نتایج جستجو برای: depressive behavior

تعداد نتایج: 713468  

Journal: :Behavioural pharmacology 2009
Kristine Rømer Thomsen Mette B Callesen Jakob Linnet Morten L Kringelbach Arne Møller

The objective of this study was to investigate the relationship between gambling severity and depressive symptoms in pathological gamblers addicted to slot machines, with the hypothesis that comorbid depressive symptoms are associated with exacerbated gambling symptoms and behavior. Twenty controls and 20 pathological gamblers with different levels of depressive symptoms were studied during slo...

Journal: :Progress in Neuro-Psychopharmacology and Biological Psychiatry 2014
Andiara E. Freitas Luis E.B. Bettio Vivian B. Neis Danúbia B. Santos Camille M. Ribeiro Priscila B. Rosa Marcelo Farina Ana Lúcia S. Rodrigues

Agmatine has been recently emerged as a novel candidate to assist the conventional pharmacotherapy of depression. The acute restraint stress (ARS) is an unavoidable stress situation that may cause depressive-like behavior in rodents. In this study, we investigated the potential antidepressant-like effect of agmatine (10mg/kg, administered acutely by oral route) in the forced swimming test (FST)...

2013
Maigun Edhborg Beatrice Hogg Zarina Nahar Kabir

Aim: To investigate the impact of postnatal depressive symptoms and infant sex on perceived and observed mother-infant interaction among rural Bangladeshi women. Methods: Fifty women with depressive symptoms and their infants at 2 3 months were compared with 50 women without depressed symptoms and their infants, matched on geographic areas, parity and infant sex. The Edinburgh Postnatal Depress...

Journal: :Neuron 2015
Tsvetan Serchov Hans-Willi Clement Martin K. Schwarz Felice Iasevoli Dilip K. Tosh Marco Idzko Kenneth A. Jacobson Andrea de Bartolomeis Claus Normann Knut Biber Dietrich van Calker

Major depressive disorder is among the most commonly diagnosed disabling mental diseases. Several non-pharmacological treatments of depression upregulate adenosine concentration and/or adenosine A1 receptors (A1R) in the brain. To test whether enhanced A1R signaling mediates antidepressant effects, we generated a transgenic mouse with enhanced doxycycline-regulated A1R expression, specifically ...

Journal: :Child development 2014
Daniel E Choe Sheryl L Olson Arnold J Sameroff

This study examined bidirectional associations between mothers' depressive symptoms and children's externalizing behavior and whether they were moderated by preschool-age effortful control and gender. Mothers and teachers reported on 224 primarily White, middle-class children at ages 3, 5, and 10. Effortful control was assessed via behavioral battery and mother ratings. Structural equation mode...

2007
Barbara Vollmayr Magdalena M. Mahlstedt Fritz A. Henn

j Abstract There is growing evidence that stress causes a decrease of neurogenesis in the dentate gyrus and antidepressant treatment in turn stimulates the cell proliferation in the dentate gyrus. This has led to the hypothesis that a decreased neurogenesis might be linked to the pathophysiology of major depression. The article reviews the relationship of depressive-like behavior and neurogenes...

Journal: :Behavioral neuroscience 2013
David H Arendt Patrick J Ronan Kevin D Oliver Leah B Callahan Tangi R Summers Cliff H Summers

The orexin/hypocretin peptide signaling system plays a neuromodulatory role in motivation and stress; two critical components of depression. Although work has been done to identify links between orexin and depression, few specific neuroanatomical associations have been made. These studies have not investigated the relationship between orexin and orexin receptor expression in specific brain regi...

2015
Leanne Stokes Sarah J. Spencer Trisha A. Jenkins

Pathophysiology associated with several psychiatric disorders has been linked to inflammatory biomarkers. This has generated a theory of major depressive disorders as an inflammatory disease. The idea of pro-inflammatory cytokines altering behavior is now well accepted however many questions remain. Microglia can produce a plethora of inflammatory cytokines and these cells appear to be critical...

Journal: :The American journal of psychiatry 2005
Maria Oquendo David A Brent Boris Birmaher Laurence Greenhill David Kolko Barbara Stanley Jamie Zelazny Ainsley K Burke Sekip Firinciogullari Steven P Ellis J John Mann

OBJECTIVE The purpose of the study was to determine if patients with a history of major depressive episode and comorbid posttraumatic stress disorder (PTSD) have a higher risk for suicide attempt and differ in other measures of suicidal behavior, compared to patients with major depressive episode but no PTSD. In addition, to explore how PTSD comorbidity might increase risk for suicidal behavior...

Journal: :European Psychiatry 2023

Introduction The comorbidity between depressive disorders and addiction is far from being random. Through substances, users try to ameliorate their feelings of sadness, reduce present anxiety. phenomena tolerance dependence quickly worsen the situation, make any attempt at withdrawal more difficult. Objectives objective this study analyze addictive behavior in patients diagnosed with disorder. ...

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