Publications by authors named "Toprak M"

Objectives: The study aimed to investigate and compare clinical features, disease activity, and the overall disease burden among psoriatic arthritis (PsA) patients across seven distinct geographic regions in Türkiye.

Patients And Methods: A multicenter cross-sectional study involving 1,134 PsA patients from 25 referral centers across seven regions was conducted. Demographic and clinical characteristics, comorbidities, joint involvement, extra-articular manifestations, and disease activity measures were evaluated across regions.

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Background: This study aimed to compare extracorporeal shock wave therapy (ESWT) with the use of stabilization splint in nonsurgical temporomandibular disorders treatments, and to evaluate the effects.

Methods: In this study, individuals, who are diagnosed with disc displacements with reduction according to the diagnostic criteria for temporomandibular disorder examination criteria. The patients in the first control group (n = 36) were applied a medical treatment + stabilization splint.

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Purpose: To examine the level of neutrophil-lymphocyte ratio and platelet-lymphocyte ratio in the pediatric patient group with keratoconus.

Methods: Patients aged 5-18 years with a diagnosis of keratoconus followed by the corneal department and children in the similar age group who were determined as controls were included in the study. Their topographies were evaluated.

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Article Synopsis
  • The study evaluated the effectiveness of the systemic lupus erythematosus risk probability index (SLERPI) in determining whether patients with idiopathic granulomatous mastitis (IGM) might have systemic lupus erythematosus (SLE).
  • A total of 62 IGM patients and 55 healthy controls were analyzed, focusing on demographic, clinical, and laboratory data, including various autoantibodies.
  • Results showed that 19.4% of IGM patients tested positive for SLERPI, indicating a notable association with arthritis and certain autoantibodies, suggesting SLERPI can help identify potential SLE cases within the IGM population.
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Generalised arterial calcification of infancy, an autosomal recessive disorder characterised by abnormal calcification of medium and large-sized arteries, represents a rare cause of dilated cardiomyopathy. We present the case of a two-month-old girl diagnosed posthumously with dilated cardiomyopathy. Studies suggest that early initiation of treatment can improve prognosis in generalised arterial calcification of infancy, so clinicians should be alert to the condition, especially in patients displaying generalised narrowing of medium and large-sized arteries.

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Article Synopsis
  • The study looked at harmful chemicals called persistent organic pollutants (POPs) in loggerhead turtles found on the Turkish coast, focusing on differences between male and female turtles.
  • Researchers tested 10 adult turtles (5 males and 5 females) after they passed away, examining different organs to see how much of these chemicals they contained.
  • They found that both male and female turtles had the highest levels of these pollutants in their fat, and the turtles can be used to help track pollution in the environment.
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Purpose: To evaluate the importance of the status of posterior vitreous in eyes with endophthalmitis following intravitreal anti-vascular endothelial growth factor (anti-VEGF).

Methods: The absence or existence of posterior vitreous detachment (PVD) was elicited in 23 eyes of 23 patients with injection related endophthalmitis, during pars plana vitrectomy (PPV) and compared with 24 control eyes of 24 patients who received intravitreal anti-VEGF without any complication.

Results: Thirtten (54.

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Objective: This cross-sectional online questionnaire-based study evaluated the knowledge, awareness, and behaviors of dentists and senior dental students regarding oral cancer (OC).

Materials And Methods: This study included 168 dentists and senior dental students who had completed all theoretical educations and clinical practices. An online survey was administered to all participants to assess their awareness of the risk factors for OC, clinical knowledge, and behaviors.

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Objective: Non-specific features of spondylodiscitis lead to a delay and challenge in the diagnosis/differential diagnosis/treatment processes, and thus, serious complications may arise. This study aims to compare brucellar, pyogenic, and tuberculous types of spondylodiscitis, considering their demographic, clinical, and laboratory differences. This may provide more rapid management and good outcomes.

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Nanoparticles (NPs) are currently developed for drug delivery and molecular imaging. However, they often get intercepted before reaching their target, leading to low targeting efficacy and signal-to-noise ratio. They tend to accumulate in organs like lungs, liver, kidneys, and spleen.

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Due to organ donor shortages, long transplant waitlists, and the complications/limitations associated with auto and allotransplantation, biomaterials and tissue-engineered models are gaining attention as feasible alternatives for replacing and reconstructing damaged organs and tissues. Among various tissue engineering applications, bone tissue engineering has become a promising strategy to replace or repair damaged bone. We aimed to provide an overview of bioactive ceramic scaffolds in bone tissue engineering, focusing on angiogenesis and the effect of different biofunctionalization strategies.

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Refugees are more vulnerable to COVID-19 due to factors such as low standard of living, accommodation in crowded households, difficulty in receiving health care due to high treatment costs in some countries, and inability to access public health and social services. The increasing income inequalities, anxiety about providing minimum living conditions, and fear of being unemployed compel refugees to continue their jobs, and this affects the number of cases and case-related deaths. The aim of the study is to analyze the impact of refugees and income inequality on COVID-19 cases and deaths in 95 countries for the year 2021 using Poisson regression, Negative Binomial Regression, and Machine Learning methods.

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This study aims to share the results of critically ill newborn cases with interrupted aortic arch (IAA) and Left ventricular outflow tract (LVOT) obstruction (LVOTO) who underwent the hybrid approach, which consists of bilateral pulmonary artery banding and/or patent ductus arteriosus stenting, as first-line treatment. This retrospective study includes the results of high-risk term newborns whom we applied a hybrid approach due to IAA and LVOTO in our clinic between January 1, 2021 and December 31, 2021. The demographic characteristics, hybrid approach methods and results of the cases were evaluated.

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Diffraction-limited resolution and low penetration depth are fundamental constraints in optical microscopy and in vivo imaging. Recently, liquid-jet X-ray technology has enabled the generation of X-rays with high-power intensities in laboratory settings. By allowing the observation of cellular processes in their natural state, liquid-jet soft X-ray microscopy (SXM) can provide morphological information on living cells without staining.

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In this study, the primary objective is to synthesize a novel fluorescent Rh-PP-Rh compound and explore its extensive range of photochemical behaviors. Initially, the synthesis of the novel Rh-PP-Rh was carried out for this purpose. Subsequently, UV-Vis and fluorescence spectroscopy were employed to investigate the interactions between Rh-PP-Rh and a diverse array of ions in aqueous solvent systems.

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Magnetic refrigeration (MR) is a cutting-edge technology that promises high energy efficiency and eco-friendliness, making it an exciting alternative to traditional refrigeration systems. However, the main challenge to its widespread adoption is cost competitiveness. In this context, the use of liquid metals as heat transfer liquids in the MR has been proposed as a game-changing solution.

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Purpose: The goal of this study was to pinpoint potential molecular pathways that may have contributed to the onset of pseudoexfoliation syndrome (PEX), a systemic illness associated with aging that has no known cause and is brought on by the deposition of fibrillary white flaky debris in ocular tissues.

Materials And Methods: Protein pools representing each group were created using two-dimensional gel electrophoresis (2DE) in conjunction with a matrix-assisted laser desorption ionization-time of flight/time of flight (MALDI-TOF/TOF) mass spectrometer. Aqueous humor (AH) from patients with PEX and cataracts was also collected for a comprehensive study of the data; ingenuity pathway analysis (IPA) was used for the discovered proteins.

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Gene therapy involves replacing a faulty gene or adding a new gene inside the body's cells to cure disease or improve the body's ability to fight disease. Its popularity is evident from emerging concepts such as CRISPR-based genome editing and epigenetic studies and has been moved to a clinical setting. The strategy for therapeutic gene design includes; suppressing the expression of pathogenic genes, enhancing necessary protein production, and stimulating the immune system, which can be incorporated into both viral and non-viral gene vectors.

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Two-photon polymerization (2PP) is an efficient technique to achieve high-resolution, three-dimensional (3D)-printed complex structures. However, it is restricted to photocurable monomer combinations, thus presenting constraints when aiming at attaining functionally active resist formulations and structures. In this context, metal nanoparticle (NP) integration as an additive can enable functionality and pave the way to more dedicated applications.

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This study aimed to investigate the duration of diagnostic delay in patients with psoriatic arthritis (PsA) and identify potential contributing factors using a comprehensive, population-based approach. Data were obtained from the Turkish League Against Rheumatism (TLAR)-Network, involving patients who met the CASPAR criteria. Diagnostic delay was defined as time interval from symptom onset to PsA diagnosis, categorized as ≤ 2 years and > 2 years.

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Deep frying is one of the strongest emission sources into indoor air. A vegetable margarine has recently been used in commercial kitchens. This study investigated the respiratory effects of exposure to its fumes in an experimental model.

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To investigate the distribution and toxicity of ruthenium nanoparticles (Ru NPs) injected intravenously in mice. We synthesized Ru NPs, followed their biodistribution by x-ray fluorescence (XRF) imaging and evaluated organ toxicity by histopathology and gene expression. Ru NPs accumulated, mainly in liver and spleen, where they were phagocyted by tissue macrophages, giving a transient inflammation and oxidative stress response that declined after 2 weeks.

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The aim of this study was to analyze the pregnancy process, especially the Familial Mediterranean fever (FMF) disease course and attack types during pregnancy, and to examine the relationship between disease-related factors and female infertility in FMF patients. The study, which was planned in a multicenter national network, included 643 female patients. 435 female patients who had regular sexual intercourse were questioned in terms of infertility.

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This study aims to investigate the relationship between disease duration and psychological burden in PsA and to identify the risk factors associated with psychological distress. Patients with PsA who met CASPAR classification criteria enrolled by Turkish League Against Rheumatism (TLAR)-Network. Patients were categorized into three groups based on disease duration: early stage (< 5 years), middle stage (≥ 5, < 10 years), and late stage (≥ 10 years).

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