Publications by authors named "Oztuzcu S"

Article Synopsis
  • Lung cancer is the most common cancer globally and a major cause of cancer-related deaths, with long non-coding RNAs (lncRNAs) playing crucial roles in its development and progression.
  • Previous research has identified various lncRNAs involved in lung cancer, but many remain unexplored.
  • The study focused on THRIL, NEAT1, and LOC105376095, finding that NEAT1 and LOC105376095 showed significant expression changes in lung tumors, with LOC105376095 linked to disease severity, suggesting it could serve as a potential biomarker for diagnosis and treatment.
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Autophagy is a type II programmed cell death mechanism that plays a critical role in preserving cellular homeostasis through the regulation of protein, lipid, and organelle quality control. It has become gradually evident that autophagy plays a fundamental role in the initiation and progression of various types of human cancers. Nevertheless, its significance in non-melanoma skin cancers, particularly in basal cell carcinoma, has not been well documented and remains largely elusive.

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Purpose: Recent studies indicate that circulating micro RNAs (miRNAs) are novel class of non-invasive biomarkers with diagnostic and prognostic information. We evaluated the miRNA expressions in bladder cancer (BC) and their associations with disease diagnosis.

Methods: We profiled the expressions of 379 miRNAs in the plasma samples from patients with non-muscle invasive bladder cancer (NMIBC) (n = 34) and non-malignant urological diseases as a control group (n = 32).

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Objective: Although attention deficit hyperactivity disorder (ADHD) is a disease with high genetic transition, our knowledge about the mechanism of the disease is limited. In this study, it was aimed to evaluate the levels of miR-132-3p and miR-942-5p that are associated with the dopamine carrier protein gene (DAT1) and dopamine receptor 5 (DRD5) genes, which have been shown to play a role in the development of ADHD.

Methods: According to the Diagnostic and Statistical Manual of Mental Disorders 5th edition, 50 children diagnosed with ADHD and 48 healthy controls were included in the study.

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Background: Corticosteroids are used in the treatment of asthma. The aim of this study was to determine the efficacy of anti-IgE and anti-TNF alpha as asthma treatments.

Methods: A mouse model of chronic asthma was developed.

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Purpose: The aim of this study is to clarify the relationship between recurrence risk of breast cancer and methylenetetrahydrofolate reductase (MTHFR) C677T polymorphisms.

Patients And Methods: Breast cancer patients who had undergone surgery in Gaziantep University Oncology Hospital between June 2005 and June 2012 were followed-up and retrospectively enrolled in this study. Blood samples were collected from all patients to assess MTHFR C677T polymorphisms.

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Background: Interindividual variability of pharmacogenetics may account for unpredictable neurotoxicities of taxanes.

Methods: From March 2011 to June 2015, female patients with operable breast cancer who had received docetaxel- or paclitaxel-containing adjuvant chemotherapy were included in this study. All patients were treated with single-agent paclitaxel intravenously (IV) 175 mg/m(2) every 3 weeks for four cycles, or IV 80 mg/m(2) weekly for 12 cycles, and IV 100 mg/m(2) docetaxel for four cycles as adjuvant treatment.

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Background: Respiratory distress syndrome (RDS) of the newborn is one of the most common causes of morbidity and mortality in preterm infants. Our objective was to determine the association between Rho-kinase (ROCK1 and ROCK2) gene polymorphisms and RDS in preterm neonates.

Methods: A total of 193 preterm infants with RDS and 186 preterm infants without respiratory problems were included in this study.

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The annual economic burden of visual disorders in the United States was estimated as $139 billion. The World Health Organization has listed glaucoma in the top 10 priority eye diseases. Primary open-angle glaucoma (POAG) is a common subtype, with a lack of clinical tools for early diagnosis.

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Apoptosis is described as a mechanism of cell death occurring after adequate cellular harm. Deregulation of apoptosis occurs in many human conditions such as autoimmune disorders, ischemic damage, neurodegenerative diseases and different cancer types. Information relating miRNAs to cancer is increasing.

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Article Synopsis
  • Ischemia involves a lack of oxygen in organs due to reduced blood flow, which can lead to cell death, particularly significant during lung transplantation when ischemia/reperfusion (I/R) occurs.
  • The study investigated the expression of various genes related to cell death and regeneration in lung tissues of rats after inducing ischemia and varying durations of reperfusion.
  • Results showed increased expressions of Bcl-XL and Caspase-3 in the group experiencing 1 hour of ischemia, suggesting that I/R injury may activate apoptotic mechanisms in lung cells.
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Migraine, a highly prevalent headache disorder, is regarded as a polygenic multifactorial disease. Single-nucleotide polymorphisms (SNPs) in the genes that involved in sex hormone metabolism may comprise risk for migraine, but the results of previous genetic association studies are conflicting. The aim of this study was to evaluate genetic variants in genes involved in oestrogen receptor and oestrogen hormone metabolism in a Turkish population.

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Purpose: The contribution of cytochrome P450 (CYP) gene expressions in metabolic syndrome (MetS) has not been elucidated, and was the aim of this study.

Methods: A total of 51 MetS patients and 41 healthy controls with similar age and sex were included to this study. mRNA from blood samples was extracted, and real-time polymerase chain reaction was performed for gene expressions using a dynamic array system.

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The metabolic syndrome (MetS) is a common multicomponent condition including abdominal obesity, dyslipidemia, hypertension, and hyperglycaemia. The aim of this study was to investigate the associations of the expression of a panel of signalling genes with the MetS in a Turkish population. A total of 54 MetS patients and 42 healthy controls with similar age and sex were included to this study.

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Systemic sclerosis (SSc) is a chronic inflammatory disease characterized by widespread fibrosis of the skin and several visceral organs. The pro-fibrotic potential of interleukin (IL)-33 has been demonstrated by in both in vitro and in vivo settings; moreover, increased level of IL-33 has also been reported in patients with SSc. Therefore, the aim of the present study was to detect the potential association of IL-33 gene polymorphisms on the susceptibility of SSc.

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Purpose: To investigate whether the initial maximum standardized uptake value (SUVmax) on fluorine-18 fluorodeoxyglucose positron emission tomography/computed tomography ((18)F-FDG PET/CT) has a prognostic significance in metastatic lung adenocarcinoma.

Patients And Methods: Sixty patients (24 females, mean age: 57.9±12 years) with metastatic stage lung adenocarcinoma who used erlotinib and underwent (18)F-FDG PET/CT at the time of diagnosis between May 2010 and May 2014 were enrolled in this retrospective study.

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Context: Dilated cardiomyopathy (DCM) is the most common cardiomyopathy in children. MicroRNAs (miRNA) are small RNAs which have regulatory functions in many biological processes.

Objective: We aimed to determine miRNA expression levels in plasma of children with DCM.

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Systemic sclerosis (SSc) is a disease characterized by inflammation, vascular abnormalities and fibrosis. The role of Rho/Rho-kinase pathway was demonstrated in the pathogenesis of fibrosis, inflammation and vascular abnormalities. This study was aimed to investigate the relation between SSc and Rho/Rho-kinase gene polymorphisms.

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Background/aim: Systemic sclerosis (SSc) is an inflammatory disease characterized by vascular abnormalities and fibrosis. The aim of the present study was to investigate the possible role of transient receptor potential melastatin (TRPM) channel genes in the susceptibility and phenotype expression of SSc.

Materials And Methods: A total of 339 patients with SSc and 302 healthy controls were studied.

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Diffuse large lymphomas of B-cell origin (DLBCL) comprise approximately one-third of all non-Hodgkin lymphomas (NHLs) and extranodal involvement is detected in 50% of these cases at initial diagnosis. Primary malignant lymphoma of the adrenal gland is extremely rare. Here we report a 64-year-old male patient with nasopharyngeal lymphoma who had been in remission for 2 years.

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Unlabelled: Colorectal cancer (CRC) is the most common cancer of the gastrointestinal tract. Different factors are responsible for the development of CRC. Transient Receptor Potential (TRP) which is an important component of calcium channel is associated with several pathological conditions like cancer, neurodegenerative and cardiovascular diseases.

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Objective: Mantle cell lymphoma (MCL) is a rare but aggressive form of B-cell non-Hodgkin lymphoma characterized by excessive expression of cyclin D1. Intracellular signaling enzyme Rho-kinase (ROCK) can contribute to cellular migration, proliferation, and differentiation, as well as tumor development and metastasis. However, ROCK gene and protein expressions or polymorphisms have never been investigated in MCL patients.

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Sirtuin-1 (SIRT1) is a longevity factor in mammals initiating the cell survival mechanisms, and preventing ischemic injury in heart. In the etiopathogenesis of heart failure (HF), impairment in cardiomyocyte survival is a notable factor. Oxidative stress comprises a critical impact on cardiomyocyte lifespan in HF.

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Increasingly more evidence support the role of the microRNAs (miRNA) in tumorigenesis. The role of up/downregulation microRNA-211 (miR-211) during human tumorigenesis is still contentious and may exhibit tissue-specific regulatory manner, but the exhaustive mechanisms underlying its pro/anti-oncogenic effects remain to be unknown. Sixty-six patients that were diagnosed and operated with colorectal cancer (CRC) and sixty-five healthy cases that were age and sex compatible with them were included in our study.

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Background: Fine needle aspiration biopsy (FNAB) is a useful tool in the diagnosis of thyroid nodules. However, some limitations exist as approximately 25% of the cases cannot be distinguished with this method. Therefore, identification of novel diagnostic markers is very important in improving the papillary thyroid carcinoma (PTC) diagnosis.

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