Publications by authors named "Ulusoy E"

Background: The primary aim of this study was to compare the groups, SARS-CoV-2-positive and -negative patients, in terms of the frequency of SBI. The SARS-CoV-2-positive group was compared with the other-RVPs-positive group as a secondary evaluation in terms of serious bacterial infection (SBI).

Methods: This retrospective multicenter cohort study was conducted at four university hospitals from March 2020 to December 2021.

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Binge-watching is often studied in research, and discussed in lay writings, under the assumption that it is a maladaptive and problematic behavior. However, as with all media use, there are circumstances in which binge-watching may be functional for an individual. This paper explores the role of intentionality-defined as the extent to which a viewing session was planned and executed as planned-in differentiating problematic from unproblematic binge-watching behavior.

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Purpose: To investigate the potential effects of systemic fingolimod treatment on parameters of the anterior segment of the eye and tear film function tests in patients with multiple sclerosis (MS).

Methods: Forty-eight eyes of 24 individuals who were started on systemic fingolimod treatment for relapsing-remitting MS were prospectively enrolled in this study. Patients underwent examinations immediately before initiation of systemic fingolimod treatment, and at the first and sixth months of treatment.

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Background:  Alzheimer's disease (AD) is the most common cause of dementia and affects a large portion of the elderly population worldwide.

Objective:  To analyze the relationship between lamina cribrosa thickness (LCT) and hippocampal volume in patients with AD and mild cognitive impairment (MCI).

Methods:  The sample in the present study consisted of 20 recently diagnosed MCI patients, 20 recently diagnosed AD patients, and 20 matched healthy volunteers.

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Background: Bladder cancer continues to be a significant health issue, leading to ongoing research into novel biomarkers and treatment strategies. This study aims to evaluate the potential of serum fibronectin levels and fibronectin gene polymorphisms as biomarkers for predicting the recurrence and treatment response in patients with NMIBC undergoing intravesical BCG therapy.

Methods: Between June 2022 and December 2022, data of 73 patients who applied to the Mersin University Urology Clinic due to NMIBC and were followed and treated in our clinic, receiving intravesical BCG treatment, when necessary, as well as 56 individuals without any malignancy, were prospectively examined.

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Background: Status epilepticus is a common and potentially life-threatening neurological emergency with a high risk for cognitive and neurobiological impairment. Our aim was to evaluate the neuroprotective effects of centrally administered irisin and acute exhausting exercise against oxidative brain injury and memory dysfunction due to a pentylenetetrazole (PTZ)-induced single seizure. Male Sprague Dawley rats with intracerebroventricular (icv) cannulas were randomly divided into intraperitoneally (ip) saline-injected control and PTZ-injected (45 mg/kg) seizure groups.

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Paroxysmal atrial fibrillation (PAF) is an important cause that is thought main potential factor in Embolic stroke of undetermined source (ESUS). Extended Holter ECG is an expensive and time-consuming examination. It needs another tools for predicting PAF in ESUS patients.

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Purpose: Spinal surgery is associated with severe diffuse pain in the postoperative period. Effective pain management plays an essential role in reducing morbidity and mortality. This study is designed to compare the ultrasound-guided erector spinae plane (ESP) block and surgical infiltrative ESP block for postoperative analgesia management after lumbar spinal fusion surgery.

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Identifying unknown functional properties of proteins is essential for understanding their roles in both health and disease states. The domain composition of a protein can reveal critical information in this context, as domains are structural and functional units that dictate how the protein should act at the molecular level. The expensive and time-consuming nature of wet-lab experimental approaches prompted researchers to develop computational strategies for predicting the functions of proteins.

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Article Synopsis
  • The study investigates how eco-friendly silver nanoparticles (AgNPs) influence the production of secondary metabolites in Pimpinella anisum L. (anise), a plant whose metabolites are difficult to synthesize chemically.
  • Different concentrations of AgNPs were tested, showing that lower doses (1 and 5 mg/L) induced stress but ultimately led to increased production of essential fatty acids, while higher doses (10 and 20 mg/L) resulted in notable toxicity.
  • The findings suggest that AgNPs can effectively enhance the synthesis of valuable metabolites like omega fatty acids and phenolic compounds in anise, highlighting their potential as plant elicitors in agriculture and pharmaceuticals.
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Two studies were conducted to test the convergence of mass and interpersonal media processes and their effects on YouTube. The first study examined the influence of interpersonal interactions on video enjoyment. The results indicated that positive comment valence affected participants' identification with the content creator, which then affected enjoyment of the video.

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Objectives: Septic arthritis (SA) is a serious bacterial infection that must be treated efficiently and timely. The large number of culture-negative cases makes local epidemiological data important. Accordingly, this study aimed to evaluate the etiology, clinical characteristics, and therapeutic approach of SA in children in Turkiye, emphasizing the role of real-time polymerase chain reaction (PCR) techniques in the diagnosis.

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Purpose: It has been suggested that the cause of the balance disorder seen in adolescent idiopathic scoliosis (AIS) originates from the central nervous system. However, the extent of the balance problem and the dysfunction of which part of the central nervous system has not been investigated in detail. This study aimed to correlate the values obtained by balance analysis and cerebellum volume measurement in female individuals with AIS with healthy individuals.

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This multi-center point prevalence study evaluated children who were diagnosed as having coronavirus disease 2019 (COVID-19). On February 2nd, 2022, inpatients and outpatients infected with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) were included in the study from 12 cities and 24 centers in Turkey. Of 8605 patients on February 2nd, 2022, in participating centers, 706 (8.

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Background: This study aimed to retrospectively investigate the correlation of mean Class I donor-specific antibody (DSA) intensity values detected in Luminex-based techniques with the results of complement-dependent cytotoxicity crossmatch (CDC-XM) and flow cytometry crossmatch (FC-XM) results.

Methods: A total of 335 patients with kidney failure and their living donors whose CDC-XM, FC-XM, and single antigen based (SAB) tests were studied between 2018 and 2020 for transplant preparation from living donor candidates were included in the study. Patients were divided into 4 groups according to their mean fluorescence intensity (MFI) values of SAB assay.

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Background: Afebrile seizures are the common causes of emergency department (ED) admissions in childhood, and there is limited data on the observation period in emergency service follow-up of these patients in terms of seizure recurrence in the literature. This study aims to determine the seizure recurrence time in afebrile seizures and the risk factors that determine it.

Methods: Patients aged between 1 month and 18 years with afebrile seizures were included in the study.

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Background: The aim was to evaluate the epidemiological, clinical, laboratory, and radiologic data of children with SARS-CoV-2 positivity by polymerase chain reaction (PCR) together with treatment strategies and clinical outcomes and to evaluate cases of multisystem inflammatory syndrome in children (MIS-C) in this population.

Methods: This was a multicenter retrospective observational cohort study performed in the pediatric emergency departments of 19 tertiary hospitals. From March 11, 2020, to May 31, 2021, children who were diagnosed with confirmed nasopharyngeal/tracheal specimen SARS-CoV-2 PCR positivity or positivity for serum-specific antibodies against SARS-CoV-2 were included.

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Background: Thoracoabdominal injuries (TAI) are an important cause of trauma-related morbidity in children. Early and correct intervention is essential to reduce mortality. We aimed to determine factors associated with mortality and the need for intensive care in TAI.

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Objectives: To evaluate the factors associated with intensive care requirement and mortality in pediatric myocarditis.

Methods: Children aged 28 days to 18 years who were diagnosed with acute myocarditis in a pediatric emergency department between January 2010 and September 2020 were enrolled in the study retrospectively. Demographic and clinical features, cardiac biomarkers, and imaging findings were evaluated.

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Purpose: To determine the accuracy of bedside sonographic measurements of optic nerve sheath diameter (ONSD) and ONSD/eyeball transverse (ETD) diameter ratios to predict space-occupying lesions (SOLs) or elevated intracranial pressure (ICP) in pediatric head trauma.

Methods: Children who presented to the emergency department with head trauma and underwent cranial computed tomography (CT) were enrolled and examined by ocular ultrasonography (US), and the ONSD was measured at 3 mm posterior to the globe and ETD were measured. Ratios of ONSD at 3 mm/ETD were calculated.

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Media use has been linked to sleep disturbance, but the results are inconsistent. This study explores moderating conditions. A media diary study with 58 free-living adults measured the time spent with media before bed, the location of use, and multitasking.

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Cataract is the most common cause of preventable blindness and vision loss where the only treatment is surgical replacement of the natural lens with an intraocular lens. Computer-generated holography (CGH) enables to control phase, size, and shape of the light beam entering through the eye-pupil. We developed a holographic vision simulator to assess visual acuity for patients to experience the postoperative corrected vision before going through surgery.

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Purpose: This study aimed to investigate and compare the changes in corneal aberrations and accommodative amplitudes between patients with multiple sclerosis and normal individuals.

Methods: We included 20 patients who were previously diagnosed with multiple sclerosis with optic nerve involvement (multiple sclerosis group) and 20 healthy sex- and age-matched individuals (control group). We only selected those who were under 40 years old because accommodation in individuals over 40 years old significantly deteriorates.

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