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Depression: all studies

Page 307 of 1,036: studies 3,061 to 3,070 of 10,358, newest first. Back to the depression overview

Research

Effect of Baseline Anxious Depression on Initial and Sustained Antidepressant Response to Ketamine

The Journal of Clinical Psychiatry September 25, 2014 Dawn F. Ionescu, David A. Luckenbaugh, Mark J. Niciu et al. 111 citations

OBJECTIVE: Patients with anxious depression are typically more difficult to treat with monoaminergic antidepressants compared to those with nonanxious depression. Although novel research has shown that the N-methyl-D-aspartate (NMDA) receptor antagonist ketamine has rapidly acting, relatively sustained effects in treating depression, we predicted that, consistent with the existent literature on...

Ketamine Safety and Tolerability in Clinical Trials for Treatment-Resistant Depression

The Journal of Clinical Psychiatry September 2, 2014 Le-Ben Wan, Cara F. Levitch, Andrew M. Perez et al. 232 citations

OBJECTIVE: Ketamine has demonstrated rapid antidepressant effects in patients with treatment-resistant depression (TRD); however, the safety and tolerability of ketamine in this population have not been fully described. Herein we report the largest study to date of the safety, tolerability, and acceptability of ketamine in TRD. METHOD: Data from 205 intravenous (IV) ketamine infusions (0.5...

Why are cortical GABA neurons relevant to internal focus in depression? A cross-level model linking cellular, biochemical and neural network findings.

Molecular Psychiatry September 2014 Georg Northoff, Etienne Sibille

Major depression is a complex and severe psychiatric disorder whose symptomatology encompasses a critical shift in awareness, especially in the balance from external to internal mental focus. This is reflected by unspecific somatic symptoms and the predominance of the own cognitions manifested in increased self-focus and rumination. We posit here that sufficient empirical data has accumulated...

Pilot dose–response trial of i.v. ketamine in treatment-resistant depression

The World Journal of Biological Psychiatry September 1, 2014 R. Lai, Natalie Katalinic, Paul Glue et al.

Abstract Objectives. Research studies have reported impressive antidepressant effects with ketamine but significant knowledge gaps remain over the best method of administering ketamine, and the relationships between dose, antidepressant response and adverse effects. Methods. In this pilot dose-finding study, the efficacy and tolerability of ketamine given by rapid intravenous (i.v.) infusion...

Emerging therapies for treatment resistant depression

Mental Health Clinician September 1, 2014 Ruki Wijesinghe

Despite new insights and evidence-based treatment options for clinical depression in the recent years, the current choices of safe and effective therapies are still inadequate to sustain a long-term response in the depressed patient. Many do not improve, improve partially or are classified as ‘treatment resistant’ with poor compliance and marked functional impairment. The aim of this article is...

A randomized controlled longitudinal naturalistic trial testing the effects of automatic self transcending meditation on heart rate variability in late life depression: study protocol

BMC Complementary and Alternative Medicine August 19, 2014 Z. Amtul, Amanda Arena, H. Hirjee et al.

BackgroundThe prevalence and socioeconomic cost of late life depression (LLD) is on the rise, while the response rate to antidepressant trials remains poor. Various mind-body therapies are being embraced by patients as they are considered safe and potentially effective, yet little is known regarding the effectiveness of such therapies to improve LLD symptoms. Among the mind-body therapies...

The development of an RDoC-based treatment program for adolescent depression: "Training for Awareness, Resilience, and Action" (TARA).

Frontiers in Human Neuroscience August 19, 2014 Eva Henje Blom, Larissa G Duncan, Tiffany C Ho et al.

Major depressive disorder (MDD) is one of the current leading causes of disability worldwide. Adolescence is a vulnerable period for the onset of depression, with MDD affecting 8-20% of all youth. Traditional treatment methods have not been sufficiently effective to slow the increasing prevalence of adolescent depression. We therefore propose a new model for the treatment of adolescent...

Therapeutic Modalities for Treatment Resistant Depression: Focus on Vagal Nerve Stimulation and Ketamine

Clinical Psychopharmacology and Neuroscience August 1, 2014 Aparna P. Shah, F. Carreño, A. Frazer

Treatment resistant depression (TRD) is a global health concern affecting a large proportion of depressed patients who then require novel therapeutic options. One such treatment option that has received some attention in the past several years is vagal nerve stimulation (VNS). The present review briefly describes the relevance of this treatment in the light of other existing pharmacological and...

D-serine plasma concentration is a potential biomarker of (R,S)-ketamine antidepressant response in subjects with treatment-resistant depression

Psychopharmacology July 24, 2014 Ruin Moaddel, D. Luckenbaugh, Ying Xie et al.

(R,S)-ketamine is a rapid and effective antidepressant drug that produces a response in two thirds of patients with treatment-resistant depression (TRD). The underlying biochemical differences between a (R,S)-ketamine responder (KET-R) and non-responder (KET-NR) have not been definitively identified but may involve serine metabolism. The aim of the study was to examine the relationship between...