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Depression: all studies

Page 407 of 1,034: studies 4,061 to 4,070 of 10,336, newest first. Back to the depression overview

Research

Depressive mood ratings are reduced by MDMA in female polydrug ecstasy users homozygous for the l-allele of the serotonin transporter

Scientific Reports January 12, 2018 Kim P. C. Kuypers, Rafael de la Torre, Magı́ Farré et al. 12 citations

Abstract MDMA exerts its main effects via the serotonergic system and the serotonin transporter. The gene coding for this transporter determines the expression rate of the transporter. Previously it was shown that healthy individuals with the short allelic variant (‘ s -group’) of the 5-HTTLPR-polymorphism displayed more anxiety and negative mood, and had a lower transcriptional efficiency...

The physical postures of yoga practices may protect against depressive symptoms, even as life stressors increase: a moderation analysis.

Psychology, Health & Medicine January 8, 2018 Rebecca A Franklin, Michael P Butler, Jacob A Bentley

Yoga contains sub-components related to its physical postures (asana), breathing methods (pranayama), and meditation (dhyana). To test the hypothesis that specific yoga practices are associated with reduced psychological distress, 186 adults completed questionnaires assessing life stressors, symptom severity, and experience with each of these aspects of yoga. Each yoga sub-component was found...

Mindfulness-based cognitive therapy for Japanese breast cancer patients-a feasibility study.

Japanese journal of clinical oncology January 1, 2018 Sunre Park, Mitsuhiro Sado, Daisuke Fujisawa et al.

Mindfulness-based intervention has been receiving growing attention in cancer care. This study aimed to examine feasibility and to preliminary explore effectiveness of mindfulness-based cognitive therapy (MBCT) in Japanese breast cancer patients, and to explore possible modification of the program so that it fits better with this population. Twelve participants with diagnosis of Stage I-III...

Mindfulness-Based Cognitive Therapy for Young People and Their Carers: a Mixed-Method Feasibility Study.

Mindfulness 2018 Daniel N Racey, Jerry Fox, Vashti L Berry et al.

We aimed to evaluate whether mindfulness-based cognitive therapy (MBCT) was feasible and acceptable for young people, their parents and the clinicians working with them; whether a parallel course for parents was a useful addition; and whether attendance at MBCT was associated with improved outcomes. The design was a mixed-method service evaluation of an eight-session MBCT programme for young...

Measuring Mindfulness: A Psychophysiological Approach.

Frontiers in Human Neuroscience 2018 Vladimir Bostanov, Lilian Ohlrogge, Rita Britz et al.

Mindfulness-based interventions have proved effective in reducing various clinical symptoms and in improving general mental health and well-being. The investigation of the mechanisms of therapeutic change needs methods for assessment of mindfulness. Existing self-report measures have, however, been strongly criticized on various grounds, including distortion of the original concept, response...

Ten-Hour Exposure to Low-Dose Ketamine Enhances Corticostriatal Cross-Frequency Coupling and Hippocampal Broad-Band Gamma Oscillations.

Frontiers in Neural Circuits 2018 Tony Ye, Mitchell J Bartlett, Matthew B Schmit et al.

Introduction: Treatment-resistant depression, post-traumatic stress disorder, chronic pain, and L-DOPA-induced dyskinesia in Parkinson's disease are characterized by hypersynchronous neural oscillations. Sub-anesthetic ketamine is effective at treating these conditions, and this may relate to ketamine's capacity to reorganize oscillatory activity throughout the brain. For example, a single...

DOI: 10.3389/fncir.2018.00061 (opens in new tab) Full text (opens in new tab) Depression Parkinson’s disease Cross-frequency coupling Gamma +3

Ketamine Reverses Lateral Habenula Neuronal Dysfunction and Behavioral Immobility in the Forced Swim Test Following Maternal Deprivation in Late Adolescent Rats.

Frontiers in Synaptic Neuroscience 2018 Ryan D Shepard, Ludovic D Langlois, Caroline A Browne et al.

Mounting evidence suggests that the long-term effects of adverse early life stressors on vulnerability to drug addiction and mood disorders are related to dysfunction of brain monoaminergic signaling in reward circuits. Recently, there has been a growing interest in the lateral habenula (LHb) as LHb dysfunction is linked to the development of mental health disorders through monoaminergic...

Antidepressant but Not Prophylactic Ketamine Administration Alters Calretinin and Calbindin Expression in the Ventral Hippocampus.

Frontiers in Molecular Neuroscience 2018 Christina T LaGamma, William W Tang, Ashlea A Morgan et al.

Ketamine has been found to have rapid, long-lasting antidepressant effects in treatment-resistant (TR) patients with major depressive disorder (MDD). Recently, we have also shown that ketamine acts as a prophylactic to protect against the development of stress-induced depressive-like behavior in mice, indicating that a preventative treatment against mental illness using ketamine is possible....

Is the History Repeated? Can (2R,6R)-Hydroxynorketamine be Another Antidepressant?

Journal of experimental neuroscience 2018 Shigeyuki Chaki, Jun-Ichi Yamaguchi

Historically, identification of active metabolites has contributed to drug discovery for psychiatric disorders. It has led to the identification of new medications such as desipramine (a metabolite of imipramine) and paliperidone (a metabolite of risperidone). (R,S)-Ketamine, which has been regarded as the greatest breakthrough in depression research, is rapidly and stereoselectively...

Hyperforin Potentiates Antidepressant-Like Activity of Lanicemine in Mice.

Frontiers in Molecular Neuroscience 2018 Bartłomiej Pochwat, Bernadeta Szewczyk, Katarzyna Kotarska et al.

N-methyl-D-aspartate receptor (NMDAR) modulators induce rapid and sustained antidepressant like-activity in rodents through a molecular mechanism of action that involves the activation of Ca2+ dependent signaling pathways. Moreover, ketamine, a global NMDAR antagonist is a potent, novel, and atypical drug that has been successfully used to treat major depressive disorder (MDD). However, because...