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Depression: all studies

Page 410 of 1,036: studies 4,091 to 4,100 of 10,358, newest first. Back to the depression overview

Research

Classics in Chemical Neuroscience: Ketamine.

ACS Chemical Neuroscience June 21, 2017 Marshall Tyler, Harmony B Yourish, Dawn F. Ionescu et al.

Ketamine, a molecule of many faces, has contributed immeasurably to numerous realms of clinical practice and scientific inquiry. From anesthesia and analgesia to depression and schizophrenia, it continues to shed light on the molecular underpinnings of pain, consciousness, and the pathophysiology of neuropsychiatric disorders. In particular, research on ketamine's mechanism of action is...

Comparison of Two Types of Meditation on Patients' Psychosocial Responses During Radiation Therapy for Head and Neck Cancer.

The Journal of Alternative and Complementary Medicine May 2017 Gisela Boxleitner, Shelley Jolie, Dana Shaffer et al.

Radiation treatment for head and neck cancer introduces adaptive demands and subjects patients to significant and unique psychosocial challenges. There is growing evidence that meditation is useful in lessening anxiety and depression in cancer patients. This study compared the effects of two types of meditation training on the psychological responses of patients with head and neck cancer during...

Cannabis exacerbates depressive symptoms in rat model induced by reserpine.

Behavioural Brain Research May 1, 2017 Yasser A Khadrawy, Hussein G Sawie, Omar M E Abdel-Salam et al.

Cannabis sativa is one of the most widely recreational drugs and its use is more prevalent among depressed patients. Some studies reported that Cannabis has antidepressant effects while others showed increased depressive symptoms in Cannabis users. Therefore, the present study aims to investigate the effect of Cannabis extract on the depressive-like rats. Twenty four rats were divided into:...

The Therapeutic Potential of Psychedelic Drugs: Past, Present, and Future.

Neuropsychopharmacology April 26, 2017 Robin Carhart-Harris, Guy M. Goodwin 680 citations

Plant-based psychedelics, such as psilocybin, have an ancient history of medicinal use. After the first English language report on LSD in 1950, psychedelics enjoyed a short-lived relationship with psychology and psychiatry. Used most notably as aids to psychotherapy for the treatment of mood disorders and alcohol dependence, drugs such as LSD showed initial therapeutic promise before...

Response to a mindful self-compassion intervention in teens: A within-person association of mindfulness, self-compassion, and emotional well-being outcomes.

Journal of adolescence April 14, 2017 Karen Bluth, Tory A. Eisenlohr‐Moul

As adolescence can be a stressful developmental stage, the purpose of this study was to determine if a novel mindful self-compassion program would decrease stress, depressive symptoms, and anxiety and increase resilience, gratitude, and curiosity/exploration (positive risk-taking), and to ascertain if mindfulness and self-compassion co-varied with these outcomes over time. Forty-seven...

22-azidosalvinorin A exhibits antidepressant-like effect in mice.

European Journal of Pharmacology April 5, 2017 James Oluwagbamigbe Fajemiroye, Polepally Reddy Prabhakar, Luiz Carlos da Cunha et al.

The increasing cases of depression has made the searches for new drugs and understanding of the underligning neurobiology of this psychiatric disorder a necessity. Here, we modified the structure of salvinorin A (a known halucinogen) and investigated antidepressant-like activity of its four derivatives; 22-methylsulfanylsalvinorin A(SA1), 2-O-cinnamoylsalvinorin B (CSB), 22-azidosalvinorin A...

Acute behavioral effects of co-administration of mephedrone and MDMA in mice.

Pharmacological Reports April 2017 Barbara Budzynska, Agnieszka Michalak, Małgorzata Frankowska et al.

Abuse of more than one psychoactive drug is becoming a global problem. Our experiments were designed to examine the effects of a concomitant administration of 3,4-methylenedioxy-methamphetamine (MDMA) and mephedrone on depression- and anxiety-like behaviors and cognitive processes in Swiss mice. In order to investigate the drug interactions the forced swimming test (FST) - an animal model of...

Stream of consciousness: Quantum and biochemical assumptions regarding psychopathology.

Medical Hypotheses April 1, 2017 Lucio Tonello, Massimo Cocchi, Fabio Gabrielli et al.

The accepted paradigms of mainstream neuropsychiatry appear to be incompletely adequate and in various cases offer equivocal analyses. However, a growing number of new approaches are being proposed that suggest the emergence of paradigm shifts in this area. In particular, quantum theories of mind, brain and consciousness seem to offer a profound change to the current approaches. Unfortunately...

Clinical Hypnosis, an Effective Mind-Body Modality for Adolescents with Behavioral and Physical Complaints.

Children March 24, 2017 Anju Sawni, Cora Collette Breuner

Mind-body medicine is a system of health practices that includes meditation/relaxation training, guided imagery, hypnosis, biofeedback, yoga, art/music therapy, prayer, t'ai chi, and psychological therapies such as cognitive behavioral therapy. Clinical hypnosis is an important mind-body tool that serves as an adjunct to conventional medical care for the adolescent patient. Clinical hypnosis...

Too Fast or Too Slow? Time and Neuronal Variability in Bipolar Disorder—A Combined Theoretical and Empirical Investigation

Schizophrenia Bulletin March 14, 2017 Georg Northoff, Paola Magioncalda, Matteo Martino et al. 95 citations

Time is an essential feature in bipolar disorder (BP). Manic and depressed BP patients perceive the speed of time as either too fast or too slow. The present article combines theoretical and empirical approaches to integrate phenomenological, psychological, and neuroscientific accounts of abnormal time perception in BP. Phenomenology distinguishes between perception of inner time, ie,...