Publications by authors named "Kuersat Aytekin"

Objective: The primary objective of this study was to identify the risk of metastasis to lymph nodes above the inferior mesenteric artery (IMA) in endometrioid-type endometrial cancer (EC) and the factors that influence metastasis.

Methods: The study included patients who had been operated on for endometrioid-type EC in three gynecological oncology centers between 2007 and 2023. The supramesenteric lymph node (SM-LN) is the region between the left renal vein and the IMA, whereas the inframesenteric lymph node (IM-LN) is the region between the IMA and the aortic bifurcation, as determined by the level of the IMA.

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Objective: Gastric cancer is the second most common cancer in the world, accounting for 650,000 deaths per year, and is observed in approximately 10% of the patients diagnosed. Extracellular matrix abnormalities have been documented in gastric cancer patients. The aim of our study was to understand the role of high levels of hyaluronan, an extracellular matrix glycosaminoglycan, and its mechanistic role in gastric cancer pathobiology.

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  • This study analyzed the 100 most cited articles on Cubital Tunnel Syndrome (CuTS) using bibliometric methods to gather data like citations, authors, and publication details.
  • The articles showed citation counts between 28 and 183, with the Journal of Hand Surgery - American Volume publishing the most articles and the USA contributing the majority.
  • The findings highlight surgical treatment as the primary focus of the articles and aim to guide future research on CuTS.
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Sustainability in beekeeping depends on identifying the factors affecting honey and beeswax yields (HY and BWY) - key products - and accurately predicting these yields. Therefore, this study aimed to predict HY and BWY using a classification and regression tree (CART), eXtreme Gradient Boosting (XGBoost) and Random Forest (RF) algorithms, and thermal image processing in Apis mellifera. In this study, 13 colonies of 6 different breeds raised in 10-frame Langstroth hives were used.

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Hygienic behavior (HB) is a crucial biological mechanism in honeybees that is associated with disease resistance. This study aimed to investigate the effect of the SNP18 sequence and environmental factors on the HB of honey bees, using a total of 14 colonies and 148 bee samples from seven different bee breeds. Association analysis revealed that colonies with Italian hybrids (IH) or young queens statistically (p < 0.

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Objective: This study aimed to investigate the most appropriate treatment options for patients with non-epithelioid malignant pleural mesothelioma.

Methods: We retrospectively analyzed patients with non-epithelioid malignant pleural mesothelioma who received treatment at our center.

Results: Forty-two patients were included in this study.

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  • T follicular helper (Tfh) cells, which are important for antibody production, rely heavily on the immunoreceptor PD-1, and its deficiency leads to weakened Tfh functions and impaired immune responses in mice.
  • Individuals lacking PD-1 or PD-L1 demonstrate fewer memory B cells and diminished antibody responses, highlighting the critical role of these molecules in immune system functionality.
  • PD-1 influences both the intrinsic and extrinsic aspects of B cell memory and antibody production, suggesting that disruptions in PD-1 signaling can lead to complications in immune responses, especially during anti-PD-1-PD-L1 therapies.
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  • The study aimed to evaluate the quality and readability of websites about Piriformis Syndrome by analyzing the top 200 results from a Google search.
  • Out of 138 websites assessed, 39 were deemed high-quality, primarily from scientific and health portals, but there was no significant difference in overall readability between high and low-quality sites except for specific readability scores.
  • The content analysis revealed that scientific websites provided more information about diagnosis, while non-profit sites discussed surgical options the most, highlighting varying content approaches among different types of websites.
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Background: As the incidence of diabetes mellitus increases, the incidence of diabetic foot also increases. This situation, which may lead to devastating complications and progress to limb loss for patients, exposes patients and their social environments to a big crisis. Thus, patients may seek secondary opinions from online sources about information they initially obtained from health institutions.

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  • - The study aimed to assess how reliable measurements of acromiohumeral distance are when taken with both standard and wireless ultrasound devices in patients suffering from subacromial impingement syndrome, a common cause of shoulder pain.
  • - A total of 61 participants underwent measurements in both a neutral position and at 60-degree abduction, with results showing excellent inter-machine reliability for both positions (ICC values of 0.97 and 0.96).
  • - Findings suggest that wireless ultrasound devices can produce measurements comparable to standard devices, indicating their potential for enhanced clinical use in evaluating shoulder issues.
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Cardiomyopathy, which is shortly defined as a disease of the myocardium, has a broad definition that includes many different diagnoses. Recent advances in cardiac imaging techniques, including basic and advanced echocardiography, computed tomography, nuclear medicine, and cardiac magnetic resonance, allow for a more accurate evaluation of volumes and thickness of cardiac chambers, systolic and diastolic function of the ventricules, and tissue structure. Multimodality imaging often provides the first clinical suspicion for specific etiologies, especially when the medical and family history is unclear, by identification of red flags of underlying systemic diseases.

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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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  • * A retrospective evaluation of 16 patients from January 2017 to January 2024 revealed significant differences in 30-day mortality rates between elective and emergency OSCs, with independent mortality factors including cardiac shock and low hematocrit levels.
  • * The average ICU stay was 8.7 days, with a mean hospital stay of 17.3 days and a 5-year overall survival rate of 43.75%, indicating that further research is needed to understand the implications of using EVAR beyond established guidelines.
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  • The study investigates how the FGF-2/Csp6I gene and environmental factors influence milk yield and reproductive traits in Holstein-Friesian cattle, emphasizing sustainability in dairy farming.
  • Researchers analyzed blood samples from 212 cattle using techniques like restriction fragment length polymorphism (RFLP) to determine genotypes and statistical software to evaluate genetic parameters.
  • Findings revealed significant impacts of the Csp6I polymorphism on various milk yield traits, with the A allele and AA genotype positively affecting milk production without harming reproductive performance.
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Chronic rhinosinusitis whit nasal polyps (CRSwNP) is the most common comorbid disease accompanying asthma. Omalizumab is a recombinant anti-immunoglobulin (Ig) E antibody, and studies suggest that omalizumab may also affect CRSwNP regardless of asthma. We aimed to assess the effect of omalizumab treatment on CRSwNP accompanying severe allergic asthma (SAA) patients.

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Bacterial cellulose (BC) has unique properties such as high tensile strength, high crystallinity, and high purity. The fiber length of BC causes different attributes. Therefore, the degradation of BC has been studied extensively.

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Aims: This preclinical study aimed to establish optical coherence tomography (OCT)-derived parameters that could be used in the clinical setting for assessing strut degradation in the third-generation drug-eluting resorbable magnesium scaffold (DREAMS-3G), and characterize the comparative degradation profile against its precursor device (Magmaris scaffold).

Methods And Results: Twelve DREAMS-3G and 10 Magmaris scaffolds were implanted in juvenile pigs, and OCT images obtained at baseline and follow-up (6 or 12 months). Strut degradation was assessed by planimetric analysis and compared with OCT-derived indices to validate their diagnostic accuracy.

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Introduction: Glyburide is a drug for the treatment of diabetes mellitus and has a potential effect on Alzheimer's disease. It is also a BCS Class 2 drug with low solubility and low permeability. Developing a nanosuspension formulation and increasing the solubility and dissolution rate of glyburide is required to overcome this challenge.

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  • PI3K is involved in immune function, and defects in the PI3K/AKT/mTOR pathway lead to issues like recurrent infections, autoimmunity, and abnormal immune cell proliferation.
  • The study analyzed 12 patients with different PIK3 variants, revealing a long diagnostic delay and common symptoms such as respiratory infections and autoimmune issues in those with activated PI3K delta syndrome (APDS).
  • Molecular genetic analysis is essential for accurate diagnosis of these immune defects, as laboratory findings can help distinguish between APDS and other conditions related to immune dysregulation.
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  • The BIOMAG-I study evaluated the first-in-human resorbable magnesium scaffold (DREAMS 3G) and showed positive outcomes for clinical results and late lumen loss after 12 months.
  • The current substudy looked into vascular healing parameters using optical coherence tomography (OCT) and intravascular ultrasound (IVUS), focusing on aspects like strut visibility and neointimal growth.
  • Results from 56 patients indicated that almost all scaffold struts became invisible by 12 months, with a favorable vascular healing response, including a significant decrease in protruding neointimal tissue.
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  • Lipoprotein(a) [Lp(a)] levels are linked to an increased risk of coronary artery disease (CAD), but how sex affects this relationship has been unclear.
  • A study analyzed data from 1,858 patients to see how Lp(a) correlates with CAD in men and women, using two Lp(a) thresholds (≥30 and ≥50 mg/dL).
  • Results showed that Lp(a) levels predict CAD risk differently by sex: ≥30 mg/dL was significant for women only, while ≥50 mg/dL was relevant for both men and women, suggesting different risk assessment methods might be needed based on sex.
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In livestock, temperature, humidity, and Temperature-Humidity Index (THI) affect the welfare, yields, health and viability of animals. This study aimed to develop optimal temperature, humidity, and THI thresholds for dairy farms in temperate climate regions using a fuzzy logic model. THI values were calculated using three different literature-derived equations, considering different temperature and humidity situations in dairy farms.

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