10,282 results match your criteria: "Marmara University.[Affiliation]"

The increasing global prevalence of Alzheimer's disease necessitates the development of novel therapeutic approaches. Neurodegenerative diseases are associated with increased oxidative stress and levels of cholinesterase enzymes. Hence, the development of cholinesterase inhibitors and antioxidants may provide neuroprotective effects.

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Aim: Colorectal cancer (CRC) ranks as the second most diagnosed and third most deadly cancer worldwide. Despite advances in early diagnosis and treatment, CRC remains a leading cause of cancer-related deaths. Up to 30% of CRC patients are diagnosed during emergency department visits, leading to surgical procedures that may not adhere to oncological principles due to complications like obstruction, bleeding, or perforation.

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Navigating resistance on digital platforms: delivery and transportation labor in Türkiye.

Front Sociol

December 2024

Department of Labor Economics and Industrial Relations, Faculty of Economics, Marmara University, Istanbul, Türkiye.

Digital platforms are transforming the world of work. However, platforms operating in similar fields of activity encounter varying mechanisms of opposition, as a result of different degrees of professional institutionalization and their relations with the state. This study examines the diversified labor/capital struggle processes on platforms operating at different points of urban mobility in Istanbul and makes an evaluation between delivery and transportation platforms.

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The impact of traumatic brain injury on visual processing: a neuro-ophthalmological perspective.

Postgrad Med J

December 2024

Department of Research and Education, Oli Health Magazine Organization, Research, and Education, Kigali, Rwanda.

Introduction: Traumatic brain injury (TBI) is a critical global health issue characterized by perturbance in cerebral function attributed to mechanical force. TBI often precipitates significant visual impairment that negatively impacts the patients' quality of life. This review examines the effects of TBI on visual function from a neuro-ophthalmological perspective, focusing on the assessment, diagnostics, and management of associated sequelae.

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Sex differences in clinical and polysomnographic features of obstructive sleep apnea: The Turkish sleep apnea database (TURKAPNE) cohort.

Sleep Med

December 2024

Department of Pulmonary Medicine, Koc University School of Medicine, Istanbul, Türkiye; Koc University Research Center for Translational Medicine (KUTTAM), Istanbul, Türkiye; Department of Molecular and Clinical Medicine, Institute of Medicine, University of Gothenburg, Sahlgrenska Academy, Gothenburg, Sweden; Department of Clinical Sciences, Respiratory Medicine and Allergology, Lund University School of Medicine, Lund, Sweden; Division of Pulmonary, Allergy, and Critical Care Medicine, University of Pittsburgh School of Medicine, Pittsburgh, PA, USA. Electronic address:

Background: Previous reports from relatively small clinical cohorts have suggested that the clinical presentation of obstructive sleep apnea (OSA) differs between men and women.

Objective: We aimed to explore sex differences in clinical and polysomnographic features of OSA in a large nationwide registry.

Methods: Participants from the ongoing Turkish Sleep Apnea Database (TURKAPNE) Study from 34 centers were included in the current analysis.

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Base-catalyzed thiol-epoxy reactions: Energetic and kinetic evaluations.

J Mol Graph Model

December 2024

Chemical Engineering Department, Ondokuz Mayıs University, 55139, Samsun, Turkey. Electronic address:

The mechanism of the base-catalyzed thiol-epoxide stage of the thiol-ene/thiol-epoxide curing process was investigated using quantum chemical tools. This study searched for conventional tertiary amines with low to medium basicity as initiators to control reaction rates and tailor industrial applications. Challenges arise from the stronger basicity of initiators, leading to an uncontrollable and short curing application period.

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The most prevalent form of thyroid cancer is papillary thyroid carcinoma, of which warthin-like papillary thyroid carcinoma (WLPTC) is an uncommon variant. The symptoms, diagnosis and course of treatment for this subtype of papillary thyroid cancer are comparable to those of the classic variety. It is usually associated with Hashimoto's thyroiditis and is considered to have a favourable prognosis.

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DMFT-Related Dental Plaque Scoring by Using Different Imaging Systems.

J Esthet Restor Dent

December 2024

Department of Restorative Dentistry, Faculty of Dentistry, Marmara University, Istanbul, Turkiye.

Objective: This study aimed to compare dental plaque scores measured using clinical examination and different imaging methods.

Materials And Methods: Twenty-eight volunteers were included in the study and divided into two groups according to DMFT (D: Decayed, M: Missing, F: Filling, T: Teeth) scores (under 3 and over 10). Dental plaque on anterior labial surfaces' was scored using clinical visual examination with/without staining and different imaging systems (Digital photography, intraoral digital scanning, FluoreCam).

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Background: We retrospectively analyzed the patients who underwent prone positioning (PP) for acute respiratory failure after pulmonary endarterectomy (PEA).

Methods: One hundred twenty five patients underwent PEA and the outcome related to patients who underwent PP for acute respiratory failure after surgery was analyzed.

Results: Thirteen patients (10%) underwent PP at the mean duration of 28.

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Aims: Urinary tract infections are one of the most common reasons for antibiotic prescription. The widespread use of antibiotic treatments contributes to the global health problem of antimicrobial resistance development. To slow down the progression of antimicrobial resistance, it is essential that we explore nonantibiotic preventive treatments for this common condition.

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The ongoing conflicts in the Middle East have led to a substantial influx of Syrian refugees, exposing them to severe traumatic experiences and contributing to a range of mental health issues. This systematic review examines psychotherapeutic interventions employed in psychological treatment studies with Syrian refugees, focusing on 22 articles identified across Scopus, PubMed, Web of Science, and ScienceDirect. The review highlights the need for psychotherapeutic intervention for Syrian refugees due to the high prevalence of post-traumatic stress, depression, anxiety, grief, and loss which results from an increased risk of various forms of violence and exploitation.

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Signs of virilization, such as clitoromegaly, labio-scrotal fusion, and urogenital sinus may be observed in females with 21-hydroxylase deficiency (21-OHD) and other rare virilizing forms of congenital adrenal hyperplasia (CAH). This makes sex determination difficult, and multiple reconstructive surgeries in the postnatal period may be required. As 21-OHD is an autosomal recessive disease, the chance of any child being affected is one in four and so only one in eight will be an affected female.

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Background: Evidence indicates that central sensitization (CS) plays a role in subacromial impingement syndrome (SIS). Reduced treatment response has been associated with pretreatment pain sensitization features, such as CS-related symptoms.

Methods: Patients who received subacromial steroid injection were evaluated before the injection, at the first and third months.

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Introduction: Despite the rapid evolution in management of metastatic renal cell carcinoma (mRCC) over the past decade, challenges remain in accessing new therapies in some parts of the world. Despite therapeutic advancements, attrition rates remain persistently high. This study aims to assess the treatment patterns and attrition rates of patients with mRCC in oncology clinics across Turkey.

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Purpose: To investigate the effects of varicocelectomy on premature ejaculation (PE) in patients with varicocele and infertility.

Methods: A total of 82 sexually active patients aged 18 years or over who had undergone microscopic subinguinal varicocelectomy with a clinical diagnosis of varicocele in 14 urology clinics between October 2021 and March 2023 with primary infertility were evaluated prospectively Patients were evaluated using the Turkish validated form of the 'Premature Ejaculation Diagnostic Tool' (PEDT) scale. A PEDT score of 11 or above was taken to indicate the presence of PE.

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Epilepsy is one of the oldest neurological disorders discovered by mankind. This condition is firmly coupled with unprovoked seizures stimulated by irrepressible neuroelectrical blasts. Orally taken valproate family has been employed for prophylactic management; however, oral administration is not applicable for critical scenarios, thus calling for medication routes fulfilling necessities of immediate innervation.

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Background: This study aimed to evaluate the accuracy of laser fluorescence (LF) readings in detection of caries removal by various techniques (CRTs).

Methods: A hundred and eighty extracted human molar teeth included in the study which were scored 3, 4, and 5 according to ICDAS. Each score group was randomly assigned to 4 subgroups according to CRT including ceramic bur (Group A), carbide bur (Group B), carbide bur with alumina abrasion (Group C), and carbide bur with bioactive glass (BAG) abrasion (Group D) (n = 15 for each group).

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This study aims to evaluate the role of <50% stenotic cervical carotid artery plaques in embolic stroke of undetermined source (ESUS), focusing on plaque characteristics in symptomatic versus asymptomatic carotid arteries (contralateral). In this cross-sectional observational study, 81 patients who met the diagnostic criteria for ESUS and underwent were retrospectively analyzed. Carotid plaques causing <50% stenosis were examined, noting features such as plaque thickness, degree of luminal stenosis, irregularity, ulceration, calcification, and hypodensity.

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Background: The objective of this study was to evaluate the levels of Vascular Peroxidase 1 (VPO1), humanin, and MOTS-c in relation to miR-200c expression in untreated preeclamptic pregnancies, and to compare these findings with endoglin levels.

Methods And Results: In this study, blood samples were collected from preeclamptic patients presenting to the clinic prior to the initiation of treatment. The levels of endoglin, VPO1, humanin, and MOTS-c were measured using enzyme-linked immunosorbent assay (ELISA), while miR-200c expression was quantified using reverse transcription polymerase chain reaction (RT-PCR).

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Background: ATX-FGF/SCA27A has been exclusively associated with heterozygous variants in the FGF14 gene, presenting with postural tremor, slowly progressive cerebellar ataxia, and psychiatric and behavioral disturbances.

Objectives: This study describes the first case of ATX-FGF/SCA27A linked to a biallelic frameshift variant in the FGF14 gene.

Methods: Whole-exome sequencing (WES) was conducted using the Illumina NovaSeq 6000 platform, and the identified variant was confirmed using Sanger sequencing.

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Background: Various studies have shown that the incidence of BSI is greater in COVID-19 patients hospitalized in the intensive care unit (ICU).

Aims: Our study aimed to determine the risk factors for BSI, mortality rates, and factors affecting mortality in adult COVID-19 patients hospitalized in the ICU.

Methods: All COVID-19 patients who met the study criteria and stayed in intensive care for more than 2 days at a tertiary university hospital during the two-year pandemic period were included in the study.

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The 6-Item Self-Efficacy Scale in Chronic Disease Management in Women With Endometriosis: A Turkish Validity and Reliability Study.

J Eval Clin Pract

February 2025

Department of Obstetrics and Gynaecology Nursing, Division of Nursing, Faculty of Health Sciences, Marmara University, Istanbul, Turkey.

Objective: This study aimed to adapt the 6-Item Self-Efficacy Scale for Chronic Disease Management (SEMDC-6S) to women with endometriosis in the Turkish population and to evaluate its validity and reliability.

Methods: This methodological study comprised of 200 women with endometriosis. The construct validity of the scale was tested using the confirmatory factor analysis methods.

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Purpose: Achromobacter spp. may form biofilm in patients' respiratory tracts and cause serious infections. This research examined the bactericidal and synergistic effects of ceftazidime/avibactam (CZA) alone and in combination with different antibiotics against Achromobacter spp.

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Background: Hereditary hypophosphatemia (HH), is a rare condition related to decreased renal tubular phosphate reabsorption. Although X-linked hypophosphatemia or PHEX gene variant is the most frequent cause of HH, recent advances in next-generation sequencing (NGS) techniques enable the identification of genetic etiologies as a whole.

Objective: To identify genetic causes of HH using various genetic testing methods and to compare clinical features between FGF23-dependent and FGF23-independent HH groups.

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