Publications by authors named "Gueher Barut"

Background: Caesarean section (CS) is an important indicator of access to and quality of maternal health services. The WHO recommends the Robson 10-group classification system as a global standard for assessing, monitoring and comparing CS rates at all levels. Identification of the Robson groups that contribute the most to the overall CS is important to determine possible modifiable factors in our attempts to reduce the CS rate.

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Objective: Juvenile SLE (jSLE) is an autoimmune disease characterised by the presence of high levels of autoantibodies, predominantly targeting nuclear antigens, resulting in a breakdown of self-tolerance. However, its pathogenesis is multifactorial and poorly understood. The aim of this study was to evaluate the potential of nuclear factor-kappa B (NF-κB) and peroxisome proliferator-activated receptor-gamma (PPAR-γ) as biomarkers for jSLE.

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Objective: The limited predictive effect of genotype on familial Mediterranean fever (FMF) phenotype suggests that epigenetic factors and alternative mechanisms that may cause IL-1β release could contribute to phenotypic heterogeneity. The objective of this study was to examine the role of IL-1β levels and miR-21-5p, cathepsin B and pyrin levels, which were identified as potential factors causing IL-1β release through the use of bioinformatics tools, in the pathogenesis of FMF and their relationship with disease severity.

Materials And Methods: 50 paediatric patients with FMF and 40 healthy children were enrolled in this study.

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Setting up a global SARS-CoV-2 surveillance system requires an understanding of how virus isolation and propagation practices, use of animal or human sera, and different neutralisation assay platforms influence assessment of SARS-CoV-2 antigenicity. In this study, with the contribution of 15 independent laboratories across all WHO regions, we carried out a controlled analysis of neutralisation assay platforms using the first WHO International Standard for antibodies to SARS-CoV-2 variants of concern (source: NIBSC). Live virus isolates (source: WHO BioHub or individual labs) or spike plasmids (individual labs) for pseudovirus production were used to perform neutralisation assays using the same serum panels.

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The aim of this study was to determine the effect of Sparstolonin B (SsnB) on cell proliferation and apoptosis in human breast cancer (MCF-7) and human ovarian epithelial cancer (OVCAR-3) cell lines in the presence and absence of estradiol hemihydrate (ES). Phosphoinositol-3 kinase (PI3K), phosphorylated protein kinase B alpha (p-AKT), phosphorylated mTOR (mechanistic target of rapamycin) signaling proteins, and sphingomyelin/ceramide metabolites were also measured within the scope of the study. The anti-proliferative effects of SsnB therapy were evaluated over a range of times and concentrations.

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  • The study investigates the impact of the Edmonton Frailty Index (EFS) on postoperative complications and mortality rates in patients over 65 years old.
  • The observational study was conducted at a hospital in Turkey and included demographic data collection, preoperative frailty assessments, and postoperative evaluations using the Clavien-Dindo test.
  • Findings indicated that higher EFS scores correlated with longer hospital stays and increased ASA scores, emphasizing the importance of preoperative frailty assessments in older patients to forecast potential complications and outcomes.
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Purpose: Reducing renal ischemia is crucial for the function and survival of grafts from nonheartbeat donors, as it leads to inflammatory responses and tubulointerstitial damage. The primary concern with organs from nonheartbeat donors is the long warm ischemia period and reperfusion injury following renal transplantation. This study had two main goals; one goal is to determine how Necrostatin-1 targeting the PANoptosome affects PANoptosis in the nonheart-beating donor rat model.

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Purpose: This study aimed to examine the anatomical variations and morphometric characteristics of the sulci in the dural venous sinuses within the intracranial cavity, with a particular focus on sex differences and asymmetry.

Methods: Thirty fixed cadaveric heads were used to measure the dimensions (length, width, and depth) and spatial relationships of the dural venous sinus sulci within the intracranial cavity, including the distance to the midline, distance to each other, and lateral margin of the skull. Comparisons were made between sexes and sides of the body.

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This report describes a new configuration of the extensor digitorum longus (EDL) with two heads and two main tendons divided into four slips. During routine cadaver dissection, unilateral (right) EDL muscle belly and tendon variations were identified. The morphometric measurements of the EDL were conducted using Image J software.

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  • The study investigates the progression of Behçet's disease when it starts in childhood and how it affects patients in adulthood.
  • Out of 112 pediatric patients, 93 were analyzed, revealing that around 52.5% had major organ involvement, primarily affecting the eyes, with some showing new complications as they transitioned into adulthood.
  • The findings highlight the importance of continued monitoring for these patients, as nearly one-third experienced new symptoms or relapses post-childhood, underscoring the need for regular follow-ups to mitigate potential long-term damage.
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  • * This study analyzed serum samples from 20 atherosclerosis patients and 26 healthy individuals to assess the levels of miRNA-199a-5p and its link to LDL cholesterol.
  • * The findings showed that miRNA-199a-5p was significantly higher in patients and positively correlated with LDL cholesterol, suggesting it could serve as a valuable biomarker for diagnosing atherosclerosis.
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Aim: To examine the fiber-based anatomy of the medial pontine area (MPA), one of the most commonly used brainstem (BS) safe entry zones in neurosurgery.

Material And Methods: According to the protocol of Klingler and Ludwig, six BSs were kept in 10% formalin solution for at least 2 months. After removing the arachnoid mater, pia mater, and vascular structures, the samples were frozen at -16°C for at least 2 weeks.

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  • The study investigates the reasons behind early relaparotomies in living donor liver transplant recipients within the first 30 days post-surgery, emphasizing the ongoing prevalence of complications despite improved surgical practices.* -
  • Out of 535 patients analyzed between 2019 and 2021, 15.9% (85 patients) required early relaparotomy, with key factors like elevated creatinine and sodium levels, the use of left lobe grafts, and significant blood loss identified as independent risk factors.* -
  • Major causes for needing early relaparotomy included postoperative bleeding, biliary leakage, and vascular issues, highlighting the complexities of post-transplant care and the importance of monitoring at-risk patients.*
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Transitional care is essential to maintain the continuity of care in younger patients with rheumatic diseases. In this study, we aimed to assess the transition readiness of rheumatology patients who had already transferred from pediatric to adult care using a questionnaire. We included young adult rheumatology patients who had already transferred to adult rheumatology care.

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  • - The study aimed to compare the effects of connective tissue massage (CTM) and classic massage (CM) on pain and emotional aspects in women with primary dysmenorrhea (PD).
  • - Women with PD were divided into two groups receiving either CTM or CM over five days a week, and pain intensity along with emotional and functional status were measured before and after the massage sessions.
  • - Results showed that both CTM and CM reduced menstrual pain and related issues, but CTM was more effective in decreasing pain duration, improving emotional status, and reducing sleeplessness compared to CM.
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Objective: To compare sugammadex with neostigmine / atropine combination for reversal of neuromuscular blocker agents in terms of postoperative gastrointestinal motility in patients who underwent laparoscopic cholecystectomy.

Study Design: Experimental study. Place and Duration of the Study: University of Health Sciences, Izmir Bozyaka Training and Research Hospital, Izmir, Turkiye, between December 2020 and June 2021.

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Background: Diabetes mellitus-induced erectile dysfunction (DMED) is a common urological complication of diabetes, and current drugs often fail to provide an effective treatment. Smad2/3 signaling-mediated corporal fibrosis has a critical role in the molecular basis of DMED.

Aim: We investigated the effect of Niclosamide (Nic), an antihelmintic drug with antifibrotic effects, on erectile function in a rat DMED model.

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Background: Cryptococcus neoformans causes cryptococcosis, primarily affecting immunocompromised individuals, including solid-organ transplant recipients, and, less frequently, immunocompetent people.

Case: A 15-year-old male with congenital hepatic fibrosis, portal hypertension, and cirrhosis underwent orthotopic liver transplantation. He received perioperative antimicrobial and antifungal prophylaxis and continued immunosuppressive treatment.

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  • Inhibition of inflammation is crucial for treating interstitial cystitis (IC), and NK1R antagonists, like fosaprepitant (FOS), show promise in managing inflammatory diseases.
  • In a study, mice with cystitis induced by cyclophosphamide (CP) were treated with FOS, resulting in improved bladder function and reduced inflammatory markers.
  • FOS significantly decreased myeloperoxidase (MPO) activity and TLR4 expression in the bladder, suggesting its role in reducing inflammation and promoting recovery in IC models.
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  • The musculocutaneous nerve bypassed the coracobrachialis, sending a branch to the median nerve instead, with both the median nerve and brachial artery situated underneath the additional muscle head.
  • These anatomical differences may increase the risk of nerve and vascular issues during surgeries, highlighting the importance of careful pre-surgical assessment and awareness during procedures.
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This study aimed to evaluate and compare the antioxidant capacity and enzyme inhibitory activity of extracts, sub-extracts, and fractions prepared from the aerial parts and roots of A. pseudocartalinica. The phytochemical content of the active extracts was also analyzed.

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Decoctions of Ferula orientalis L. (Apiaceae), have been traditionally used to lower blood glucose levels (BGLs). After in vitro enzyme inhibition tests on the dichloromethane extracts of the roots (FOD) and the methanol extract of the roots (FOM), isolation studies were carried out on the FOD extract.

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Background: Speech changes significantly impact the quality of life for Parkinson's disease (PD) patients. Deep Brain Stimulation (DBS) of the Subthalamic Nucleus (STN) is a standard treatment for advanced PD, but its effects on speech remain unclear. This study aimed to investigate the relationship between STN-DBS and speech changes in PD patients using comprehensive clinical assessments and tractography.

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Objectives: Predicting the success of vaginal delivery is an important issue in preventing adverse maternal and neonatal outcomes. This study sought to examine whether measurement of the angle of progression (AoP) can predict a successful vaginal delivery following induction of labour (IoL) among late term nulliparous women with a low (4>) Bishop score.

Methods: This prospective study included consecutive nulliparous pregnant women whose gestational age was 41 weeks and 1-6 days (late-term).

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Regardless of whether they are benign or malignant, phyllodes tumors can behave unpredictably and aggressively. Sometimes they grow so quickly and can cause clinically different, rare, and difficult situations to manage. Because of these characteristics, they can be fatal, even if they are benign.

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