Publications by authors named "Cetin G"

Montelukast, a leukotriene receptor antagonist (LTRA) approved for the treatment of asthma and allergic rhinitis, is widely used, though real-world data on its application in asthma management remain limited. This registry-based study evaluated the use of montelukast in adult asthma patients, examining demographic and disease characteristics, asthma control status, asthma phenotypes, presence of atopy, and treatment regimens. Among 2053 patients analyzed, 61.

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Introduction: AS is a chronic disease with an inflammatory serum microenvironment characterized by increased oxidative stress (OS). Along with OS, reactive oxygen species (ROS) are elevated in patients with AS. Overexpression of ROS causes active inflammatory processes leading to the secretion of pro-inflammatory factors, including tumor necrosis factor-alpha (TNF-α).

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Current guidelines recommend adding long-acting muscarinic antagonists (LAMAs) in patients with uncontrolled asthma, despite the use of moderate to high doses of inhaled steroid-long-acting beta agonists (ICS/LABA). This study aims to analyze the factors related to the prescription of add-on LAMA in clinical practice for asthma patients, shedding light on physicians' preferences. This study included adult asthma patients on add-on LAMA and ICS/LABA monitored for at least one year in a national registry comprising 2053 asthmatics.

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Article Synopsis
  • - The study addresses the environmental threat posed by pollutants, particularly focusing on cadmium contamination in wastewater from industrialization and increased human needs.
  • - Researchers synthesized calcium phosphate nanomaterials (Ca(PO) NM) from biodegradable eggshells as a greener solution for removing toxic cadmium ions in synthetic domestic wastewater.
  • - The effectiveness of these nanomaterials was assessed through multiple experiments, including cytotoxicity studies, optimization of removal parameters, and modeling their adsorption capacity, confirming that they are a viable option for cleaning contaminated water.
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Background: Central nervous system lymphoma (CNSL) is a devastating disease with a poor prognosis. Early diagnosis, monitoring of the treatment response, and outcome prediction carry the utmost importance in the management of patients with CNSL. Surgical biopsy is the gold standard for tissue diagnosis, however, this procedure has potential complications.

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Objective: This study aimed to investigate the plasma and milk pharmacokinetics, as well as the withdrawal time (WT) from milk of tolfenamic acid (2 and 4 mg/kg) following intravenous (IV) administration to eight healthy lactating Akkaraman sheep.

Methods: The trial was conducted in two periods in accordance with a crossover pharmacokinetic design. The concentrations of tolfenamic acid in the plasma and milk were determined using high-pressure liquid chromatography and evaluated using non-compartmental analysis.

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Filippi syndrome is a rare genetic disorder characterized by growth and neurodevelopmental delays, dysmorphism, and selective limb abnormalities. Although the syndrome was described approximately four decades ago, only a few families with molecularly confirmed diagnoses have been reported. In this article, we present three new patients of Filippi syndrome with unusual clinical and genetic aspects.

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Pontocerebellar hypoplasia (PCH) is a heterogeneous group of neurodegenerative disorders characterized by hypoplasia and degeneration of the cerebellum and pons. We aimed to identify the clinical, laboratory, and imaging findings of the patients with diagnosed PCH with confirmed genetic analysis. We collected available clinical data, laboratory, and imaging findings in our retrospective multicenter national study of 64 patients with PCH in Turkey.

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Introduction: Invasive Candida infections have recently shown a significant increase in prevalence and are associated with high mortality rates. Initiating early antifungal treatment in patients with candidemia is vital. The aim of our study was to compare the antifungal susceptibility results of a new method called Flat Plate Method modified from reference "Clinical and Laboratory Standards Institute (CLSI) microdilution method by us with Sensitititre Yeast One colorimetric method and the reference CLSI method.

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The crystal structures and Hirshfeld surface analyses of three similar compounds are reported. Methyl 4-[4-(di-fluoro-meth-oxy)phen-yl]-2,7,7-trimethyl-5-oxo-1,4,5,6,7,8-hexa-hydro-quinoline-3-carboxyl-ate, (CHFNO), (), crystallizes in the monoclinic space group 2/ with = 8, while isopropyl 4-[4-(di-fluoro-meth-oxy)phen-yl]-2,6,6-trimethyl-5-oxo-1,4,5,6,7,8-hexa-hydro-quinoline-3-carb-oxyl-ate, (CHFNO), () and -butyl 4-[4-(di-fluoro-meth-oxy)phen-yl]-2,6,6-trimethyl-5-oxo-1,4,5,6,7,8-hexa-hydro-quinoline-3-carboxyl-ate, (CHFNO), () crystallize in the ortho-rhom-bic space group with = 8. In the crystal structure of (), mol-ecules are linked by N-H⋯O and C-H⋯O inter-actions, forming a tri-periodic network, while mol-ecules of () and () are linked by N-H⋯O, C-H⋯F and C-H⋯π inter-actions, forming layers parallel to (002).

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White matter (WM) fiber tract differences are present in autism spectrum disorder (ASD) and could be important markers of behavior. One of the earliest phenotypic differences in ASD are language atypicalities. Although language has been linked to WM in typical development, no work has evaluated this association in early ASD.

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Primary effusion lymphoma and its tissue-based subtype extracavitary/solid variant was first described in human immunodeficiency virus (HIV)-seropositive patients. We report the case of a 50-year-old HIV-seronegative male patient who presented with icterus and cholestasis. Computed tomography revealed a 80 × 56 mm abdominal mass.

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In the title compound, CHFNO, which crystallizes in the ortho-rhom-bic 2 space group with = 4, the 1,4-di-hydro-pyridine ring adopts a distorted boat conformation, while the cyclo-hexene ring is in a distorted half-chair conformation. In the crystal, the mol-ecules are linked by N-H⋯O and C-H⋯O inter-actions, forming supra-molecular chains parallel to the axis. These chains pack with C-H⋯π inter-actions between them, forming layers parallel to the (010) plane.

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The effect of IgG4, which constitutes the least of the IgG subclasses, on the pathogenesis and prognosis of lymphoma or solid tumors is one of the research topics of interest in recent years. The role of IgG4, which has been reported to suppress antitumor immunity, in classic Hodgkin's lymphoma (cHL), which is recognized by its pathognomonic microenvironment, is not yet clearly known. The aim of this study was to determine IgG4-positive plasma cell density in the cHL microenvironment and to compare it with histopathological and clinical parameters.

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Objectives: The aim of this study was to retrospectively evaluate the effect of plasmapheresis treatment concomitant with chemotherapy and the number of sessions on renal improvement and survival in patients with newly diagnosed multiple myeloma (MM) presenting with acute kidney injury (AKI).

Material And Methods: Retrospective analysis was performed on 55 newly diagnosed MM patients who were presented with AKI to the Hematology Clinic of University of the Health Sciences Antalya Training and Research Hospital between 2013 and 2021.

Results: The study included 55 patients between 39 and 91 years of age and comprised 22 (40%) women and 33 (60%) men.

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The pharmacokinetics of meloxicam was studied in 1-, 6-, and 12-month-old sheep following a single intravenous (i.v.) dose of 1 mg/kg.

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Article Synopsis
  • - A 37-year-old woman with a severe fear of flying experiences panic disorder-like symptoms, including chest pain and fainting, during a flight.
  • - Medical tests reveal she has Takotsubo cardiomyopathy, indicated by a significantly reduced heart function and specific heart wall motion abnormalities.
  • - Additionally, an MRI shows evidence of posterior reversible encephalopathy (PRES), emphasizing the connection between Takotsubo cardiomyopathy and this neurological condition.
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The journey of using anticholinergics in the treatment of asthma started with anticholinergic-containing plants such as Datura stramonium and Atropa belladonna, followed by ipratropium bromide and continued with tiotropium, glycopyrronium, and umeclidinium. Although antimuscarinics were used in the maintenance treatment of asthma over a century ago, after a long time (since 2014), it has been recommended to be used as an add-on long-acting antimuscarinic agent (LAMA) therapy in the maintenance treatment of asthma. The airway tone controlled by the vagus nerve is increased in asthma.

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Introduction: National data on asthma characteristics and the factors associated with uncontrolled asthma seem to be necessary for every country. For this purpose, we developed the Turkish Adult Asthma Registry for patients with asthma aiming to take a snapshot of our patients, thereby assigning the unmet needs and niche areas of intervention.

Methods: Case entries were performed between March 2018 and March 2022.

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Koolen-de Vries syndrome (KdVS) is a rare multisystemic disorder caused by a microdeletion on chromosome 17q21.31 including KANSL1 gene or intragenic pathogenic variants in KANSL1 gene. Here, we describe the clinical and genetic spectrum of eight Turkish children with KdVS due to a de novo 17q21.

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Bietti crystalline dystrophy (BCD) is a rare, genetically determined chorioretinal dystrophy presenting with intraretinal crystalline deposits and varying degrees of progressive chorioretinal atrophy commencing at the posterior pole. In some cases, there can be concomitant corneal crystals noted first in the superior or inferior limbus. gene, a member of the cytochrome P450 family is responsible for the disease and more than 100 mutations have been defined thus far.

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Background: The study aims to evaluate the neurodevelopmental outcomes of neonates with myelomeningocele (MMC) operated in the postnatal period.

Methods: This is a prospective follow-up study in a tertiary neonatal intensive care unit. Neurodevelopmental outcomes of term neonates operated for MMC and healthy term newborns were compared with the Bayley Scales of Infant and Toddler Development -Third Edition (BSID III) at 12-18 months.

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Article Synopsis
  • Proteasome inhibition is a primary treatment for multiple myeloma (MM), but the immunological effects of disrupting the ubiquitin-proteasome system (UPS) are not fully understood.
  • *The study tested several protein homeostasis disruptors on MM cells to see if they could induce immunogenic cell death (ICD), finding that while bortezomib (BTZ) triggered type I interferon responses, other treatments like ONX0914 and RA190 did not have significant immunological impacts.
  • *The research highlighted that inhibiting de-ubiquitination with PR619 led to strong type I IFN responses and improved dendritic cell maturation, suggesting it could be a valuable strategy for enhancing current MM therapies
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