Publications by authors named "Mohammad Kamran Derakhshan"

This research is primarily conducted to determine the psychometric properties of the Beliefs about Emotions Scale (BES) in community and clinical samples. The BES is a scale measure used for evaluating individuals' beliefs in terms of how acceptable it is for them to experience and express their emotions. This study was conducted on two separate samples.

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Objective: In the DSM-5's diagnostic criteria of somatic symptom disorders (SSD), the presence of psychological problems (i.e., excessive thoughts, feelings, or behaviors) is emphasized more than the absence of the medical causes of patients' bothersome symptoms.

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Introduction: Many genetic studies are conducted on Obsessive-Compulsive Disorder (OCD). however, a high-throughput examination of proteome profile of this severe disease has not been performed yet.

Methods: Here, the proteomic study of OCD patients' serum samples was conducted by the application of Two-Dimensional Electrophoresis (2DE) followed by Mass Spectrometry (MALDI-TOF-TOF).

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Obsessive-Compulsive Disorder (OCD) is one of the most common mental conditions. Proteome profiling may help identifying important proteins and finally shed lights to complexity of OCD underlying mechanisms. Here, by the application gel-based proteomic approach the proteome profile of patients with washing subtype of OCD before and after treatment with Fluoxetine (positive responders) are compared to healthy matched controls.

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Our aim was to evaluate whether single photon emission tomography (SPET) versus computed tomography (CT) in acute phase of mild traumatic brain injury (MTBI) was better for the prediction of sustained neuropsychological symptoms beyond a typical recovery period. Forty five patients with MTBI were prospectively evaluated with clinical and neuropsychological exams, structural imaging using CT and perfusion study by(99m)Tc-ethylene cysteinate dimer ((99m)Tc-ECD) SPET within a week of the head trauma. After an interval ranging from 6 to 12 (median: 9) months, all patients were re-evaluated by standard neuropsychological tests for the assessment of sustained personality changes, imbalance and memory deficits.

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Impaired activity of the purinergic system is a plausible common factor that could be responsible for many aspects of schizophrenia. Based on purinegic hypothesis of schizophrenia, pharmacological treatments enhancing adenosine activity could be effective treatment in schizophrenia. Propentofylline is a novel xantine derivative which is being developed for treatment of degenerative and vascular dementia.

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Objective: It has been reported that selegiline, a Selective Monoamine Oxidase Inhibitor B (MAOI-B), at low doses would be helpful for treating negative symptoms in schizophrenia. Nevertheless, the results are contradictory so far. This study was designed to investigate the effect of selegiline added to risperidone as augmentation therapy in patients with chronic schizophrenia and prominent negative symptoms in an 8 week, double blind and randomized clinical trial.

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