic seizure therapy (MST) results in fewer side effects than electroconvulsive treatment, both in humans treated with electroconvulsive therapy (ECT) as well as in the animal preclinical model that uses electroconvuls ...
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Journal article · March 10, 2018
Abstract Brain stimulation technologies have seen increasing application in basic science investigations, specifically towards the goal of improving memory functioning. However, proposals concerning the neural mechanisms underlying cognitive enhancement of ...
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Journal articleJ Psychiatr Res · February 2018
We examined whether electroconvulsive therapy (ECT) plus medications ("STABLE + PHARM" group) had superior HRQOL compared with medications alone ("PHARM" group) as continuation strategy after successful acute right unilateral ECT for major depressive disor ...
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Journal articleJ Clin Psychiatry · 2018
OBJECTIVE: To provide expert recommendations for the safe and effective application of repetitive transcranial magnetic stimulation (rTMS) in the treatment of major depressive disorder (MDD). PARTICIPANTS: Participants included a group of 17 expert clinici ...
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Journal articleBrain Stimul · 2018
BACKGROUND: Evidence suggests that transcranial Direct Current Stimulation (tDCS) has antidepressant effects in unipolar depression, but there is limited information for patients with bipolar depression. Additionally, prior research suggests that brain der ...
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Journal articleBrain Stimul · 2018
BACKGROUND: Neuropsychiatric disorders are a leading source of disability and require novel treatments that target mechanisms of disease. As such disorders are thought to result from aberrant neuronal circuit activity, neuromodulation approaches are of inc ...
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Journal articleCogn Neurosci · 2018
Brain stimulation technologies have seen increasing application in basic science investigations, specifically toward the goal of improving memory function. However, proposals concerning the neural mechanisms underlying cognitive enhancement often rely on s ...
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Journal articleBrain Stimul · 2018
BACKGROUND: Transcranial direct current stimulation (tDCS) has promising antidepressant effects, however, clinical trials have shown variable efficacy. Pre-treatment neurocognitive functioning has previously been identified as an inter-individual predictor ...
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Journal article · 2018
A core element of human working memory (WM) is the ability to perform mental operations on information that is stored in a flexible, limited capacity buffer. Given the profound importance of such WM manipulation (WM-M) abilities, there is a concerted effor ...
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Journal article · 2018
Previous research modeling EEG, fMRI and behavioral data has identified three spatially distributed brain networks that activate in temporal sequence, and are thought to enable perceptual decision-making during face-versus-car categorization. These studies ...
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Journal articleHum Brain Mapp · December 2017
A growing literature has focused on the brain's ability to augment processing in local regions by recruiting distant communities of neurons in response to neural decline or insult. In particular, both younger and older adult populations recruit bilateral p ...
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Journal articleLancet Psychiatry · November 2017
BACKGROUND: Deep brain stimulation (DBS) of the subcallosal cingulate white matter has shown promise as an intervention for patients with chronic, unremitting depression. To test the safety and efficacy of DBS for treatment-resistant depression, a prospect ...
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Journal articleAnnu Int Conf IEEE Eng Med Biol Soc · July 2017
Low-field synchronized trancranial magnetic stimulation (sTMS) was hypothesized to have significant therapeutic effects in patients with major depressive disorder by entrainment of neural oscillations. The sTMS device is comprised of neodymium magnets moun ...
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Journal articleNeuropsychopharmacology · May 2017
Lowering and individualizing the current amplitude in electroconvulsive therapy (ECT) has been proposed as a means to produce stimulation closer to the neural activation threshold and more focal seizure induction, which could potentially reduce cognitive s ...
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Journal articleNeuroimage · May 1, 2017
The standard clinical technique for using repetitive transcranial magnetic stimulation (rTMS) for major depressive disorder (MDD) is associated with limited efficacy to date. Such limited efficacy may be due to reliance on scalp-based targeting rather than ...
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Journal articleInt Rev Psychiatry · April 2017
Electroconvulsive therapy remains a key treatment option for severe cases of depression, but undesirable side-effects continue to limit its use. Innovations in the design of novel seizure therapies seek to improve its risk benefit ratio through enhanced co ...
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Journal articleJ Neurosci · March 8, 2017
Decades of research identify the hippocampal formation as central to memory storage and recall. Events are stored via distributed population codes, the parameters of which (e.g., sparsity and overlap) determine both storage capacity and fidelity. However, ...
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Journal articleNeuroimage · March 1, 2017
The standard clinical technique for using repetitive transcranial magnetic stimulation (rTMS) for major depressive disorder (MDD) is associated with limited efficacy to date. Such limited efficacy may be due to reliance on scalp-based targeting rather than ...
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Journal articleJ Affect Disord · February 2017
INTRODUCTION: Patients with Major Depressive Disorder (MDD) referred for electroconvulsive therapy (ECT) have poorer Health Related Quality of Life (HRQOL), compared with other patients with MDD, but ECT is associated with significant and durable improveme ...
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Journal articleJ Affect Disord · January 15, 2017
BACKGROUND: Repetitive transcranial magnetic stimulation (rTMS) was approved in 2008 in the United States, and there are relatively few studies describing its use in regular clinical practice since approval. METHODS: From April 2011 to October 2014, ten si ...
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Journal articleDev Med Child Neurol · January 2017
AIM: To determine whether diffusion tensor imaging (DTI) can be an independent assessment for identifying the corticospinal tract (CST) projecting from the more-affected motor cortex in children with unilateral spastic cerebral palsy (CP). METHOD: Twenty c ...
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Journal articleBrain Stimul · 2017
BACKGROUND: Scalp sensation and pain comprise the most common side effect of transcranial magnetic stimulation (TMS), which can reduce tolerability and complicate experimental blinding. OBJECTIVE: We explored whether changing the width of single TMS pulses ...
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Journal articleAm J Psychiatry · November 1, 2016
OBJECTIVE: The randomized phase (phase 2) of the Prolonging Remission in Depressed Elderly (PRIDE) study evaluated the efficacy and tolerability of continuation ECT plus medication compared with medication alone in depressed geriatric patients after a succ ...
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Journal articleAm J Psychiatry · November 1, 2016
OBJECTIVE: The Prolonging Remission in Depressed Elderly (PRIDE) study evaluated the efficacy of right unilateral ultrabrief pulse electroconvulsive therapy (ECT) combined with venlafaxine for the treatment of geriatric depression. METHOD: PRIDE was a two- ...
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Journal articleContemp Clin Trials · November 2016
Transcranial Direct Current Stimulation (tDCS) is a new, non-invasive neuromodulation approach for treating depression that has shown promising efficacy. The aim of this trial was to conduct the first international, multicentre randomised controlled trial ...
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Journal articleNeurorehabil Neural Repair · October 2016
Background Intensive bimanual therapy can improve hand function in children with unilateral spastic cerebral palsy (USCP). We compared the effects of structured bimanual skill training versus unstructured bimanual practice on motor outcomes and motor map p ...
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Journal articleEur Psychiatry · August 2016
BACKGROUND: This study examines the strength and spatial distribution of the electric field induced in the brain by electroconvulsive therapy (ECT) and magnetic seizure therapy (MST). METHODS: The electric field induced by standard (bilateral, right unilat ...
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Journal articleFocus (Am Psychiatr Publ) · April 2016
(Reprinted with permission from Depression and Anxiety 2012; 29:833-890). ...
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Journal articleBrain Stimul · 2016
BACKGROUND: Standard repetitive transcranial magnetic stimulation (rTMS) devices generate bidirectional biphasic sinusoidal pulses that are energy efficient, but may be less effective than monophasic pulses that induce a more unidirectional electric field. ...
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Journal articleCurrent Behavioral Neuroscience Reports · September 1, 2015
Noninvasive neuromodulation refers to a family of device-based interventions that apply electrical or magnetic fields, either at convulsive or subconvulsive levels, to the brain through the intact skull to modulate neural function. This is a rapidly evolvi ...
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Journal articleIEEE Trans Biomed Eng · September 2015
OBJECTIVE: To develop a pipeline for realistic head models of nonhuman primates (NHPs) for simulations of noninvasive brain stimulation, and use these models together with empirical threshold measurements to demonstrate that the models capture individual a ...
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Journal articleNeuropsychopharmacology · August 2015
Electroconvulsive therapy (ECT) at conventional current amplitudes (800-900 mA) is highly effective but carries the risk of cognitive side effects. Lowering and individualizing the current amplitude may reduce side effects by virtue of a less intense and m ...
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Journal articleCurr Opin Neurobiol · February 2015
Brain stimulation, in the form of electroconvulsive therapy (ECT), has long been a gold standard treatment for depression, but today, the field of neuromodulation is rapidly changing with the advent of newer and more precise tools to alter neuroplasticity ...
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Journal articleWorld Psychiatry · February 2015
Major depressive disorder (MDD) is a prevalent and disabling condition, and many patients do not respond to available treatments. Deep transcranial magnetic stimulation (dTMS) is a new technology allowing non-surgical stimulation of relatively deep brain a ...
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Journal articleIEEE Trans Neural Syst Rehabil Eng · January 2015
Electroconvulsive therapy (ECT) and magnetic seizure therapy (MST) are conventionally applied with a fixed stimulus current amplitude, which may result in differences in the neural stimulation strength and focality across patients due to interindividual an ...
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Journal articleBrain Stimul · 2015
BACKGROUND: A small proportion of individuals with Tourette syndrome (TS) have a lifelong course of illness that fails to respond to conventional treatments. Open label studies have suggested that low frequency (1-Hz) repetitive transcranial magnetic stimu ...
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Journal articleBrain Stimul · 2015
BACKGROUND: Transcranial Magnetic Stimulation (TMS) customarily uses high-field electromagnets to achieve therapeutic efficacy in Major Depressive Disorder (MDD). Low-field magnetic stimulation also may be useful for treatment of MDD, with fewer treatment- ...
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Journal articleJ ECT · June 2014
For many patients with neuropsychiatric illnesses, standard psychiatric treatments with mono or combination pharmacotherapy, psychotherapy, and transcranial magnetic stimulation are ineffective. For these patients with treatment-resistant neuropsychiatric ...
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Journal articleClin Neurophysiol · June 2014
OBJECTIVES: To explore the field characteristics and design tradeoffs of coils for deep transcranial magnetic stimulation (dTMS). METHODS: We simulated parametrically two dTMS coil designs on a spherical head model using the finite element method, and comp ...
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Journal articleNeuroimage · January 15, 2014
Here we review the usefulness of transcranial magnetic stimulation (TMS) in modulating cortical networks in ways that might produce performance enhancements in healthy human subjects. To date over sixty studies have reported significant improvements in spe ...
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Journal articleBrain Stimul · 2014
BACKGROUND: Transcranial magnetic stimulation (TMS) is a safe and effective treatment for major depression. We describe quality of life (QOL) outcomes from acute treatment with TMS, and describe the durability of benefit across 24-weeks. METHODS: Three hun ...
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Journal articleNeuroimage Clin · 2014
A relationship between working memory impairment, disordered neuronal oscillations, and abnormal prefrontal GABA function has been hypothesized in schizophrenia; however, in vivo GABA measurements and gamma band neural synchrony have not yet been compared ...
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Journal articleBrain Stimul · 2014
OBJECTIVE: Motor evoked potentials (MEPs) play a pivotal role in transcranial magnetic stimulation (TMS), e.g., for determining the motor threshold and probing cortical excitability. Sampled across the range of stimulation strengths, MEPs outline an input- ...
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Journal articleAnnu Int Conf IEEE Eng Med Biol Soc · 2014
This study examines the characteristics of the electric field (E-field) induced in the brain by electroconvulsive therapy (ECT) and magnetic seizure therapy (MST). The electric field induced by five ECT electrode configurations (bilateral, bifrontal, right ...
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Journal articleClin Neurophysiol · January 2014
OBJECTIVE: While the standard has been to define motor threshold (MT) using EMG to measure motor cortex response to transcranial magnetic stimulation (TMS), another method of determining MT using visual observation of muscle twitch (OM-MT) has emerged in c ...
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Journal articlePsychiatry Res · December 30, 2013
Low-frequency repetitive transcranial magnetic stimulation (rTMS) to supplementary motor area (SMA) showed clinical benefit in obsessive-compulsive disorder (OCD). Here we tested whether clinical improvement was associated with enhanced cortical inhibition ...
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Journal articleJ ECT · December 2013
OBJECTIVES: Understanding the relationship between the stimulus parameters of electroconvulsive therapy (ECT) and the electric field characteristics could guide studies on improving risk/benefit ratio. We aimed to determine the effect of current amplitude ...
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Journal articleConference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference · December 1, 2013
We have proposed that the current amplitude in electroconvulsive therapy (ECT) be lowered to produce stimulation closer to the neural activation threshold and individualized to account for anatomical variability across patients. A novel approach to individ ...
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Journal articleNeuropsychologia · December 2013
Greater knowledge of cortical brain regions in reward processing may set the stage for using transcranial magnetic stimulation (TMS) as a treatment in patients with avolition, apathy or other drive-related symptoms. This study examined the effects of singl ...
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Journal articleJ ECT · November 7, 2013
Understanding the relationship between the stimulus parameters of electroconvulsive therapy (ECT) and the electric field characteristics could guide studies on improving risk/benefit ratio. We aimed to determine the effect of current amplitude and electrod ...
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Journal articleBrain Stimul · November 2013
BACKGROUND: Daily left prefrontal repetitive transcranial magnetic stimulation (rTMS) over several weeks is an FDA approved treatment for major depression. Although rTMS is generally safe when administered using the FDA guidelines, there are a number of si ...
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Journal articleBrain Stimul · July 2013
BACKGROUND: Major depressive disorder is a prevalent, disabling, and often chronic or recurrent psychiatric condition. About 35% of patients fail to respond to conventional treatment approaches and are considered to have treatment-resistant depression (TRD ...
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Journal articleClin Neurophysiol · July 2013
OBJECTIVE: To demonstrate the use of a novel controllable pulse parameter TMS (cTMS) device to characterize human corticospinal tract physiology. METHODS: Motor threshold and input-output (IO) curve of right first dorsal interosseus were determined in 26 a ...
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Journal articleSleep · June 1, 2013
STUDY OBJECTIVES: We attempted to prevent the development of working memory (WM) impairments caused by sleep deprivation using fMRI-guided repetitive transcranial magnetic stimulation (rTMS). Novel aspects of our fMRI-guided rTMS paradigm included the use ...
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Journal articleBrain Stimul · May 2013
BACKGROUND: Electroconvulsive therapy (ECT) remains the most effective acute treatment for severe major depression, but with significant risk of adverse cognitive effects. Unidirectional electrical stimulation with a novel electrode placement and geometry ...
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Journal articleExp Brain Res · May 2013
Little is known about the neural correlates underlying the integration of working memory and emotion processing. We investigated the effects of low-frequency repetitive transcranial magnetic stimulation (rTMS) applied over the left or right dorsolateral pr ...
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Journal articleBrain Stimul · March 2013
BACKGROUND: Motor cortex localization and motor threshold determination often guide Transcranial Magnetic Stimulation (TMS) placement and intensity settings for non-motor brain stimulation. However, anatomic variability results in variability of placement ...
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Journal articleDialogues Clin Neurosci · March 2013
Transcranial magnetic stimulation (TMS) can be used to probe cortical function and treat neuropsychiatric illnesses. TMS has demonstrated neuroplastic effects akin to long-term potentiation and long-term depression, and therapeutic applications are in deve ...
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Journal articleInt J Neuropsychopharmacol · February 2013
Self-ordered spatial working memory measures provide important information regarding underlying cognitive strategies, such as stereotypy. This strategy is based on repetitive sequential selection of a spatial pattern once a correct sequence has been identi ...
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Journal articleJ Affect Disord · January 10, 2013
BACKGROUND: In an open-label trial low-frequency repetitive transcranial magnetic stimulation (rTMS) to the right dorsolateral prefrontal cortex (DLPFC) significantly improved symptoms of panic disorder and major depression. Here we present data of a rando ...
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Journal articleBrain Stimul · January 2013
BACKGROUND: Various transcranial magnetic stimulation (TMS) coil designs are available or have been proposed. However, key coil characteristics such as electric field focality and attenuation in depth have not been adequately compared. Knowledge of the coi ...
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Journal articleJ Clin Psychiatry · January 2013
Electroconvulsive therapy (ECT) is a safe and highly effective treatment for management of acute episodes of a variety of serious mental disorders, particularly for major depressive episodes that are resistant to multiple interventions with treatment alter ...
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Journal articleAnnu Int Conf IEEE Eng Med Biol Soc · 2013
This study examines the characteristics of the electric field induced in the brain by electroconvulsive therapy (ECT) with individualized current amplitude. The electric field induced by bilateral (BL), bifrontal (BF), right unilateral (RUL), and frontomed ...
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Journal articleAnnu Int Conf IEEE Eng Med Biol Soc · 2013
We have proposed that the current amplitude in electroconvulsive therapy (ECT) be lowered to produce stimulation closer to the neural activation threshold and individualized to account for anatomical variability across patients. A novel approach to individ ...
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Journal articleConference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference · December 1, 2012
This study investigates the stimulation strength and focality of electroconvulsive therapy (ECT) with individualized current amplitude in a nonhuman primate (NHP) model. We generated an anatomically realistic finite element model of a NHP head incorporatin ...
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Journal articleExp Brain Res · November 2012
Much research has been done on positive self-evaluation and its relationship to mental health. However, little is known about its neural underpinnings. Imaging studies have suggested that the brain's default network is involved with self-related processing ...
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Journal articleDepress Anxiety · October 2012
BACKGROUND: A few studies have examined the durability of transcranial magnetic stimulation (TMS) antidepressant benefit once patients remitted. This study examined the long-term durability of clinical benefit from TMS using a protocol-specified TMS taper ...
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Journal articleBrain Stimul · October 2012
BACKGROUND: The growing use of transcranial electric and magnetic (EM) brain stimulation in basic research and in clinical applications necessitates a clear understanding of what constitutes the dose of EM stimulation and how it should be reported. METHODS ...
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Journal articleJ ECT · September 2012
BACKGROUND: Few studies have compared response to electroconvulsive therapy (ECT) in depressed patients with unipolar and bipolar disorder. METHODS: We reviewed the charts of inpatients with unipolar or bipolar depression who received open treatment with r ...
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Journal articleAnn N Y Acad Sci · August 2012
Research on deep brain stimulation (DBS) for treatment-resistant depression appears promising, but concerns have been raised about the decisional capacity of severely depressed patients and their potential misconceptions about the research. We assessed 31 ...
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Journal articleArch Gen Psychiatry · May 2012
CONTEXT: Postmortem studies have found evidence of γ-aminobutyric acid (GABA) deficits in fast-spiking, parvalbumin-positive interneurons in the prefrontal cortex in schizophrenia. Magnetic resonance spectroscopy studies in unmedicated patients have report ...
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Journal articleBrain Cogn · April 2012
Effects of dual-responding on tracking performance after 49-h of sleep deprivation (SD) were evaluated behaviorally and with functional magnetic resonance imaging (fMRI). Continuous visuomotor tracking was performed simultaneously with an intermittent colo ...
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Journal articleJ Neurophysiol · March 2012
The relationship between accuracy and confidence in psychophysical tasks traditionally has been assumed to be mainly positive, i.e., the two typically increase or decrease together. However, recent studies have reported examples of exceptions, where confid ...
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Journal articleNeuroimage · February 1, 2012
We present the first computational study investigating the electric field (E-field) strength generated by various electroconvulsive therapy (ECT) electrode configurations in specific brain regions of interest (ROIs) that have putative roles in the therapeu ...
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Journal articleAnnu Int Conf IEEE Eng Med Biol Soc · 2012
This study investigates the stimulation strength and focality of electroconvulsive therapy (ECT) with individualized current amplitude in a nonhuman primate (NHP) model. We generated an anatomically realistic finite element model of a NHP head incorporatin ...
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Journal articleNeuropsychopharmacology · January 2012
Somatic treatments for mood disorders represent a class of interventions available either as a stand-alone option, or in combination with psychopharmacology and/or psychotherapy. Here, we review the currently available techniques, including those already i ...
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Journal articleConference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference · 2012Cite
Journal articleJ ECT · December 2011
OBJECTIVE: Although electroconvulsive therapy (ECT) is a highly effective treatment for people with severe depression, many patients report that treatment-induced memory problems are the most disturbing and serious adverse effects, affecting quality of lif ...
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Journal articleDepress Anxiety · November 2011
OBJECTIVE: To assess the efficacy of increasing the number of fast left repetitive transcranial magnetic stimulations (rTMS) (10 Hz @ 120% of motor threshold (MT) over the left dorsolateral prefrontal cortex (DLPFC)) needed to achieve remission in treatmen ...
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Journal articleAJOB Prim Res · October 2011
BACKGROUND: Deep brain stimulation (DBS) for treatment-resistant depression (TRD) is the focus of great interest and numerous studies. Given the state of this research, the risks of DBS, the uncertainty of direct benefits, and the potential for therapeutic ...
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Journal articleBiol Psychiatry · July 1, 2011
Transcranial magnetic stimulation (TMS) is a neuropsychiatric tool that can serve as a useful method to better understand the neurobiology of cognitive function, behavior, and emotional processing. The purpose of this article is to examine the utility of T ...
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Journal articleJ Neural Eng · June 2011
The characteristics of transcranial magnetic stimulation (TMS) pulses influence the physiological effect of TMS. However, available TMS devices allow very limited adjustment of the pulse parameters. We describe a novel TMS device that uses a circuit topolo ...
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Journal articlePsychiatry Res · March 30, 2011
This is the first clinical trial of repetitive Transcranial Magnetic Stimulation (rTMS) in depersonalization disorder (DPD). After 3weeks of right temporo-parietal junction (TPJ) rTMS, 6/12 patients responded. Five responders received 3 more weeks of right ...
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Journal articleJ ECT · March 2011
OBJECTIVES: The negative symptoms of schizophrenia are difficult to treat and are predictors of poor outcome. New somatic treatments are needed to reverse these symptoms and improve function. One promising approach is repetitive transcranial magnetic stimu ...
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Journal articleJ Neural Eng · February 2011
We present the first computational study comparing the electric field induced by various electroconvulsive therapy (ECT) and magnetic seizure therapy (MST) paradigms. Four ECT electrode configurations (bilateral, bifrontal, right unilateral, and focal elec ...
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Journal articleFrontiers in Human Neuroscience · January 1, 2011
We examine the effects of the artistic representation - here exemplified by Michelangelo's Expulsion from Paradise - of an action on the motor system. Using single and paired- pulse transcranial magnetic stimulation we analyze corticomotor excitability dur ...
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Journal articleFront Hum Neurosci · 2011
We examine the effects of the artistic representation - here exemplified by Michelangelo's Expulsion from Paradise - of an action on the motor system. Using single and paired- pulse transcranial magnetic stimulation we analyze corticomotor excitability dur ...
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Journal articleAnnu Int Conf IEEE Eng Med Biol Soc · 2011
The goal of this study is to investigate the influence of white matter conductivity anisotropy on the electric field strength induced by electroconvulsive therapy (ECT). We created an anatomically-realistic finite element human head model incorporating tis ...
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Journal articleConference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference · December 1, 2010
We describe a novel transcranial magnetic stimulation (TMS) device that uses a circuit topology incorporating two energy-storage capacitors and two insulated-gate bipolar transistors (IGBTs) to generate near-rectangular electric field E-field) pulses with ...
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Journal articleConference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference · December 1, 2010
The safety of electroconvulsive therapy (ECT) in patients who have deep brain stimulation (DBS) implants represents a significant clinical issue. A major safety concern is the presence of burr holes and electrode anchoring devices in the skull, which may a ...
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Journal articleConference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference · December 1, 2010
The goal of this study is to investigate the regional distribution of the electric field (E-field) strength induced by electroconvulsive therapy (ECT), and to contrast clinically relevant electrode configurations through finite element (FE) analysis. An FE ...
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Journal articleConference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference · December 1, 2010
The safety of transcranial magnetic stimulation (TMS) in patients with an implanted deep brain stimulation (DBS) systems has not been thoroughly investigated. One potential safety hazard is the induction of significant voltages in the subcutaneous leads in ...
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Journal articleExp Brain Res · November 2010
In examining neural processing specific to the self, primarily by contrasting self-related stimuli with non-self-related stimuli (i.e., self vs. other), neuroimaging studies have activated a consistent set of regions, including medial prefrontal cortex (MP ...
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Journal articleBrain Stimul · October 2010
BACKGROUND: Although transcranial magnetic stimulation (TMS) can be an effective acute antidepressant treatment, few studies systematically examine persistence of benefit. OBJECTIVE: We assessed the durability of antidepressant effect after acute response ...
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Journal articleJ ECT · September 2010
In this article, we review the parameters that define the electroconvulsive therapy (ECT) electrical stimulus and discuss their biophysical roles. We also present the summary metrics of charge and energy that are conventionally used to describe the dose of ...
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Journal articleArch Gen Psychiatry · May 2010
CONTEXT: Daily left prefrontal repetitive transcranial magnetic stimulation (rTMS) has been studied as a potential treatment for depression, but previous work had mixed outcomes and did not adequately mask sham conditions. OBJECTIVE: To test whether daily ...
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Journal articleNat Neurosci · May 2010
Disruption of function of left, but not right, lateral prefrontal cortex (LPFC) with low-frequency repetitive transcranial magnetic stimulation (rTMS) increased choices of immediate rewards over larger delayed rewards. rTMS did not change choices involving ...
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Journal articleInt J Neuropsychopharmacol · March 2010
In open trials, 1-Hz repetitive transcranial magnetic stimulation (rTMS) to the supplementary motor area (SMA) improved symptoms and normalized cortical hyper-excitability of patients with obsessive-compulsive disorder (OCD). Here we present the results of ...
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Journal articleAnnu Int Conf IEEE Eng Med Biol Soc · 2010
The safety of transcranial magnetic stimulation (TMS) in patients with an implanted deep brain stimulation (DBS) systems has not been thoroughly investigated. One potential safety hazard is the induction of significant voltages in the subcutaneous leads in ...
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Journal articleAnnu Int Conf IEEE Eng Med Biol Soc · 2010
We describe a novel transcranial magnetic stimulation (TMS) device that uses a circuit topology incorporating two energy-storage capacitors and two insulated-gate bipolar transistors (IGBTs) to generate near-rectangular electric field E-field) pulses with ...
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Journal articleAnnu Int Conf IEEE Eng Med Biol Soc · 2010
The safety of electroconvulsive therapy (ECT) in patients who have deep brain stimulation (DBS) implants represents a significant clinical issue. A major safety concern is the presence of burr holes and electrode anchoring devices in the skull, which may a ...
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Journal articleAnnu Int Conf IEEE Eng Med Biol Soc · 2010
The goal of this study is to investigate the regional distribution of the electric field (E-field) strength induced by electroconvulsive therapy (ECT), and to contrast clinically relevant electrode configurations through finite element (FE) analysis. An FE ...
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Journal articleConference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference · 2010Cite
Journal articleNeuroscience · December 29, 2009
Anatomical evidence of brain damage from electroconvulsive therapy (ECT) is lacking; but there are no modern stereological studies in primates documenting its safety. Magnetic seizure therapy (MST) is under development as a less invasive form of convulsive ...
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Journal articleClin Neurophysiol · December 2009
This article is based on a consensus conference, which took place in Certosa di Pontignano, Siena (Italy) on March 7-9, 2008, intended to update the previous safety guidelines for the application of transcranial magnetic stimulation (TMS) in research and c ...
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Journal articleConference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference · December 1, 2009
We present a quantitative comparison of two metrics-neural stimulation strength and focality-in electrocon-vulsive therapy (ECT) and magnetic seizure therapy (MST) using finite-element method (FEM) simulation in a spherical head model. Five stimulation mod ...
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Journal articleJ Am Psychiatr Nurses Assoc · October 2009
OBJECTIVE: This phenomenological research study reports preliminary findings about experiences of persons undergoing repeated transcranial magnetic stimulation (rTMS) for depression treatment. METHODS: Giorgi's phenomenology was the method used to describe ...
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Journal articleJ ECT · September 2009
Magnetic seizure therapy (MST) is under development as a means of improving cognitive outcomes with convulsive therapy through achieving better control over therapeutic seizure induction than is possible with conventional electroconvulsive therapy. In this ...
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Journal articleExp Neurol · September 2009
Electroconvulsive therapy (ECT) has unparalleled antidepressant efficacy, but its cognitive side effects may be persistent. Research suggests that the side effects may be at least partially dissociable from the therapeutic effects of ECT, suggesting that d ...
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Journal articleNeuroimage · September 2009
Electroconvulsive therapy (ECT) is an effective treatment for severe depression; however, the induced therapeutic seizure acts on the autonomic nervous system and results in significant cardiac effects. This is an important consideration particularly in th ...
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Journal articleNeuropsychopharmacology · July 2009
Electroconvulsive therapy (ECT) is a mainstay in the treatment of severe, medication-resistant depression. The antidepressant efficacy and cognitive side effects of ECT are influenced by the position of the electrodes on the head and by the degree to which ...
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Journal articleArch Gen Psychiatry · May 2009
CONTEXT: There is controversy regarding whether objective neurobiological abnormalities exist after intensive antibiotic treatment for Lyme disease. OBJECTIVES: To determine whether patients with a history of well-characterized Lyme disease and persistent ...
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Journal articleBrain Stimul · April 2009
BACKGROUND: There is much interest in whether daily left prefrontal repetitive transcranial magnetic stimulation (rTMS) over several weeks may become a clinically useful antidepressant treatment. Although rTMS appears largely safe, many patients report tha ...
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Journal articleAnnu Int Conf IEEE Eng Med Biol Soc · 2009
We present a quantitative comparison of two metrics-neural stimulation strength and focality-in electrocon-vulsive therapy (ECT) and magnetic seizure therapy (MST) using finite-element method (FEM) simulation in a spherical head model. Five stimulation mod ...
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Journal articleNeuropsychopharmacology · January 2009
Randomized controlled trials support the antidepressant efficacy of transcranial magnetic stimulation (TMS); however, there is individual variability in the magnitude of response. Examination of response predictors has been hampered by methodological limit ...
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Journal articleBehav Sci Law · 2009
Tools for noninvasive stimulation of the brain, such as transcranial magnetic stimulation (TMS) and transcranial direct current stimulation (tDCS), have provided new insights in the study of brain-behavior relationships due to their ability to directly alt ...
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Journal articleConference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference · December 1, 2008
Deep-brain transcranial magnetic stimulation (dTMS) could provide new, non-invasive therapeutic options for various psychiatric and neurological disorders. Figures of merit (FoMs) are proposed to evaluate and compare dTMS coil designs. These FoMs character ...
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Journal articleJ ECT · September 2008
OBJECTIVES: Effective strategies to prolong remission after electroconvulsive therapy (ECT) are urgently needed. Fixed schedules for continuation ECT (C-ECT) cannot adapt to early signs of impending relapse. Symptom-Titrated, Algorithm-Based Longitudinal E ...
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Journal articleCereb Cortex · September 2008
Repetitive transcranial magnetic stimulation (rTMS) was applied to test the role of selected cortical regions in remediating sleep-deprivation-induced deficits in visual working memory (WM) performance. Three rTMS targets were chosen using a functional mag ...
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Journal article · August 8, 2008
Brain stimulation spans our oldest to our newest treatment modalities in psychiatry. From the introduction of convulsive therapy in the 1930s, to the growing list of novel investigational treatments (e.g., transcranial magnetic stimulation (TMS), magnetic ...
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Journal articleBr J Psychiatry · August 2008
BACKGROUND: Magnetic seizure therapy, in which seizures are elicited with a high-frequency magnetic field, is under development as a new treatment for major depressive disorder. Its use may be justified if it produces the antidepressant effects of electroc ...
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Journal articleClin EEG Neurosci · July 2008
Magnetic seizure therapy (MST) is under development as a means of reducing the side effects of electroconvulsive therapy (ECT) through enhanced control over patterns of seizure induction and spread. We previously reported that chronic treatment with MST re ...
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Journal articleBiol Psychiatry · June 15, 2008
BACKGROUND: Magnetic seizure therapy (MST) is under investigation as an alternative form of convulsive therapy that induces more focal seizures and spares cortical regions involved in memory. With a newly expanded version of the Columbia University Primate ...
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Journal articleInt J Neuropsychopharmacol · June 2008
Transcranial magnetic stimulation (TMS) and repetitive TMS (rTMS) have been used increasingly over the past few years to study both the pathophysiology of schizophrenia as well as the utility of focal neuromodulation as a novel treatment for schizophrenia. ...
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Journal articleBrain Stimul · April 2008
BACKGROUND: While electroconvulsive therapy (ECT) in major depression is effective, cognitive effects limit its use. Reducing the width of the electrical pulse and using the right unilateral electrode placement may decrease adverse cognitive effects, while ...
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Journal articleJ Clin Psychiatry · March 2008
BACKGROUND: This report describes the results of an open-label extension study of active trans-cranial magnetic stimulation (TMS) in medication-resistant patients with major depressive disorder who did not benefit from an initial course of therapy in a pre ...
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Journal articleJ Clin Psychiatry · March 2008
OBJECTIVE: This study examined the characteristics and outcomes of patients with major depressive disorder (MDD), with or without atypical features, who were treated with acute bilateral electroconvulsive therapy (ECT). METHOD: Analyses were conducted with ...
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Journal articleJ Clin Psychiatry · February 2008
BACKGROUND: Transcranial magnetic stimulation (TMS) has demonstrated efficacy in the treatment of major depressive disorder; however, prior studies have provided only partial safety information. We examined the acute efficacy of TMS in a randomized sham-co ...
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Journal articleIEEE Trans Biomed Eng · January 2008
A novel transcranial magnetic stimulation (TMS) device with controllable pulse width (PW) and near-rectangular pulse shape (cTMS) is described. The cTMS device uses an insulated gate bipolar transistor (IGBT) with appropriate snubbers to switch coil curren ...
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Journal articleAnnu Int Conf IEEE Eng Med Biol Soc · 2008
Deep-brain transcranial magnetic stimulation (dTMS) could provide new, non-invasive therapeutic options for various psychiatric and neurological disorders. Figures of merit (FoMs) are proposed to evaluate and compare dTMS coil designs. These FoMs character ...
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Journal articleAdvances in Biological Psychiatry · December 1, 2007
Cognitive side effects limit the clinical utility of electroconvulsive therapy (ECT), the most effective and rapidly acting treatment for severe depression. Studies suggest that prefrontal cortical involvement may be important to preserving the efficacy of ...
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Journal articleExp Brain Res · November 2007
This study examined whether brain responses to transcranial magnetic stimulation (TMS) would be amenable to classical conditioning. Motor cortex in human participants was stimulated with TMS pulses, which elicited a peripheral motor response in the form of ...
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Journal articleBiol Psychiatry · October 1, 2007
BACKGROUND: Deficits in backward masking have been variably reported in schizophrenia patients, but individual differences in the expression of these deficits have not been explicitly investigated. In addition, increased knowledge of the visual system has ...
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Journal articleJ Affect Disord · September 2007
BACKGROUND: Studies suggest that the dorsolateral prefrontal cortex (DLPFC) participates in neural circuitry that is dysregulated in Panic Disorder (PD) and Major Depressive Disorder (MDD). We tested whether low-frequency repetitive Transcranial Magnetic S ...
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Journal articleJ ECT · June 2007
Whereas pathological seizure states, such as temporal lobe epilepsy, are commonly associated with cell loss and glial scarring in the hippocampus, seizures induced via electroconvulsive therapy (ECT) have not been associated with histological evidence of n ...
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Journal articleJ Neurosci · May 2, 2007
New neurons are generated in the adult hippocampus of many species including rodents, monkeys, and humans. Conditions associated with major depression, such as social stress, suppress hippocampal neurogenesis in rodents and primates. In contrast, all class ...
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Journal articleJ Clin Psychopharmacol · April 2007
Recent data suggest that inhibitory pathways may be involved in the pathophysiology of depression and in the mode of action of some antidepressant interventions. The aim of the present study was to test whether vagus nerve stimulation (VNS) can affect moto ...
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Journal articleAnat Rec (Hoboken) · March 2007
The rhesus monkey is widely used as an experimental animal model in the study of brain function and disease. While previous quantitative studies have provided knowledge of regional numbers, little is known of the total neocortical neuron and glial cell num ...
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Journal articleBrain Res · January 12, 2007
Although improvements in performance due to TMS have been demonstrated with some cognitive tasks, performance improvement has not previously been demonstrated with working memory tasks. In the present study, a delayed match-to-sample task was used in which ...
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Journal articleAnesth Analg · July 2006
Electroconvulsive therapy (ECT) is a highly effective treatment for severe depression. However, its use is associated with significant posttreatment cognitive impairment. Magnetic seizure therapy (MST) was developed as an alternative therapy that could red ...
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Journal articleClinical Neuropsychiatry · June 1, 2006
A growing range of brain stimulation techniques (Electroconvulsive Therapy, Transcranial Magnetic Stimulation, Vagus Nerve Stimulation, Magnetic Seizure Therapy, and Deep Brain Stimulation) are emerging as promising treatment modalities in a variety of med ...
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Journal articleBiol Psychiatry · March 1, 2006
BACKGROUND: Several lines of evidence suggest that central cortical inhibitory mechanisms, especially associated with gamma-aminobutyric acid (GABA) neurotransmission, may play a role in the pathophysiology of major depression. Transcranial magnetic stimul ...
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Journal articleInt J Neuropsychopharmacol · February 2006
Magnetic seizure therapy (MST) is under development as a means of improving the cognitive side-effect profile of electroconvulsive therapy (ECT) by inducing more spatially delimited seizures that spare cortical regions involved in memory. We tested whether ...
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Journal articleInt J Neuropsychopharmacol · February 2006
There is evidence that motor and premotor cortex are hyperexcitable in obsessive-compulsive disorder (OCD) and Tourette's syndrome (TS). We tested whether low-frequency repetitive transcranial magnetic stimulation (rTMS) could normalize overactive motor co ...
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Journal articlePrimary Psychiatry · October 1, 2005
Electroconvulsive therapy (ECT) remains an important treatment for severely depressed patients, but its use is limited by its cognitive side effects. Magnetic seizure therapy (MST) is currently being developed as a means to lower the side effects of ECT th ...
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Journal articleJ Clin Psychiatry · September 2005
BACKGROUND: Vagus nerve stimulation (VNS) had antidepressant effects in an initial open, acute phase pilot study of 59 participants in a treatment-resistant major depressive episode (MDE). We examined the effects of adjunctive VNS over 24 months in this co ...
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Journal articleJ Psychiatr Res · May 2005
Cortical excitability can be assessed by transcranial magnetic stimulation (TMS). Previously we observed that TMS motor threshold (MT) was elevated in abstinent cocaine-dependent subjects. In the current study we aimed at replicating our initial finding, e ...
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Journal articleChild Adolesc Psychiatr Clin N Am · January 2005
Brain stimulation for the treatment of psychiatric disorders has received increasing attention over the past decade. The introduction of experimental means to stimulate the brain noninvasively with magnetic fields not only has raised interest in these nove ...
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Journal articleClinical Neuroscience Research · July 1, 2004
Electroconvulsive therapy (ECT) is the most effective and most rapidly acting treatment for severe treatment resistant major depression, but its use is limited by its cognitive side effects. Magnetic seizure therapy (MST) is a new form of convulsive therap ...
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Journal articleProc Natl Acad Sci U S A · April 27, 2004
For a coherent and meaningful life, conscious self-representation is mandatory. Such explicit "autonoetic consciousness" is thought to emerge by retrieval of memory of personally experienced events ("episodic memory"). During episodic retrieval, functional ...
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Journal articleAm J Psychiatry · March 2004
OBJECTIVE: The authors present preliminary findings from the first nonhuman primate neuropathological study of ECT to use perfusion fixation and adequate controls and the first to compare ECT with magnetic seizure therapy, to their knowledge. METHOD: Twelv ...
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Journal articleJ ECT · March 2004
A nonhuman primate model of the key cognitive effects of convulsive treatment was developed and tested. Rhesus macaques were trained on 3 tasks: a long-term memory task that required selection of a constant target from a background of distracters, an anter ...
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Journal articleJ Neurosci Methods · December 30, 2003
Golgi impregnation is unique in its ability to display the dendritic trees of large numbers of individual neurons. However, its reputation for inconsistency leaves many investigators reluctant to embrace this methodology, particularly for the study of form ...
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Journal articleNeuropsychopharmacology · November 2003
This report describes the successful treatment of a patient suffering from an episode of drug-resistant major depression using magnetic seizure therapy (MST). The patient suffered from recurrent major depression since adolescence. MST is a novel brain stim ...
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Journal articleBiol Psychiatry · October 1, 2003
BACKGROUND: Long-term behavioral, immunologic, and neurochemical alterations have been found in primates exposed to adverse early rearing. METHODS: Bonnet macaque (Macaca radiata) mother-infant dyads were exposed to uncertain requirements for food procurem ...
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Journal articleNeuropsychopharmacology · October 2003
Magnetic seizure therapy (MST) is a novel means of performing convulsive therapy using rapidly alternating strong magnetic fields. MST offers greater control of intracerebral current intensity than is possible with electroconvulsive therapy (ECT). These fe ...
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Journal articleCNS Spectr · July 2003
New findings regarding the mechanisms of action of electro-convulsive therapy (ECT) have led to novel developments in treatment technique to further improve this highly effective treatment for major depression. These new approaches include novel placements ...
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Journal articleNeurosurg Clin N Am · April 2003
TMS is a powerful new tool with extremely interesting research and therapeutic potentials. Further understanding of the ways by which TMS changes neuronal function, especially as a function of its use parameters, will improve its ability to answer neurosci ...
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Journal articleJ ECT · December 2002
Magnetic seizure therapy (MST) refers to the use of transcranial magnetic stimulation to induce a seizure for therapeutic purposes. MST is under investigation as a means of improving the safety profile of electroconvulsive therapy (ECT). Although both MST ...
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Journal articleJ Clin Neurophysiol · August 2002
Transcranial magnetic stimulation (TMS) has been applied to a growing number of psychiatric disorders as a noninvasive probe to study the underlying neurobiologic processes involved in psychiatric disorders and as a putative treatment. Transcranial magneti ...
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Journal articleInt J Neuropsychopharmacol · March 2002
Transcranial magnetic stimulation (TMS) is a technology that allows for non-invasive modulation of the excitability and function of discrete brain cortical areas. TMS uses alternating magnetic fields to induce electric currents in cortical tissue. In psych ...
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Journal articleBiol Psychiatry · February 15, 2002
BACKGROUND: Vagus nerve stimulation has shown promising results in an open, acute phase pilot study of adults in a treatment-resistant major depressive episode. This open, naturalistic follow-up study was conducted to determine whether the initial promisin ...
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Journal articleExp Brain Res · October 2001
This study was conducted to determine whether humans' judgments about the speed and direction of moving stimuli was differentially affected by transcranial magnetic stimulation (TMS). Subjects viewed two successively presented moving stimuli that differed ...
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Journal articleJ ECT · September 2001
INTRODUCTION: It has been proposed that the greater efficacy of bilateral (BL) over right unilateral (RUL) electroconvulsive therapy (ECT) at low stimulus intensity is due to differences in site of seizure initiation. We hypothesized that focal prefrontal ...
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Journal articleJ ECT · September 2001
INTRODUCTION: Owing to its potent anticonvulsant actions, electroconvulsive therapy (ECT) has been proposed as an intervention for treatment-resistant seizure disorders. METHOD: We review the literature on the use of ECT in treatment-resistant epilepsy and ...
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Journal articleClin Neurophysiol · August 2001
Transcranial magnetic stimulation (TMS), a non-invasive means of electrically stimulating neurons in the human cerebral cortex, is able to modify neuronal activity locally and at distant sites when delivered in series or trains of pulses. Data from stimula ...
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Journal articleCNS Spectr · July 2001
The latest and most generative biological theories of major depression center on two major hypotheses. The first focuses on the concept that hyperactivity of the hypothalamic-pituitary-adrenal (HPA) axis leads to many of the pathological changes in the bra ...
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Journal articleBipolar Disord · April 2001
OBJECTIVES: There is sparse evidence for differences in response to electroconvulsive therapy (ECT) between patients with bipolar or unipolar major depression, with virtually no information on speed of response. We contrasted a large sample of bipolar (BP) ...
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Journal articleBiol Psychiatry · March 1, 2001
Testing the therapeutic potential of transcranial magnetic stimulation (TMS) in controlled trials requires a valid sham condition. Sham TMS is typically administered by tilting the coil 45--90 degrees off the scalp, with one or two wings of the coil touchi ...
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Journal articleBiol Psychiatry · February 15, 2001
BACKGROUND: Transcranial magnetic stimulation (TMS) provides a noninvasive method of examining cortical inhibitory and excitatory processes and cortical excitability in awake subjects. There is evidence from clinical and electroencephalographic (EEG) data ...
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Journal articleClin Neurophysiol · February 2001
OBJECTIVES: To evaluate the therapeutic potential of repetitive transcranial magnetic stimulation (rTMS) for Parkinson's disease (PD) by delivering stimulation at higher intensity and frequency over longer time than in previous research. Promising benefici ...
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Journal articleNeuropsychiatry Neuropsychol Behav Neurol · January 2001
BACKGROUND: Chronic vagus nerve stimulation (VNS) is effective in the management of treatment-resistant epilepsy. Open-trial evidence suggests that VNS has clinically significant antidepressant effects in some individuals who experience treatment-resistant ...
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Journal articleEpilepsy and Behavior · January 1, 2001
Electroconvulsive therapy (ECT) is highly effective in the treatment of major depression. Frontiers for enhancing ECT in the management of severe major depression include techniques to reduce cognitive side effects and improve efficacy for those patients w ...
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Journal articlePsychiatr Clin North Am · December 2000
VNS builds on a long history of investigating the relationship of autonomic signals to limbic and cortical function and is one of the newest methods to physically alter brain function. VNS is a clinically useful anticonvulsant therapy in treatment resistan ...
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Journal articleJ Psychiatr Pract · November 2000
The recognition that the brain continues to generate new neurons well into adulthood has made a marked impact on the field of neuroscience in general and specifically on neurobiological models of the pathogenesis of major depression. Stress, neuroendocrine ...
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Journal articleJ Psychiatr Pract · November 2000
Given the constraints of the prevailing mental health system in the United States, it has become very challenging for psychiatrists to offer psychotherapy services to patients in need of this modality of treatment. In spite of this situation, the professio ...
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Journal articleInt J Neuropsychopharmacol · September 2000
Introduced 15 years ago, transcranial magnetic stimulation (TMS) is a non-invasive means of stimulating the cortex that has proved to be a unique tool for probing brain-behaviour relationships. While a therapeutic role for TMS in neuropsychiatry is uncerta ...
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Journal articleArch Gen Psychiatry · June 2000
BACKGROUND: Retrograde amnesia is the most persistent cognitive adverse effect of electroconvulsive therapy (ECT); however, it is not known whether ECT has differential effects on autobiographical vs impersonal memories. This study examined the short- and ...
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Journal articleArch Gen Psychiatry · May 2000
BACKGROUND: Controversy persists about the use of right unilateral (RUL) and bilateral (BL) electroconvulsive therapy (ECT). While RUL ECT results in less severe short-term and long-term cognitive effects, there is concern that it is less efficacious than ...
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Journal articleJ ECT · March 2000
The electrical dosage of the ECT stimulus impacts on efficacy and cognitive side effects, yet seizure threshold (ST) may vary as much as 50-fold across patients. It would be desirable to predict ST on the basis of patient and treatment characteristics. In ...
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Journal articleBiol Psychiatry · February 15, 2000
Biological psychiatry has a long history of using somatic therapies to treat neuropsychiatric illnesses and to understand brain function. These methods have included neurosurgery, electroconvulsive therapy, and, most recently, transcranial magnetic stimula ...
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Journal articleDepress Anxiety · 2000
Repetitive transcranial magnetic stimulation (rTMS) is a noninvasive means of brain stimulation with a broad range of basic neuroscience and potential future clinical applications. Recent animal studies have shed some light on the mechanisms of action of r ...
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Journal articleArch Gen Psychiatry · April 1999
In the 1990s, it is difficult to open a newspaper or watch television and not find someone claiming that magnets promote healing. Rarely do these claims stem from double-blind, peer-reviewed studies, making it difficult to separate the wheat from the chaff ...
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Journal articleJ ECT · December 1998
In 12 depressed inpatients referred for bilateral electroconvulsive therapy (ECT), each patient was titrated at the first treatment session by using an ascending method-of-limits procedure with a step-wise increase in pulse frequency (frequency titration) ...
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Journal articleBiol Psychiatry · October 1, 1998
BACKGROUND: Animal studies suggest that vasopressin has cognitive-enhancing properties and oxytocin may have amnestic effects. A clinical report suggests that the acute increase in oxytocin-associated neurophysin predicts clinical response to electroconvul ...
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Journal articleBiol Psychiatry · January 15, 1998
BACKGROUND: It is unclear whether the serum prolactin (PRL) surge following electroconvulsive therapy (ECT) is a marker of optimal ECT administration. We investigated the relations among PRL surge, stimulus parameters, and outcome in major depressive disor ...
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Journal articleSemin Clin Neuropsychiatry · January 1998
Brain tumors may present with psychotic symptoms that resemble schizophrenia. Although psychosis secondary to brain tumor is relatively rare, the frequent lack of neurological findings can lead to misdiagnosis. Psychosis secondary to brain tumor is more co ...
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Journal articleConvuls Ther · September 1996
Three patients had exceptionally high seizure threshold, as determined by an empirical titration procedure. Initial seizure threshold was 896 mC in two of the patients. The third patient had an initial threshold of 336 mC that increased to 840 mC at the en ...
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Journal articleJ Neural Transm Suppl · 1993
Parkinson's disease (PD) is associated with changes in the substantia nigra, which communicates with subcortical nuclei. This study investigates subcortical nuclei volume in PD in vivo by magnetic resonance (MR) imaging. Caudate, putaminal, and thalamic nu ...
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