Publications by authors named "Yıldız G"

The circadian cycle is a fundamental biological rhythm that governs many physiological functions across nearly all living organisms. In the gastrointestinal tract, activities such as gut motility, hormone synthesis, and communication between the gut, central nervous system and microbiome all fluctuate in alignment with the circadian cycle. The enteric nervous system (ENS) is critical for co-ordinating many of these activities, however, how its activity is governed by the circadian cycle remains unknown.

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Sweet potatoes are a rich source of nutrients and bioactive compounds, but their quality can be impacted by the drying process. This study investigates the impact of slot jet reattachment (SJR) nozzle and ultrasound (US) combined drying (SJR + US) on sweet potato quality, compared to freeze-drying (FD), SJR drying, and hot air drying (HAD). SJR + US drying at 50 °C closely resembled FD in enhancing quality attributes and outperformed HAD and SJR in key areas such as rehydration, shrinkage ratios, and nutritional composition.

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Renal ciliopathies are a genetically and phenotypically heterogeneous group of diseases characterized by cystic and dysplastic kidneys. The aim of this study was to investigate the correlation between genetic changes that cause renal ciliopathies and phenotypic outcomes. The study group consisted of 137 patients diagnosed with renal ciliopathy disease.

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Background: Patients' comfort level during the injection procedure affects the quality of care. However, the literature does not provide a valid, reliable, and specific measurement tool to measure this level.

Objective: The present study aimed to develop a valid and reliable measurement tool to determine patients' comfort levels during the injection procedure.

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Objectives: This study aimed to compare the treatment outcomes between dorsal root ganglion (DRG) pulsed radiofrequency (PRF) and DRG PRF plus transforaminal epidural steroid injection (TFESI) in patients with chronic lumbosacral radicular pain.

Patients And Methods: Eighty-one patients (39 males, 42 females; mean age: 57.5±11.

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Its angular representation on the retina does not solely determine the perceived size of an object. Instead, contextual information is interpreted. We investigated the levels of processing at which this interpretation occurs.

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  • A retrospective study evaluated 12 women aged 29-38 with suspected tubal factor infertility who underwent vaginal natural orifice endoluminal surgery (vNOTES) to assess tubal patency and adnexal anatomy.
  • The procedure had an average operative time of 39 minutes, with no need for conversions to more invasive surgeries, and all patients were discharged within 12 hours without complications.
  • The study suggests that vNOTES could be a beneficial option, especially for patients with higher BMI or previous surgeries, due to its lower surgical risks and minimally invasive nature.
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  • The study investigates the reliability of three different methods for measuring carpal height in wrist radiographs, focusing on inter and intraobserver consistency.
  • 179 wrist radiographs were evaluated independently by two observers, with measurements taken one month apart to ensure reliability.
  • Results showed that all methods were highly reproducible, with the carpal height (CH) and revised carpal height (RCH) ratios demonstrating similar and better interobserver reliability compared to the capitate-radius (CR) index, although no statistical differences were found overall.
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  • * About 9.8% of the patients died during hospitalization, with older individuals and those with preexisting kidney issues showing higher mortality rates due to severe injuries and complications.
  • * Key factors influencing mortality included age, injury severity, shock, and certain elevated lab values, highlighting the need for better disaster preparedness and health care improvements for future events.
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New FOXM1-specific inhibitors with the potential to be used for therapeutic purposes are under extensive research. We hypothesized that deacetylation of FOXM1 would decrease protein expression, thus providing novel therapeutic management of colon cancers. Immunostaining was used to determine FOXM1 and SIRT2 expressions in human colon cancer tissue microarrays (n = 90) from Stage I to Stage IV.

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Studies investigating the effects of relaxation practices on nurses and patient outcomes are limited. This study aimed to evaluate the impact of Mindfulness-Based Stress Reduction (MBSR) on pediatric oncology nurses' stress levels, as well as the psychosocial symptoms and care satisfaction of pediatric oncology patients. A non-randomized prospective study with a pretest-posttest design was conducted, involving 112 children and 8 pediatric oncology nurses between November 2021 and August 2022.

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  • Coccydynia is a painful condition affecting the coccyx, and when conservative treatments fail, options like coccygeal nerve block (CnB) and ganglion impar block (GiB) are explored for relief.* -
  • In a study involving 56 patients, both CnB and GiB led to significant reductions in pain (as measured by the NRS) and improvements in functionality (using the PARIS questionnaire) after 12 weeks, with no significant difference between the two methods.* -
  • CnB, which is guided by ultrasound and avoids radiation exposure, was found to be as effective as the traditional GiB and may be a preferable choice for treating coccydynia due
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Despite the rise in the prices of fossil fuels, the increase in their demand, and damaging the environment, a large part of the world's energy needs have been today met by fossil fuels. In this direction, interest in renewable energy sources has increased. Solar energy stands out among renewable energy sources because it is endless and clean.

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The need for energy is rising significantly with the growth of technology in the world. This energy need is largely met by fossil fuels. The enhancement in their prices and the damage they induce to the environment, scientists have turned to alternative energy sources due to the depletion of fossil fuels.

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  • A study was conducted to improve the diagnosis of piriformis syndrome (PS) by initially excluding it, rather than ruling out other causes of sciatica, potentially saving time and unnecessary tests.
  • The research involved 110 patients with sciatica, focusing on those who showed tenderness in the piriformis muscle and had pain relief after an injection; out of 66 evaluated, 27 (40.9%) were diagnosed with PS.
  • The findings suggest that PS is often underestimated as a cause of sciatica, and while a positive Freiberg test can indicate PS, it requires confirmation through tenderness assessment and injection response.
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Background: Elevated C-reactive protein (CRP) was proposed as a biomarker instead of renal biopsy in drug-induced acute tubulointerstitial nephritis (D-ATIN) in adults. However, there is no study in which patients were followed up with serial CRP without kidney biopsy. We evaluated the significance of CRP levels in predicting the clinical course of D-ATIN in children.

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Background: This study aimed to investigate the treatment efficacy and clinical and demographic characteristics affecting treatment success in patients who underwent ultrasound (US)-guided pulsed radiofrequency (PRF) to the maxillary and/or mandibular nerves for trigeminal neuralgia.

Methods: The data of patients with trigeminal neuralgia who underwent US-guided maxillary and/or mandibular nerve PRF between September 2022 and December 2023 were reviewed and the study was retrospectively designed. Good analgesia was defined as ≥ 50% reduction in pain score at 3 months after the procedure, and the demographic and clinical characteristics of the patients were assessed.

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  • Millions are affected by natural disasters annually, leading to serious medical issues like crush syndrome, which often results in acute kidney injury tied to high mortality rates.
  • This study analyzed data from 1024 patients with crush syndrome after the February 2023 earthquakes in Kahramanmaras, focusing on their treatment and outcomes in Turkish hospitals.
  • The findings revealed high rates of acute kidney injury and hemodialysis treatment, with a 9.8% in-hospital mortality rate, highlighting the urgent need for improved emergency response training and protocols for managing kidney health in disaster scenarios.
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  • The study aimed to compare outcomes between vNOTES (vaginal natural orifice transluminal endoscopic surgery) and conventional laparoscopy for early-stage endometrial cancer, focusing on demographics, clinical results, and recovery.
  • Conducted retrospectively at a tertiary hospital from January 2019 to November 2020, the study included 45 patients, with 16 undergoing traditional laparoscopy and 29 receiving vNOTES, assessing various factors such as pain scores and postoperative complications.
  • Results indicated that vNOTES led to significantly lower pain scores and less need for opioid analgesics post-surgery, suggesting it might be a safer and more effective option for early-stage endometrial cancer compared to conventional lap
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Background:  Postdural puncture headache is a headache that occurs after a dura puncture, especially in caesarean sections, and afects patient comfort and mobilization. In this study, we compared the efects of pencil-tipped spinal needles and especially curved, bilateral atraumatic spinal needles in individuals undergoing elective caesarean sections.

Methods:  A total of 886 patients, aged 20-50 years, who had cesarean sections with spinal anesthesia and had American Society of Anesthesiologists II and III scores, were included in the study.

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Objective: To evaluate safety, efficacy, pre- and postoperative outcomes of vNOTES hysterectomy compared to conventional laparoscopic (CL) hysterectomy.

Material And Methods: This prospective study was conducted on patients who underwent CL or vNOTES hysterectomy for benign gynecological indications between January and July 2021. Sociodemographic, clinical, and surgical data were collected.

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Immune checkpoint inhibitors are humanized antibodies that inhibit downregulatory receptors on T cells, enhancing the antitumor activity of these cells. However, they have been associated with a wide range of systemic immune-related adverse events, including renal toxicities, among others. Most renal immune-related adverse events are acute interstitial nephritis causing acute kidney injury.

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Aim: BK polyomavirus infection is a challenging complication of renal transplantation. The management is not standardized and is based on reports from transplantation centers' experiences, usually with small sample sizes. Therefore, we aimed to present our countrywide experience with BK virus nephropathy (BKVN) in renal transplant recipients.

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Background: Neurocognitive impairment is a well-known phenomenon in schizophrenia that begins prior to psychosis onset. Connectome-wide association studies have inconsistently linked cognitive performance to resting-state functional magnetic resonance imaging. We hypothesized that a carefully selected cognitive instrument and refined population would allow identification of reliable brain-behavior associations with connectome-wide association studies.

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