Publications by authors named "Sahin Sengul"

Purpose: The number of studies conducted on the role of neuroinflammation in the etiopathogenesis of bipolar disorder has been increasing in recent years. The role of Galectin-1, Galectin-9, and YKL-40, which are considered to play roles in neuroinflammation and the etiopathogenesis of bipolar disorder, and the relationship of these parameters with cognitive functions were investigated in the present study.

Method: Serum Galectin-1, Galectin-9, and YKL-40 levels were measured with the ELISA Method in 64 bipolar euthymic patients and 64 healthy controls.

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Background: The objective of this study is to measure the levels of sestrin-2 (SESN2) and hypoxia-inducible factor-1 alpha (HIF-1α), which can be determinants in the relevant physiopathology and etiology, assessment of the clinical severity, and identification of new treatment targets in major depressive disorder (MDD) and its subtypes.

Methods: A total of 230 volunteers, including 153 patients diagnosed with MDD according to the Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM-5), and 77 healthy controls, were included in the study. Of the MDD patients included in the study, 40 had melancholic features, 40 had anxious distress features, 38 had atypical features, and the remaining 35 had psychotic features.

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Background: Early studies have revealed the psychological effects of the COVID-19 outbreak on healthcare workers (HCWs). Burnout and psychological outcomes of different medical professions during the pandemic have not yet been addressed.

Objective: The study aimed to investigate the burnout, depression, anxiety, and psychological distress levels of HCWs, and to determine the predictive factors of burnout in different professions of frontline HCWs during the pandemic.

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Background: This study is the second leg of a two-leg project. In the first leg, the effect of the COVID-19 pandemic on healthcare workers (HCWs) was investigated in the period between the first case in Turkey and the arrival of the first case in the hospital.

Objective: In this second leg, three months after the first evaluation, we aimed to investigate whether psychological effects of COVID-19 such as stress, anxiety, depression, and sleep quality have been changed on HCWs.

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Background: Few studies have investigated the relationship between electroconvulsive therapy (ECT) and markers of nitrosative stress and oxidative DNA damage.

Objective: The aim of this study is to examine changes in nitrosative stress and oxidative DNA damage in patients with a depressive episode treated with ECT.

Methods: The current study included 48 patients with a depressive episode treated with ECT and 30 healthy control participants.

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We investigated the psychological impact of the COVID-19 outbreak in terms of stress, anxiety, depression, sleep quality and affecting factors on healthcare workers (HWs) without secondary trauma thus far in the period between the first cases in Turkey and the arrival of the first case in ahospital. This descriptive cross-sectional study included 169 HWs. We used Impact of Event Scale (IES-R), Depression Anxiety Stress Scale and Pittsburgh Sleep Quality Index (PSQI) for assessment.

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Objective: Methamphetamine (METH) is a potent central nervous system (CNS) stimulant that rapidly enhances the release of neurotransmitters, including adrenaline, dopamine, and serotonin. It is also one of the most popular illicit drugs of choice worldwide known as "ice". In this study, we examined the neutrophil-lymphocyte ratio (NLR) and platelet-lymphocyte ratio (PLR) levels in patients with methamphetamine use disorder.

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