: Motivational anhedonia has been observed in patients with a wide range of mental disorders. However, the similarity and uniqueness this deficit across diagnostic groups not thoroughly investigated. The study compared motivational deficits 37 major depressive disorder (MDD), 32 bipolar depression, 33 manic (BD), 30 acute phase stable schizophrenia, as well 47 healthy controls. Participants wer...

Accumulating evidence supports a role for brain-derived neurotrophic factor (BDNF) in depression. However, most of these studies have been performed in animal models that have a low face validity with regard to the human disease. Here, we examined the regulation of BDNF expression in the hippocampus and amygdala of rats subjected to the chronic mild stress (CMS) model of depression, a paradigm ...

s | 69 Abstract Introduction: Patients with schizophrenia show deficits symptoms as anhedonia. This study was designed to find neural correlates of anhedonia during shopping behavior and compared the results between healthy controls and patients with schizophrenia. We hypothesized that anhedonia would influence the shopping behavior as negative way in schizophrenia. Methods: 20 patients with sc...

BACKGROUND The Snaith-Hamilton-Pleasure-Scale (SHAPS) is a self-reported scale evaluating anhedonia for neuropsychiatric disorders. It has demonstrated with impressive psychometric properties and advantages in its applicability over other similar instruments. However, very few studies have been conducted to examine the clinical utility of the SHAPS in the context of Chinese settings. The curren...

BACKGROUND Adolescent depression and suicide are pressing public health concerns, and identifying key differences among suicide ideators and attempters is critical. The goal of the current study is to test whether depressed adolescent suicide attempters report greater anhedonia severity and exhibit aberrant effort-cost computations in the face of uncertainty. METHODS Depressed adolescents (n=...

OBJECTIVE Optimal self-care is crucial in patients with chronic heart failure (HF). While the focus of research has been on negative mood states, adequate psychological resources may be required to successfully engage in HF self-care. Therefore, the longitudinal associations of multiple positive affect measures in explaining HF self-care including consulting behavior were examined while adjusti...

Using an improved Sternberg working memory paradigm and affective pictures of different valences, this study investigates the emotional experience capability of 22 first-onset and untreated major depressive disorder patients (MDD) compared with the matching 22 healthy control participants (HC) and whether there is a moodcongruent working memory effect. We employed a general linear model analysi...