Publications by authors named "OEmercan Albayrak"

Introduction: Therapeutic plasma exchange (TPE) is crucial for saving lives when used appropriately. This study aimed to assess TPE's impact on tumor necrosis factor-like weak inducer of apoptosis (TWEAK) protein and IL-6 levels in critically ill pediatric patients.

Methods: Conducted between May 2022 and December 2022, the study observed pediatric intensive care unit (PICU) patients undergoing TPE, recording demographics, lab results, TWEAK, and IL-6 levels pre- and post-procedure.

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Objective: are clinically relevant for severity prediction and treatment of COVID-19 caused by SARS-CoV-2. We aimed to demonstrate the potential cytokines for severity prediction in the five days after symptom onset and describe the importance of serum cytokine levels for patients with different disease severity.

Materials And Methods: Hospitalized COVID-19 patients and healthy control participants were recruited, and serial sera were collected from COVID-19 patients.

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Article Synopsis
  • The study focuses on using waste frying oil as a carbon source to produce cost-effective rhamnolipids, overcoming common production barriers.
  • Optimal conditions for rhamnolipid production were identified, resulting in a yield of 2.97 g/l at specific temperature, pH, and incubation time.
  • The research indicates that using Halopseudomonas sabulinigri OZK5 for biosurfactant production is a promising biotechnological approach due to its eco-friendliness and efficiency.
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In this case report, a 19-year-old male patient with maxillary transverse deficiency, concave profile, and facial asymmetry is presented. In the case of transversal insufficiency, nonsurgical maxillary expansion was performed with the miniscrew-assisted rapid palatal expansion (MARPE) appliance to reduce the number of surgeries and provide both dentoalveolar and skeletal expansion. The periodontal soundness and short-term stability of the maxillary expansion were confirmed both clinically and radiologically.

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With the increasing utilization of exome and genome sequencing in clinical and research genetics, accurate and automated extraction of human phenotype ontology (HPO) terms from clinical texts has become imperative. Traditional methods for HPO term extraction, such as PhenoTagger, often face limitations in coverage and precision. In this study, we propose a novel approach that leverages large language models (LLMs) to generate synthetic sentences with clinical context, which were semantically encoded into vector embeddings.

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Progesterone is a steroid hormone primarily associated with pregnancy. A simple, rapid, and reliable high-performance liquid chromatography (HPLC) method has been developed and validated for the quantification of progesterone in human plasma. The method consists of a simple liquid-liquid extraction of progesterone and internal standard (estriol) from human plasma using a mixture of hexane and diethyl ether.

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Background: Intracranial hemorrhage (ICH) is reportedly rare but has high morbidity and mortality risk in persons with hemophilia. Although the risk factors that facilitate bleeding are known, the factors affecting the sequelae are not well known.

Objectives: We planned to investigate the risk factors for neurologic sequelae in children and adolescents with hemophilia suffering from ICH.

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Effective population size () is one of the most important parameters in evolutionary biology, as it is linked to the long-term survival capability of species. Therefore, greatly interests conservation geneticists, but it is also very relevant to policymakers, managers, and conservation practitioners. Molecular methods to estimate rely on various assumptions, including no immigration, panmixia, random sampling, absence of spatial genetic structure, and/or mutation-drift equilibrium.

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A peptic ulcer is a stomach lesion. It is generally caused by malnutrition, the use of anti-inflammatory medications, and an imbalance between mucosal defense systems. In fishes, the lubricous substance that called mucus secreted from the skin, prevents the entry of microorganisms that can enter the body through the skin.

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Skin injuries, such as burns, can result in an open wound that can lead to the deterioration of the skin, which acts as a protective barrier against external agents, and can cause serious health problems. Pectin, a plant-derived polysaccharide, is a suitable candidate for wound care due to its gel-forming ability and biocompatibility. Pectin absorbs wound exudates to form a soft gel and is known for its strong anti-inflammatory efects.

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Objective: In our study, the protective effect of dodder plant extract against encephalopathy induced by cholestatic liver disease model was investigated.

Methods: Spraque Dawley rats were used in the study. For the cholestatic liver disease model, the bile duct ligation (BDL) was applied.

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Background: The SIPPET randomized clinical trial showed that in previously untreated patients (PUPs) with severe hemophilia A, treatment with plasma-derived factor (F)VIII (pdFVIII) within the first 50 exposure days (EDs) was associated with a lower cumulative incidence of inhibitors than with recombinant FVIII (rFVIII). Switching to rFVIII beyond 50 EDs with pdFVIII is a treatment often implemented by many centers. The question is whether or not this switch may induce a risk of inhibitor development.

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Osteogenesis imperfecta (OI) is an autosomal dominant disease that affects the teeth and the musculoskeletal system. Orthodontic treatment in OI patients may be risky due to the fragility of dental hard tissues. Clear aligners may be considered a suitable orthodontic treatment method for these patients.

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Article Synopsis
  • The study investigates the relationship between residual right-to-left shunt (RLS) after percutaneous patent foramen ovale (PFO) closure and specific PFO structural features identified via transoesophageal echocardiography (TEE).
  • Out of 123 patients screened for PFO closure due to cryptogenic stroke, 103 were successfully treated, with 21% showing significant residual RLS within an 18-month follow-up period.
  • The research finds that certain anatomical characteristics, like aortic rim and IVC-PFO tunnel angle, are significantly associated with the presence of residual RLS, suggesting the IVC-PFO tunnel angle as a useful indicator for predicting RLS after PFO closure.
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Background: Hallux valgus is a deformity characterized by lateral deviation of the big toe and medial deviation of the first metatarsal, causing difficulty in walking and requiring various treatments. Despite its multifactorial etiology, the role of the tibialis anterior tendon in hallux valgus and its variations in the morphology of tibialis anterior tendon distal insertion sites have not been fully explored. This study aimed to evaluate the effect of such variations on hallux valgus using magnetic resonance imaging.

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Background: Hemophilia B (HB), an X-linked recessive inherited bleeding disorder, exhibits a high prevalence among males.

Objectives: To present the first national cohort of persons with HB to define the demographics, clinical characteristics, and treatment patterns in Turkey.

Methods: This multicenter, retrospective study included 433 alive persons with HB registered in 35 centers between 1961 and 2018.

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Pulsus alternans describes an arterial pulse waveform that shows alternating strong and weak beats despite a regular rhythm. Either discovered during physical examination or catheterization, pulsus alternans indicates severe left ventricular (LV) dysfunction and poor prognosis. There has been considerable debate about the underlying mechanism.

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Article Synopsis
  • Single-cell RNA sequencing (scRNAseq) and flow cytometry in skin research are expensive and complex, often limiting their use for researchers, particularly when analyzing both RNA and protein from the same samples.* -
  • The study introduces a new sample multiplexing strategy that allows for simultaneous scRNAseq and flow cytometry on paired blood and skin samples, enhancing data collection and analysis across healthy and inflamed specimens.* -
  • This novel approach not only cuts costs by 2-4 times and reduces technical issues but also includes detailed protocols for implementation, making advanced skin analysis techniques more accessible for researchers.*
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  • - This study investigates how pre-existing renal impairment affects outcomes for patients with upper tract urothelial carcinoma (UTUC) who underwent radical nephroureterectomy (RNU), utilizing data from an international registry.
  • - Out of 1393 patients analyzed, those with chronic kidney disease (CKD) had worse disease-free survival (DFS) compared to patients with normal renal function; CKD was linked to a higher likelihood of poor outcomes.
  • - The study concludes that while pre-existing kidney issues don't impact overall survival (OS), they do correlate with worse DFS, highlighting the importance of renal health in treatment planning for UTUC patients.
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Background: The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2 virus) has been a major cause of significant morbidity and mortality. Acute kidney injury (AKI) has been seen in COVID-19-infected subjects, and it has frequently resulted in an abnormal estimated glomerular filtration rate. Colchicine, an immunomodulatory drug, was used in several studies in the early stages of the pandemic.

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Article Synopsis
  • The study evaluated the effects of connective tissue massage on postmenopausal symptoms, quality of life, and insomnia in 57 women, dividing them into a massage group and a control group.
  • The massage group experienced significant improvements in menopausal symptom severity and associated wellness measures, except for insomnia, over a 4-week period with three 15-minute sessions each week.
  • The findings suggest that connective tissue massage could be an effective short-term treatment to enhance physical and emotional health in postmenopausal women, although further research is necessary to assess long-term benefits.
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Astrogeodetic deflections of the vertical (DoVs) are close indicators of the slope of the geoid. Thus, DoVs observed along horizontal profiles may be integrated to create geoid undulation profiles. In this study, we collected DoV data in the Eastern Swiss Alps using a Swiss Digital Zenith Camera, the COmpact DIgital Astrometric Camera (CODIAC), and two total station-based QDaedalus systems.

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Objective: In this study, we aimed to obtain real-life data on the use of antimyeloma agents, which significantly increase overall survival (OS) in multiple myeloma (MM) patients, in primary plasma cell leukemia (pPCL) patients with poor prognosis.

Materials And Methods: Data from 53 patients who were diagnosed with pPCL between 2011 and 2020 and who used at least one proteasome inhibitor (PI) and/or immunomodulatory (IMID) agent were analyzed retrospectively. Depending on the year of the pPCL diagnosis, 20% leukocytes or ≥2x10/L plasma cells in the peripheral blood was used as a diagnostic criterion.

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Introduction: The effect of isotretinoin on inflammatory markers has been reported with conflicting results. No studies have been reported on the relationship between isotretinoin and lymphocyte/high-density lipoprotein cholesterol [HDL-C] ratio (LHR), neutrophil/HDL-C ratio (NHR), or platelet/HDL-C ratio (PHR) in acne patients.

Objectives: We aimed to investigate how isotretinoin affects the inflammatory markers, including LHR, NHR, and PHR, in acne vulgaris patients.

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