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Depression: all studies

Page 411 of 1,035: studies 4,101 to 4,110 of 10,348, newest first. Back to the depression overview

Research

Ketamine modulates hippocampal neurogenesis and pro-inflammatory cytokines but not stressor induced neurochemical changes.

Neuropharmacology January 2017 Melanie Clarke, Sara Razmjou, Natalie Prowse et al.

Considerable recent attention has focused on the rapid antidepressant effects observed in treatment resistant patients produced by the NMDA receptor antagonist, ketamine. Surprisingly, the effects of ketamine in the context of stressor exposure, as well as the consequences of its chronic use are unclear. Thus, we assessed the impact of acute and repeated ketamine treatment together with acute...

A Mindfulness-Based Intervention Pilot Feasibility Study for Elementary School Students With Severe Learning Difficulties: Effects on Internalized and Externalized Symptoms From an Emotional Regulation Perspective.

Journal of Evidence-Based Complementary & Alternative Medicine December 30, 2016 Catherine Malboeuf-Hurtubise, Éric Lacourse, Geneviève Taylor et al.

Objective: Students with severe learning disabilities often show signs of anxiety, depression, and problem behaviors such as inattention and conduct problems. Mindfulness-based interventions (MBIs) in school settings constitute a promising option to alleviate these co-occurring symptoms. This pilot study aimed to evaluate the impact of an MBI on symptoms and behaviors of elementary school...

Risks Associated with Misuse of Ketamine as a Rapid-Acting Antidepressant.

Neuroscience Bulletin December 2016 Weili Zhu, Zengbo Ding, Yinan Zhang et al.

Major depression is a serious psychiatric disorder and remains a leading cause of disability worldwide. Conventional antidepressants take at least several weeks to achieve a therapeutic response and this lag period has hindered their ability to attain beneficial effects in depressed individuals at high risk of suicide. The non-competitive N-methyl-D-aspartate glutamate receptor antagonist...

[Ketamine administration in case of severe, therapy resistant depressed patient, case report].

Ideggyogyaszati szemle November 30, 2016 Szabolcs Morvai, Attila István Nagy, Adrienn Bálint-Szöllősi et al.

Objective - In our case report we present the treatment of a female patient suffering from therapy resistant depression. This procedure is not in practice in Hungary at present, the aim of our work to reproduce the findigs of international studies in domestic circumstances. Matter - Major depression is a common, chronic and severe mental disorder, with 16.2% lifetime prevalence. Many...

Psychedelics in the treatment of unipolar mood disorders: a systematic review

Journal of Psychopharmacology November 18, 2016 James Rucker, Luke A. Jelen, Sarah Kalen Flynn et al. 187 citations

Unipolar mood disorders, including major depressive disorder and persistent depressive disorder (dysthymia), confer high rates of disability and mortality and a very high socioeconomic burden. Current treatment is suboptimal in most cases and there is little of note in the pharmaceutical development pipeline. The psychedelic drugs, including lysergic acid diethylamide and psilocybin, were used...

The Association between Anomalous Self-experiences, Self-esteem and Depressive Symptoms in First Episode Schizophrenia.

Frontiers in Human Neuroscience November 7, 2016 Elisabeth Haug, Merete G Øie, Ole A. Andreassen et al.

Background: Anomalous self-experiences (ASEs) aggregate in schizophrenia spectrum disorders, but the relationship between ASEs, and depression has been studied to a limited extent. Lower self-esteem has been shown to be associated with depression in early psychosis. Our hypothesis is that ASEs in early phases of schizophrenia are linked to lower levels of self-esteem, which in turn is...

Molecular Mechanism and Clinical Relevance of Ketamine as Rapid-Acting Antidepressant.

Drug Development Research November 2016 Vesna Pešić, Jelena Petrović, Marin M Jukić

Preclinical Research The emergence of rapid-acting antidepressants such as ketamine has motivated studies aiming to reveal the molecular mechanism of the ketamine antidepressant effect and to enable the clinical application of rapid-acting antidepressants. Here, we provide an overview of studies addressing the antidepressant effects of ketamine in depressed patients and animal models of...

Psychological and neuropsychological assessment of regular hoasca users.

Comprehensive Psychiatry November 1, 2016 Paulo César Ribeiro Barbosa, Rick J. Strassman, Dartiu Xavier Da Silveira et al. 104 citations

Hoasca (also called ayahuasca) is a N,N-dimethyltryptamine (DMT) - containing psychedelic brew originally used for magico-religious purposes by Amerindian populations of the Amazon Basin. Recently, Brazilian syncretic churches have helped spread the ritual use of hoasca to Western societies. The aim of this study was to evaluate substance use, and neuropsychological and psychological...

Mindfulness Training for Health Profession Students-The Effect of Mindfulness Training on Psychological Well-Being, Learning and Clinical Performance of Health Professional Students: A Systematic Review of Randomized and Non-randomized Controlled Trials.

Explore October 24, 2016 Janet C. McConville, Rachael McAleer, Andrew J. Hahne

Background: High levels of stress have been identified in medical students and increasingly in other health profession student population groups. As stress can affect psychological well-being and interfere with learning and clinical performance, there is a clear argument for universities to include health professional student well-being as an outcome in core curriculum. Mindfulness training is...

Repeated ketamine treatment induces sex-specific behavioral and neurochemical effects in mice.

Behavioural Brain Research October 1, 2016 Connor Thelen, Jonathon Sens, Joseph Mauch et al.

One of the most striking discoveries in the treatment of major depression was the finding that infusion of a single sub-anesthetic dose of ketamine induces rapid and sustained antidepressant effects in treatment-resistant depressed patients. However, ketamine's antidepressant-like actions are transient and can only be sustained by repeated drug treatment. Despite the fact that women experience...