Publications by authors named "UElkue Demircan"

Background: Acromegaly is a disease with high morbidity and mortality rates. The role of primary care physicians is very important in the early diagnosis of acromegaly. The present study aims to determine the knowledge and attitudes of primary care physicians about acromegaly in different countries worldwide.

View Article and Find Full Text PDF

Background/aim: The Memorial Sloan Kettering Cancer Center (MSKCC) nomogram was developed to predict survivorship in gastric cancer patients undergoing R0 resection. This study aimed to evaluate the predictive power of this nomogram in the Turkish patient population.

Materials And Methods: Gastric cancer patients over 18 years of age who were admitted to our clinic between 2000 and 2019 and underwent primary curative surgery and R0 resection were included in the study.

View Article and Find Full Text PDF

Purpose: To evaluate the role of Streptococcus pneumoniae, Staphylococcus aureus, Haemophilus influenzae, Serratia marcescens, and Moraxella catarrhalis in the nasal and ocular surface flora, along with their metabolic activities in children with unilateral congenital nasolacrimal duct obstruction (CNLDO).

Methods: Swabs were taken from the bilateral inferior meatus and ocular surface of 26 children with unilateral CNLDO before probing. Nasal and ocular surface swabs from non-operated eyes of children who underwent unilateral blepharoptosis or strabismus surgery formed the control group.

View Article and Find Full Text PDF

Objective: This research investigates the associations between Dry Eye Disease (DED), pain perception, and mental health, focusing on how neuropathic pain influences treatment efficacy and patients' quality of life.

Methods And Results: The study delves into the complexity of DED by assessing the correlation between ocular pain, depression, PTSD, and systemic pain conditions. It highlights the role of chronic neuropathic pain in DED and the nociceptive hypothesis, which suggests that psychological stress can exacerbate DED symptoms.

View Article and Find Full Text PDF

Microbial fuel cells (MFCs) utilize the metabolic activities of microorganisms, through which the chemical energy is directly converted into electrical energy. Bacteria produce electrons by means of oxidation of organic/inorganic substrates within the MFCs. Metal organic frameworks (MOFs) that are porous coordination polymers have gained much interest in the field of efficient catalysts due to their unique characteristics.

View Article and Find Full Text PDF

Introduction: Severely burned patients exhibit increased nutritional requirements and are at high risk of developing sepsis. Selenium is an essential trace element supporting antioxidant and anti-inflammatory pathways, mediated by incorporation into selenoproteins. The selenium status may affect sepsis risk in burn injury.

View Article and Find Full Text PDF
Article Synopsis
  • The study investigates the effectiveness of bougie-guided cricothyrotomy versus traditional surgical cricothyrotomy in emergency airway management for obese patients using a 3D-printed manikin.
  • It involved 24 emergency residents who practiced both techniques, recording success rates, procedure times, and difficulty scores.
  • Results indicated that bougie-guided cricothyrotomy had a higher first-attempt success rate and was considered easier, especially for less experienced residents, though overall success rates and procedure times were similar for both methods.
View Article and Find Full Text PDF

Introduction Rib fractures are a common consequence of thoracic trauma, often signaling the presence of additional injuries and increasing the risk of mortality. This study aimed to elucidate the frequency, patterns, and mortality rates associated with rib fractures in multitrauma patients and to explore the association between rib fractures and other systemic injuries. Methods In a retrospective observational study at a tertiary care hospital, electronic medical records of multi-trauma patients over a four-year period were examined.

View Article and Find Full Text PDF

: Glucagon-like peptide-1 receptor agonists such as liraglutide are known for their neuroprotective effects in neurodegenerative disorders, but their role in temporal lobe epilepsy (TLE) remains unclear. We aimed to investigate the effects of liraglutide on several biological processes, including inflammation, antioxidant defense mechanisms, mitochondrial dynamics, and function, as well as cognitive and behavioral changes in the TLE model. : Low-dose, repeated intraperitoneal injections of lithium chloride-pilocarpine hydrochloride were used to induce status epilepticus (SE) in order to develop TLE in rats.

View Article and Find Full Text PDF
Article Synopsis
  • The study focused on the impact of video-supported role play on the ethical decision-making and motivation of nursing students in Turkey.
  • Using a quasi-experimental design, researchers measured students' ethical reasoning and motivation before and after the intervention, finding significant improvements in motivation and practical considerations.
  • Results highlight the importance of innovative teaching methods in nursing ethics education, suggesting that role play with video support can better prepare future nurses for ethical issues in patient care.
View Article and Find Full Text PDF
Article Synopsis
  • * Among 106 patients, 83 had CN, and those who had the surgery could continue their nivolumab treatment for longer (14.5 months) compared to those who didn't have the surgery (6.7 months).
  • * Overall survival was better for patients with CN (22.9 months) compared to those without it (8.1 months), but the surgery and certain medical scores were important factors for how long they lived.
View Article and Find Full Text PDF

Background: Selenium has potential safeguarding properties against cognitive decline, because of its role in protecting DNA, proteins, and lipids in the brain from oxidative damage. However, acute and chronic overexposure to selenium can be neurotoxic.

Objective: The aim of this analysis was to explore the association between selenium status [serum selenium and selenoprotein P (SELENOP) concentrations and glutathione peroxidase 3 (GPx3) activity] and cognitive function in 85-y olds living in Northeast England at baseline and ≤5 y of follow-up.

View Article and Find Full Text PDF

Purpose: To evaluate the lamina cribrosa, retinal nerve fiber layer (RNFL), and macula in patients with primary open-angle glaucoma (POAG) and pseudoexfoliation glaucoma (PEXG) and healthy individuals using enhanced depth imaging (EDI) of spectral-domain optical coherence tomography (SD-OCT).

Methods: A total of 158 eyes were included in the study, comprising 58 eyes of 29 patients with POAG, 50 eyes of 25 patients with PEXG, and 50 eyes of 25 healthy individuals. The lamina cribrosa thickness (LCT) (at three locations), lamina cribrosa depth (LCD), RNFL thickness, and the macular thickness were measured using the EDI mode of the SD-OCT.

View Article and Find Full Text PDF
Article Synopsis
  • - 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.
View Article and Find Full Text PDF

Background: Lung cancer remains a serious medical problem. The trace element selenium seems to be a promising prognostic marker or therapeutic option for cancer patients.

Methods: We enrolled 99 patients with histologically confirmed NSCLC undergoing radiotherapy.

View Article and Find Full Text PDF
Article Synopsis
  • Fentanyl, a commonly used opioid in emergency departments, may significantly prolong QT intervals in patients, particularly females over 40.
  • A study monitored 109 patients receiving intravenous fentanyl, showing a notable increase in QT values at 5, 15, 30, and 60 minutes after administration, with the most significant change occurring at 30 minutes.
  • Although the QT prolongation was evident, no patients experienced serious arrhythmias during the observation period, highlighting the need for caution in using fentanyl for those at risk of heart complications.
View Article and Find Full Text PDF
Article Synopsis
  • Heavy metal exposure (Fe, Zn, Cu, As) in Arabidopsis thaliana seedlings led to significant growth reduction (50-70%) and increased unfolded protein accumulation in the endoplasmic reticulum (ER), indicating ER stress.
  • Zn, Cu, and As specifically induced the unfolded protein response (UPR) genes, with Zn triggering bZIP28 expression, while Fe did not elicit a similar response.
  • The results highlight that heavy metals not only affect growth but also disrupt protein folding and ER function in plants, enhancing our understanding of how metal toxicity impacts plant health.
View Article and Find Full Text PDF

Objective: This systematic review and meta-analysis aimed to synthesize the effects of randomized controlled trials using serious gaming in nursing education on knowledge, skills, and confidence.

Design: Systematic review and meta-analysis of randomized controlled trials.

Data Sources: Randomized controlled trials published in English in PubMed, CINAHL, Web of Science, Scopus, Cochrane Library databases between 2000 and 2023.

View Article and Find Full Text PDF

Aim: This study aims to develop an experimental treatment model effective against oxidative stress in the acute period of severe burns and to analyze the mechanisms of healing large wound defects.

Methods: Five rats, including 2 females and 3 males, were used as donors to obtain adipose-derived stem cells (ADSC) from the inguinal fat pad. The stem cells were labeled with green fluorescent protein.

View Article and Find Full Text PDF

One of the biggest challenges for in vivo gene therapy are vectors mediating highly selective gene transfer into a defined population of therapy-relevant cells. Here we present DARPin-targeted AAVs (DART-AAVs) displaying DARPins specific for human and murine CD8. Insertion of DARPins into the GH2/GH3 loop of the capsid protein 1 (VP1) of AAV2 and AAV6 resulted in high selectivity for CD8-positive T cells with unimpaired gene delivery activity.

View Article and Find Full Text PDF
Article Synopsis
  • This study investigates out-of-hospital cardiac arrest (OHCA) data in Türkiye, focusing on prognostic outcomes and influencing factors for patients aged 18 and older who were treated at 28 medical centers.
  • It found a survival rate upon hospital discharge of only 4.4%, with a significant majority of patients not receiving bystander CPR, which was only performed in 2.9% of cases.
  • Key predictors for better outcomes included male gender, initial shockable heart rhythms, shorter prehospital CPR duration, and no need for CPR in the emergency department, highlighting the importance of timely and effective CPR in emergencies.
View Article and Find Full Text PDF

The intricate relationship between regeneration and microbiota has recently gained attention, spanning diverse model organisms. Axolotl (Ambystoma mexicanum) is a critically endangered salamander species and a model organism for regenerative and developmental biology. Despite its significance, a noticeable gap exists in understanding the interplay between axolotl regeneration and its microbiome.

View Article and Find Full Text PDF

While the influence of context on long-term memory (LTM) is well documented, its effects on the interaction between working memory (WM) and LTM remain less understood. In this study, we explored these interactions using a delayed match-to-sample task, where participants (6 males, 16 females) encountered the same target object across six consecutive trials, facilitating the transition from WM to LTM. During half of these target repetitions, the background color changed.

View Article and Find Full Text PDF

Glioblastoma multiforme (GBM) ranks among the prevalent neoplastic diseases globally, presenting challenges in therapeutic management. Traditional modalities have yielded suboptimal response rates due to its intrinsic pathological resistance. This underscores the imperative for identifying novel molecular targets to enhance therapeutic efficacy.

View Article and Find Full Text PDF

This study examined the impact of different dipping pre-treatments (PO: potassium carbonate-olive oil emulsion, HW: hot water) and drying methods (sun, oven, hot air, and freeze) on aronia berry quality. Freeze-drying showed the highest process yield (29.07%-29.

View Article and Find Full Text PDF