Mehmet Çağdaş EKER

Tıp Fakültesi, Dahili Tıp Bilimleri Bölümü, Ruh Sağlığı Ve Hastalıkları Anabilim Dalı

Araştırma alanları: Sağlık Bilimleri, Tıp, Dahili Tıp Bilimleri, Psikiyatri, Nöroloji, Eczacılık, Temel Bilimler, Temel Eczacılık Bilimleri, Yaşam Bilimleri, Sosyal ve Beşeri Bilimler

Yayınlar

• Harmonizing Depression Severity Across Mood Disorders in the ENIGMA Consortium: An Item Response Theory Mega-analysis of Brain Structure (2026)
• Self-esteem instability in major depressive disorder: a computational analysis of expectation updating in response to performance feedback (2026)
• Delirious Mania with Mild Encephalitis and a Reversible Splenial Lesion Successfully Treated with Electroconvulsive Therapy: A Case Report (2025)
• The brain’s internal echo: Longer timescales, stronger recurrent connections and higher neural excitation in self regions (2025)
• The effect of implicit learning on functional connectivity in schizophrenia (2025)
• Editorial: Understanding vulnerability to major depressive disorder (2025)
• Presentations of the Mood Disorders Congress (2024)
• Alteration of global signal topography of self and sensory input regions in schizophrenia (2024)
• Exploring the efficacy and tolerability of two‐injection start regimen of long‐acting aripiprazole: A descriptive case series analysis (2024)
• Evaluation and Treatment of Cognitive Dysfunctions in Schizophrenia and Bipolar Disorder (2024)
• Türk İçecek Resim Setinin Geçerliği ve Standardizasyonu: Bilişsel Yanlılık Ölçümü ve Modifikasyon Paradigmaları İçin Kontrollü Resim Seti (2023)
• Investigation of neurobiological origins of response inhibition in attention-deficit/hyperactivity disorder and conduct disorder: a task-based functional magnetic resonance imaging study (2023)
• Abnormal global signal topography of self modulates emotion dysregulation in major depressive disorder (2023)
• The effects of sexual abuse on female adolescent brain structures (2023)
• Personality change after ‘flow diverter implantation’ for intracranial aneurysm in a patient with stroke: A case report (2023)
• Personality change after 'flow diverter implantation' for intracranial aneurysm in a patient with stroke: A case report (2023)
• Abnormal global signal topography of self modulates emotion dysregulation in major depressive disorder (2023)
• The effects of sexual abuse on female adolescent brain structures (2023)
• Comparison of Alcohol Attentional Bias and Alcohol Craving Among Alcohol Abusers and Non-Abusers (2022)
• Emotional context effect on recognition of varying facial emotion expression intensities in depression (2022)
• Comparison of Transition Processes Between Functional Brain Networks During The Trust Game In Depression Patients With Healthy Controls (2022)
• Validation of the Turkish Beverage Picture Set: A Controlled Picture Set for Cognitive Measurement and Cognitive Bias Modification Paradigms (2022)
• Relationship Between Serum Agouti-Related Peptide Levels and Metabolic Syndrome in Euthymic Bipolar Patients (2020)
• Intelligence, educational attainment, and brain structure in those at familial high‐risk for schizophrenia or bipolar disorder (2020)
• Effects of Covariates on Classification of Bipolar Disorder Using Structural MRI (2019)
• Classification of Patients with Bipolar Disorder and Their Healthy Siblings from Healthy Controls Using MRI (2019)
• Classification of Healthy Siblings of Bipolar Disorder Patients from Healthy Controls Using MRI (2019)
• The Association Between Familial Risk and Brain Abnormalities Is Disease Specific: An ENIGMA-Relatives Study of Schizophrenia and Bipolar Disorder (2019)
• Diagnosis of Bipolar Disease Using Correlation-Based Feature Selection with Different Classification Methods (2019)
• Hippocampal shape alterations in healthy young women with familial risk for unipolar depression (2018)
• Katatonik Belirtili Depresyon Sağaltımı – Depresyon Sağaltım Kılavuzu Hazırlık Toplantıları - Karmaşık Durumlarda Depresyon Sağaltımı (2017)
• Erektil Disfonksiyonda Psikiyatrik Yaklaşım – Psikojenik Açıdan Kadın ve Erkek Cinsel İşlev Bozukluğu. (2017)
• ENIGMA-Relatives - Brain Volumes in First-Degree Relatives of Schizophrenia and Bipolar Patients (2017)
• What Should Psychiatrists Know About HPA Axis Dysfunction and Altered Cortisol Levels in Major Depression? (2017)
• Psikiyatride radyolojik görüntüleme yöntemleri (2016)
• Corrigendum to “Cortical thickness and VBM in young women at risk for familial depression and their depressed mothers with positive family history” [Psychiatry Res.: Neuroimaging 252 (2016) 1–9] (2016)
• Cortical thickness and VBM in young women at risk for familial depression and their depressed mothers with positive family history (2016)
• Gebelikte Elektrokonvulsiv Terapi: Bir Olgu Sunumu (2015)
• Lityumun Metabolik Yan Etkileri (2014)
• Depresyon Patofizyolojisinde Hipokampusun Rolü (2014)
• Parafi lik cinsel yaşam ve hiper-seksüalite: Psikopatoloji nerede başlar, ne yapmak gerekir? (2014)
• Brain regions associated with risk and resistance for bipolar I disorder: a voxel-based MRI study of patients with bipolar disorder and their healthy siblings (2014)
• Neural correlates of emotion regulation response to negative stimuli in young women at high risk for depression (2013)
• Sibutramin ile indüklenen Bir Mikst Epizot Olgusu (2013)
• Altered hippocampal formation shape in first-episode depressed patients at 5-year follow-up (2013)
• The relationship between the anterior corpus callosum size and prefrontal cortex volume in drug-free depressed patients (2013)
• Gray matter changes in patients with deficit schizophrenia and non-deficit schizophrenia. (2012)
• Brain regions associated with the risk and resilience for bipolar I disorder: a voxel based MRI study (2012)
• Reduced left uncinate fasciculus fractional anisotropy in deficit schizophrenia but not in non‐deficit schizophrenia (2012)
• Reduced left uncinate fasciculus fractional anisotropy in deficit schizophrenia but not in non-deficit schizophrenia (2012)
• Gray Matter Changes in Patients with Deficit Schizophrenia and Non-Deficit Schizophrenia (2012)
• “Ailevi Depresyon Yükü Taşıyan Genç Erişkin Riskli Kadınlarda Negatif Uyaranın İşlenmesinin Nöral İzdüşümleri: Depresif Anneleri ile Karşılaştırılması ve HPA Ekseninin Nöronal İşlev Üzerine Olan Etkisi” (2012)
• Gray matter changes in patients with deficit schizophrenia and non deficit schizophrenia (2012)
• The disrupted connection between cerebral hemispheres in schizophrenia patients a diffusion tensor imaging study (2011)
• Eksiklik Sendromu Gösteren ve Göstermeyen Şizofreni Hastalarında Gri Madde Değişiklikleri (2011)
• The disrupted connection between cerebral hemispheres in schizophrenia patients: a diffusion tensor imaging study. (2011)
• The Disrupted Connection Between Cerebral Hemispheres in Schizophrenia Patients: A Diffusion Tensor Imaging Study (2011)
• Small Frontal Gray Matter Volume in First Episode Depression Patients (2010)
• Volumetric MRI studies of the hippocampus in major depressive disorder Meanings of inconsistency and directions for future research (2010)
• Psikofarmakoloji ve beyin görüntüleme (2010)
• İkiuçlu duygudurum bozukluğunun nörobiyolojisi (2010)
• [Small frontal gray matter volume in first-episode depression patients]. (2010)
• Automated classification of MR images for recognising Alzheimer's disease in living patients (2010)
• The relationship between 5-HTTLPR polymorphism and hippocampal volumes in medication-free depressed patients (2010)
• Correlation of serum BDNF levels with hippocampal volumes in first episode, medication-free depressed patients (2010)
• İrritabl barsak sendromu hastalarında cinsel-fiziksel istismar sıklığı ve majör depresif bozukluk öyküsü tanı ilişkisi (2010)
• The effect of depression, BDNF gene val66met polymorphism and gender on serum BDNF levels (2010)
• Lityumun metabolik yan etkileri (2010)
• Small Frontal Gray Matter Volume in First-Episode Depression Patients (2010)
• İlk Atak Depresyon Hastalarında Azalmış Frontal Korteks Hacimleri (2010)
• Association of the brain-derived neurotrophic factor Val66Met polymorphism with hippocampus volumes in drug-free depressed patients (2010)
• Volumetric MRI studies of the hippocampus in major depressive disorder: Meanings of inconsistency and directions for future research (2010)
• İdame Elektrokonvulzif Tedavi (2010)
• İdame elektrokonvulzif tedavi: kapsamlı bir gözden geçirme (2010)
• The frequency of sexual-physical abuse history in irritabl bowel syndrome patients and diagnostic relation with major depressive disorder history (2010)
• Smaller Hippocampus Volume Is Associated with Short Variant of 5-HTTLPR Polymorphism in Medication-Free Major Depressive Disorder Patients (2010)
• The effects of the duration of formal education on adult brain: A voxel-based morphometry (diffeomorphic anatomical registration using exponentiated lie algebra) DARTEL Study (2009)
• The Effects of the Duration of Formal Education on Adult Brain: A Voxel-Based Morphometry - (Diffeomorphic Anatomical Registration Using Exponentiated Lie Algebra) DARTEL Study (2009)
• The Effects of the Duration of Formal Education onAdult Brain A Voxel Based Morphometry Diffeomorphic Anatomical Registration UsingExponentiated Lie algebra DARTEL Study (2009)
• Serum BDNF levels correlate with hippocampal volumes in first episode, medication-free depressed patients (2009)
• Comparison of Atlas Based Segmentation and Manual Segmentation of Hippocampus (2009)
• Depresyon ve İrritabl Barsak Sendromu Birlikteliğinin Nörobiyolojisi (2009)
• Depresyon Patofizyolojisinde Hipokampusun Rolü (2009)
• Neurobiology of Depression and Irritable Bowel Syndrome Comorbidity (2009)
• No pituitary gland volume change in medication free depressed patients (2008)
• The association of BDNF gene val66met polymorphism with the serum BDNF levels in drug-free depressed patients (2008)
• The investigation of orbitofrontal cortex and amygdala association in depressed patients by structural equation modeling (2008)
• A dopamine dysregulation syndrome case presented with psychotic manic epizode (2008)
• No pituitary gland volume change in medication free depressed patients (2008)
• Nükleer manyetik rezonans görüntüleme: nöropsikiyatrik bozukluklarda temel kurallar ve yeni bulgular, (2007)
• Managing Treatment-Resistant Depression: Focusing on Increasing Serotonergic Transmission (2007)
• Cerebellar Cognitive Affective Syndrome (2007)
• Pituitary gland volumes in major depressive disorder patients (2007)
• Serebellar Bilişsel Duygulanımsal Bozukluk (2007)
• Şizofrenide beyin görüntüleme yöntemleri (2005)
• Şizofrenide nörogelişimsel ve nörodejeneratif hipotez, Araştırma ve Klinik Uygulamada Biyolojik Psikiyatri (2005)
• Şizofrenide elektrofizyolojik çalışmalar (2005)
• Araştırma ve Klinik Uygulamada Biyolojik Psikiyatri, Şizofreni Şizofrenide izlenen bilişsel değişiklikler (2005)
• Şizofrenide nöroanatomik ve nöral dizgelerdeki değişiklikler (2005)
• The effect of antidepressant treatment on N-acetyl aspartate levels of medial frontal cortex in drug-free depressed patients (2005)

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