Publications by authors named "Aslan Y"

Introduction: The gut microbiome maintains the mucus membrane barrier's integrity, and it is modulated by the host's immune system.

Aim: To detect the effect of microbiota modulation using probiotics, prebiotics, symbiotics, and natural changes on colorectal cancers (CRCs).

Methods: A PubMed search was conducted to retrieve the original and articles published in English language from 2010 until 2021 containing the following keywords: 1) CRCs, 2) CRCs treatment (i.

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  • Diverse analytical techniques are needed to study microplastics (MPs) since current methods struggle to detect smaller sizes, particularly those under 5 μm.
  • The study introduces a new method called MicroMetaSense, which uses metal-enhanced fluorescence to detect a wide range of MPs at extremely low concentrations, achieving a sensitivity of 183-205 femtograms.
  • This approach is cost-effective, efficient, and significantly improves detection capabilities, marking a significant advancement in monitoring microplastics in both lab and environmental samples.
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  • - The study assessed trauma CT interpretation proficiency among emergency medicine residents in Turkey, finding a median accuracy rate of 64.9% with factors influencing interpretation performance analyzed.
  • - Four main factors linked to interpretation failure were identified: shorter interpretation times, lower self-confidence, over-reliance on radiology reports, and lack of departmental training programs.
  • - The findings suggest the necessity for improved educational strategies in radiology for emergency medicine residents to enhance their skills in trauma CT interpretation and ultimately improve patient care outcomes.
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In the relentless pursuit of innovative diagnostic tools for cancer, this review illuminates the cutting-edge realm of extracellular vesicles (EVs) and their biomolecular cargo detection through advanced optical biosensing techniques with a primary emphasis on their significance in cancer diagnosis. From the sophisticated domain of nanomaterials to the precision of surface plasmon resonance, we herein examine the diverse universe of optical biosensors, emphasizing their specified applications in cancer diagnosis. Exploring and understanding the details of EVs, we present innovative applications of enhancing and blending signals, going beyond the limits to sharpen our ability to sense and distinguish with greater sensitivity and specificity.

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Background/aim: The incidence of adrenal tumors is increasing due to the widespread utilization of radiographic imaging techniques. Factors such as tumor size, radiological characteristics, and functionality of adrenal adenomas play crucial roles in diagnosis and subsequent management. In this retrospective study, we investigated the clinical, radiological, and surgical features of patients with adrenal incidentalomas (AIs) and evaluated their follow-up results.

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Background: Hyperkalemia is one of the most serious electrolyte disturbances, and it can cause lethal cardiac arrhythmia. Although hyperkalemia associated with ileostomies has been reported in adults, to the best of our knowledge, it has not previously been reported in neonates.

Case: We report ileostomy‒induced hyperkalemia that persisted during the ileostomy and resolved promptly after the closure of the ileostomy in two extremely low birth weight (ELBW) infants, with birth weights of 850 g and 840 g and gestational ages of 27 weeks and 27 weeks 6 days.

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Objective: Neonatal sepsis and familial hemophagocytic lymphohistiocytosis (fHLH) have similar clinical and laboratory symptoms and the possibility of overlooking fHLH diagnosis is high in newborns with sepsis. History of consanguineous marriage and/or sibling death, hepatomegaly/splenomegaly, and hyperferritinemia (>500 ng/mL) are likely to support fHLH in newborns with sepsis. Therefore, in newborns with sepsis in whom at least 2 of these 3 criteria were detected, genetic variants was investigated for the definitive diagnosed of fHLH.

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This study aimed was to covalently immobilize from and protease from on amino-functionalized multi-walled carbon nanotubes. In this study, a two-level factorial design was employed to investigate the impact of seven continuous variables (activation pH, glutaraldehyde molarity, activation time (0-8 h), buffer solution pH (8-0), buffer solution molarity, quantity, and stabilization time (0-180 h)) on the immobilization efficiency and enzymatic activity of protease and . Furthermore, the effect of time on the percentage of enzymatic activity was examined during specific intervals (24, 48, 72, 96, and 120 h) of the immobilization process.

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Freemartinism is the most common congenital anomaly among sexual disorders in dairy cows. This syndrome typically occurs in different-sex twin pregnancies and causes vascular anastomoses to form with the placenta in the early stages of fetal development. The study aims to determine the effectiveness of Anti-müllerian hormone (AMH) levels in calves and heifers of different age groups for diagnostic factors and to investigate the potential consequences of different hormone levels in different age groups on some liver biochemical parameters.

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  • - Pheochromocytoma is a tumor from adrenal chromaffin cells that produces catecholamines and can be hereditary or sporadic, with the majority being sporadic but some linked to genetic syndromes.
  • - In a study of 33 pheochromocytoma patients, 21% had hereditary cases, which were diagnosed at a significantly younger age and had smaller tumor sizes compared to sporadic cases.
  • - The research found that hereditary patients showed higher levels of urinary norepinephrine and recommended genetic testing, especially for early-onset cases and those with bilateral tumors.
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Background: To compare dentofacial effects of distalization with miniscrew-supported pendulum and infrazygomatic crest miniscrews.

Methods: The study included 36 patients whose lateral cephalometric radiographs were obtained before (T0) and after (T1) distalization. Patients were divided into two groups according to the treatment methods: 1) distalization with miniscrew-supported pendulum (MSP) (n = 19; 14 girls and 5 boys; mean age 16.

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Introduction: This study aimed to investigate whether hyperbaric oxygen treatment (HBOT) could ameliorate ischaemia-reperfusion injury in a rat model of ovarian torsion-detorsion.

Methods: Twenty-seven rats were divided among four groups: surgical sham rats (S) (n = 6) underwent identical anaesthesia and surgical incisions to other groups (n = 7 per group) but with no ovary intervention; torsion rats (T) underwent laparotomy, ovarian torsion, relaparotomy and sacrifice after three hours; torsion and detorsion rats (T/DT) underwent laparotomy, ovarian torsion (three hours), relaparotomy and detorsion, and sacrifice after one week; torsion, detorsion, hyperbaric oxygen rats (T/DT/HBOT) underwent laparotomy, ovarian torsion, relaparotomy and detorsion, and sacrifice after one week during which HBOT was provided 21 times (100% oxygen at 600 kPa for 50 min). In all groups blood collection for markers of oxidative stress or related responses, and ovary collection for histology were performed after sacrifice.

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Purpose: To analyze the microgap changes between hybrid-abutment crowns made of two materials and three internal taper connec9on implants with different connection designs before and after thermodynamic loading.

Materials And Methods: A total of 30 implants-10 each of Straumann Bone Level Implant-RC (STR); GC AADVA Implant (AAD); and Astra-Tech OsseoSpeed EV (AST)-were included in this laboratory study. Each implant had an internal taper connection, but their designs were slightly different.

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Purpose: Staphylococcus epidermidis is the most common causative microorganism of ventriculoperitoneal shunt infections. This study aimed to compare linezolid and vancomycin treatments and to examine the effect of these antibiotics alone and combined with hyperbaric oxygen therapy on the amount of bacterial colonies in the experimental S. epidermidis shunt infection model.

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The rapid introduction of technological developments into healthcare systems adds another layer of complexity to the already demanding jobs of nurses, particularly for those working in perioperative care. In the present study, our primary aim is job satisfaction, whereas the secondary outcomes are psychological well-being and quality of life (QoL) ratings of perioperative nurses who take part in robotic-assisted and pure laparoscopic surgery. A total of 101 perioperative nurses in six different centers were included in the study.

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Although polydimethylsiloxane (PDMS) is a versatile and easy-to-use material for microfluidics, its inherent hydrophobicity often necessitates specific hydrophilic treatment to fabricate microchip architectures for generating double emulsions. These additional processing steps frequently lead to increased complexity, potentially creating barriers to the wider use of promising microfluidic techniques. Here we describe an alignment-free spatial hydrophilic PDMS patterning technique to produce devices for the creation of double emulsions using combinations of PDMS and PDMS/surfactant bilayers.

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Objective: Urethral stricture is characterized by fibrosis that decreases urine flow. Metabolic syndrome is a complex disorder that causes fibrosis in many organs. This study aimed to evaluate the relationship between metabolic syndrome and appearance of urethral stricture and effects of metabolic syndrome on the recurrence of urethral stricture in patients with primary urethral stricture who underwent direct visual internal urethrotomy.

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Background: In this study, we aimed to determine the most appropriate antimicrobial agents for prophylactic antibiotic use during emergency and elective transurethral procedures.

Methods: The study was conducted in five hospitals located in five different geographical regions of Türkiye. The microorganism cultured in urine before emergency and elective transurethral procedures in these centers between March 2021 and March 2022 were reviewed retrospectively from the hospital records.

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Introduction: Herein, we analyzed the histopathological, oncological and functional outcomes of testis-sparing surgery (TSS) in patients with distinct risk for testicular cancer.

Methods: This is a multicenter retrospective study on consecutive patients who underwent TSS. Patients were categorized in high- or low-risk testicular germ cell tumor (TGCT) according to the presence/absence of features compatible with testicular dysgenesis syndrome.

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Background:  Neuroregulation of sexual functions requires coordination of parasympathetic, sympathetic, and somatosensory neuronal pathways. The nerves formed by the lower lumbar plexus provide the innervation of the urogenital organs. Lower lumbar disc hernias (LDHs) might impair the neuroregulation of sexual functions by compressing the neural structures.

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Recent innovations in point-of-care (POC) diagnostic technologies have paved a critical road for the improved application of biomedicine through the deployment of accurate and affordable programs into resource-scarce settings. The utilization of antibodies as a bio-recognition element in POC devices is currently limited due to obstacles associated with cost and production, impeding its widespread adoption. One promising alternative, on the other hand, is aptamer integration, i.

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Introduction: The aim of the study was to investigate the effect of the diameter of the ureteral access sheath (UAS) used during RIRS on kidney injury based on acute kidney injury (AKI) biomarkers.

Methods: This prospectively randomized controlled study included a total of 125 patients divided into three groups: group 1 (n = 52) in which a 12/14 Fr UAS was used, group 2 (n = 52) in which a 9.5/11.

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The aims of this study were to determine the miRNAs involved in the methanol poisoning, and identify the male- and female-specific miRNA expression patterns in mice. Methanol was applied orally at the doses of 4 g/kg and 8 g/kg to induce mild and severe methanol poisoning in Balb/c mice. miRNA expression levels were detected at 3 different time periods (30, 60, and 180 min) following methanol exposure.

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The aim is to investigate the contribution of the PNIF test in daily clinical practices in the objective evaluation of the early postoperative functional results of septoplasty and the effect of the severity, direction, and type of nasal septum deviation on mean PNIF values. Nasal septum deviation (NSDs) of the cases were grouped according to the Mladina classification and the severity of NSDs. An objective evaluation of the nasal airway was conducted via a peak flowmeter device in the preoperative and postoperative first month.

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