Publications by authors named "Gueluezar Eraslan"

Purpose: This study evaluated biomechanical behavior of endocrown and post-core restorations produced from computer aided design/computer aided manufacturing (CAD/CAM) and traditional materials in severely damaged teeth that lack a ferrule and assessed the associated failure risk of resin cement.

Methods: A phantom maxillary central incisor and mandibular second premolar were trimmed 1 mm coronally to the cemento-enamel junction, the root canals were enlarged, and the teeth were scanned. Data were transferred to a solid modeling software.

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Background: The purpose of this study was to evaluate the performance of widely used artificial intelligence (AI) chatbots in answering prosthodontics questions from the Dentistry Specialization Residency Examination (DSRE).

Methods: A total of 126 DSRE prosthodontics questions were divided into seven subtopics (dental morphology, materials science, fixed dentures, removable partial dentures, complete dentures, occlusion/temporomandibular joint, and dental implantology). Questions were translated into English by the authors, and this version of the questions were asked to five chatbots (ChatGPT-3.

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This study analyzes the effects of proprioceptive training on the physical fitness and soccer-specific technical skills of young professional soccer players. Twenty-eight male professional soccer players from the Türkiye Football Federation's Third League, aged 20.46 ± 1.

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Machine learning holds immense promise in biology, particularly for the challenging task of identifying causal variants for Mendelian and complex traits. Two primary approaches have emerged for this task: supervised sequence-to-function models trained on functional genomics experimental data and self-supervised DNA language models that learn evolutionary constraints on sequences. However, the field currently lacks consistently curated datasets with accurate labels, especially for non-coding variants, that are necessary to comprehensively benchmark these models and advance the field.

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Background: Earthquakes frequently cause injuries to the musculoskeletal system. Studies conducted after earthquakes often report on injured limbs, fractures, and surgeries. This study aimed to enhance preparedness for future earthquakes by acquiring knowledge about the prevalence of fractures and the relationship between fracture types and injury mechanisms.

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Rationale And Objectives: This study aimed to evaluate the effectiveness of two techniques "autologous blood patch (ABP) and saline sealing" in preventing pneumothorax during CT-guided percutaneous transthoracic lung biopsies (PTTLB).

Materials And Methods: We analyzed 218 PTTLB procedures performed on 202 patients, categorizing them into three groups: those receiving ABP, those receiving saline, and a control group with no intervention. We assessed pneumothorax and catheter drainage rates and analyzed potential risk factors, including demographics, procedural positioning, pleura-skin distance, lesion characteristics, and emphysema scores.

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The current study aims to examine the association between high school students' social-emotional learning (SEL) skills and their use of social media, as well as to explore potential variations based on certain variables. The research utilized relational and comparative survey methodologies, with 325 high school students participating. Data were gathered through the administration of the "Social Emotional Learning Scale" and the "Social Media Use Scale.

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Context: Limited information exists regarding the immediate and short-term effects of scapula retraction exercises (SREs) on acromiohumeral distance (AHD) in subacromial pain syndrome (SPS). This study's 2 main objectives were to investigate (1) the immediate effect of the SRE on AHD at varying shoulder abduction angles in patients with SPS and healthy controls and (2) the effect of the 8-week SRE program on AHD in patients with SPS.

Design: Cross-sectional and pre-post intervention designs were utilized on this study.

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Oxidative stress and inflammation are indispensable components of ischemia-reperfusion (IR) injury. In this study, we investigated the effects of low and high doses of caftaric acid (CA) on reducing kidney and remote organ damage induced by IR. We divided Wistar rats into four groups: sham, IR, low (40 mg/kg body weight (BW)), and high (80 mg/kg BW) CA groups.

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Background: Drug-induced organ toxicity is a significant health concern, with gentamicin known for its effective antibacterial properties but also severe side effects, particularly cytotoxicity in liver and kidney tissues. This current study observed the preventive role of baicalein and bergenin against hepatic and renal injuries caused by gentamicin in rats.

Methods: Thirty-two male Sprague Dawley rats were divided into four groups, namely, control, gentamicin (gentamicin 80 mg/kg/day), baicalein (gentamicin 80 mg/kg/day + baicalein 100 mg/kg/day) and bergenin (gentamicin 80 mg/kg/day + bergenin 100 mg/kg/day).

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This study evaluates the protective effects of sinapic acid (SA), a polyphenolic compound with diverse biological activities, against ethanol-induced gastric ulcers in rats. A gastric ulcer model was established using ethanol (ETH), and the experimental groups received either omeprazole (OMEP, 20 mg/kg) or SA at doses of 20 mg/kg and 40 mg/kg via oral gavage for 14 days. Biochemical markers, including total antioxidant status (TAS), total oxidant status (TOS), oxidative stress index (OSI), malondialdehyde (MDA), and myeloperoxidase (MPO) activity, were assessed alongside proinflammatory cytokines (tumor necrosis factor-alpha (TNF-α), interleukin-1 beta (IL-1β), and IL-6) using ELISA.

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Introduction: It is known that combat athletes frequently lose weight before a competition. This study aimed to determine the weight loss methods before an official championship and the effects of these weight loss methods on the performance of wrestlers.

Method: The sample of the study consisted of 350 competitive wrestlers.

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Bacillus Calmette-Guerin (BCG) is the current standard of care for non-muscle invasive bladder cancer (NMIBC), but recurrence is common. Additional therapeutic options are a major unmet medical need for treating unresponsive patients. Stimulator of Interferon Genes (STING) plays a central role in mounting innate and adaptive immune responses to tumor cells, and activation of STING is a promising immunotherapeutic approach.

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Background: Cytokines have been promising cancer immunotherapeutics for decades, yet only two are licensed to date. Interleukin-12 (IL-12) is a potent regulator of cell-mediated immunity that activates NK cells and interferon-γ (IFNγ) production. It plays a central role in multiple pathways that can enhance cancer cell death and modify the tumor microenvironment (TME).

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The red cell distribution width (RDW)/albumin ratio (RAR) is an inflammation-based prognostic biomarker. To date, its prognostic value in patients with pulmonary thromboembolism (PTE) has been investigated in only one study. This study aimed to assess the effect of RAR on mortality in patients with PTE.

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Effects of chrysin and N-acetylcysteine on deltamethrin exposure in rats were investigated. Eighty male Wistar Albino rats, weighing between 150 and 200 g and aged 2-3 months, were used and evenly allocated into eight groups. The control group of rats received a corn oil vehicle.

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Unlabelled: Glutaric aciduria type 1 (GA1) is a rare metabolic disorder characterized by a deficiency in the enzyme glutaryl-CoA dehydrogenase. This study aims to present the clinical, biochemical, genetic, and neuroimaging findings of GA1 patients, emphasizing the importance of early detection and the potential benefits of incorporating GA1 into NBS programs. The demographic, clinical, and laboratory findings of GA1 patients were reviewed retrospectively.

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Objective: Fear of movement in patients with traumatic hand-arm injuries can negatively affect functional outcomes. Therefore, it is important to evaluate fear of movement in this patient population. The aim of this study was to investigate the validity and reliability of the Tampa Scale for Kinesiophobia in patients with traumatic hand-forearm injuries.

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Background: The incidence of colorectal cancer is expected to increase, particularly among patients with significant frailty and comorbidities. A subgroup of these patients may not be suitable for surgery because of the high risk of postoperative morbidity and mortality.

Objective: The aim of this study was to characterize the clinical outcomes, management, social status, and survival of patients deemed nonoperable because of comorbidity and/or frailty.

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Objectives: It was aimed to investigate the outcomes of babies referred to a tertiary health center in Turkey for evaluation primary congenital hypothyroidism (CH) through newborn screening.

Methods: The hospital files of 328 newborns who were referred for CH from newborn screening between June 2013 and June 2020 were retrospectively reviewed. The newborns were evaluated with their clinical characteristics at admission, as well as their follow-up data and final diagnoses.

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Tau-fluvalinate is a type 2 pyrethroid insecticide. Diosmin and chrysin are flavonoids with antioxidant and anti-apoptotic effects. Role of diosmin and chrysin against infavorable toxic effects caused by tau-fluvalinate and the underlying mechanisms of these effects were investigated.

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Objective: The purpose was to compare the biomechanical behavior of single-piece post-core restorations made from polyaryletherketone materials with fiber post-core restorations when serving as abutments for RPD using finite element analysis (FEA).

Methods: Phantom maxillary central incisor and mandibular second premolar were trimmed 1-mm coronally to cemento-enamel junction; root canals were enlarged and the teeth were scanned. Data was transferred to a solid modeling software.

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Embryo migration is defined as the movement of embryos to implant at the exact site in the endometrial cavity during assisted reproductive technology (ART). We aimed to evaluate the impact of embryo migration on clinical pregnancy (CPR) and live birth rates (LBR) in fresh oocyte donation (OD) cycles. A total of 611 fresh OD cycles was recruited in this prospective cohort study.

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-regulatory elements (CREs), such as promoters and enhancers, are DNA sequences that regulate the expression of genes. The activity of a CRE is influenced by the order, composition, and spacing of sequence motifs that are bound by proteins called transcription factors (TFs). Synthetic CREs with specific properties are needed for biomanufacturing as well as for many therapeutic applications including cell and gene therapy.

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Aim: This study assessed the efficacy of costunolide (COST) against oxidative tissue damage in the ovarian torsion/detorsion (TD) model.

Methodology: Animals were randomly assigned to sham, ovarian TD, COST 5 mg/kg + ovarian TD, and COST 10 mg/kg + ovarian TD groups. COST's effectiveness was determined by assessing oxidative stress markers, interleukin levels, and histopathological examinations.

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