872 results match your criteria: "Medical Faculty of Van Yuzuncu Yiıl University[Affiliation]"

Bovine leukemia virus (BLV) is the causative agent of enzootic bovine leukosis, an oncogenic deltaretrovirus that has emerged as a potential zoonotic infection. The BLV naturally infects cattle and causes economic losses through a slow persistent infection with various clinical symtoms following preleukosis. The main objective of this study was to determine the seroprevalence of BLV antibodies in cattle and buffaloes in the border provinces of the Eastern Anatolia region, Türkiye, using the agar gel immunodiffusion (AGID) assay and enzyme-linked immunosorbent assay (ELISA).

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Background/objectives: In the REGOMA trial, regorafenib demonstrated an overall survival advantage over lomustine, and it has become a recommended treatment for recurrent glioblastoma in guidelines. This study aimed to evaluate the effectiveness and safety of regorafenib as a third-line treatment for patients with recurrent glioblastoma who progressed while taking bevacizumab-based therapy.

Methods: This retrospective, multicenter study in Turkey included 65 patients treated between 2021 and 2023 across 19 oncology centers.

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The invasion and metastasis of cancer cells transform localized cancers into systemic and life-threatening diseases, posing one of the most significant challenges in cancer treatment. This study tested the hypothesis that combined treatment with Caffeic acid (CA) and metformin (MTF) could inhibit or reduce effective signaling pathways involved in the proliferation, survival, and metastasis of MCF-7 breast cancer cells. Anti-proliferation analysis determined the IC50 values for MTF (4.

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Colon cancer is one of the most common cancer-related deaths. Drug resistance is one of the biggest challenges in cancer treatment. Numerous pharmacological and biochemical investigations have documented the benzimidazole ring's anticancer, anti-inflammatory, and antioxidant properties.

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Highly selective inhibitors of cyclin-dependent kinase 4 and 6 (CDK4/6is) have emerged as a standart of care for first- and second-line therapies in combination with endocrine therapy (ET) for HR+/HER2- metastatic breast cancer (MBC) patients. It has been reported that combination therapy is more effective than ET alone and is safe in elderly patients as well as young patients. Nevertheless, elderly and very old patients with HR+/HER2-MBC treated with CDK4/6 inhibitor (CDK4/6i) combinations are relatively underrepresented in randomized controlled trials.

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BACKGROUND This retrospective study from a single center included 289 patients diagnosed with advanced non-small cell lung cancer (NSCLC) between 2010 to 2017 and aimed to evaluate the effects of body mass index (BMI) on overall survival. MATERIAL AND METHODS This retrospective study involved 289 patients diagnosed with metastatic-stage NSCLC at a single institution between January 2010 and December 2017. Patients were categorized into 2 groups based on their BMI at diagnosis: those with a BMI <25 kg/m² and those with a BMI ≥25 kg/m².

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The use of intravenous lipid emulsion (ILE) is thought to reverse the acute neurological and cardiac toxicities generated by local anesthetic and non-anesthetic drugs. The aim of this review is to provide an updated overview of ILE therapy in the management of the toxic efects of medications on humans. Indications, mechanisms of action, monitoring, dosing, lipid formulations, adverse efects, and contraindications related to ILE are highlighted.

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  • Lung cancer is a significant issue for patients with Idiopathic Pulmonary Fibrosis (IPF), but there is limited research on those with non-IPF Pulmonary Fibrosis (PF); this study compares the two groups in terms of characteristics and survival.
  • The study analyzed data from 251 patients diagnosed with lung cancer between 2010 and 2022, finding that most were elderly men with a high smoking rate, and differing patterns of lung imaging between the two groups.
  • Both IPF-LC and non-IPF PF-LC patients had high 5-year mortality rates around 64%, with the shortest survival noted in non-IPF PF patients with unclassified PF.
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Background and Aim Breast cancer is a leading cause of cancer-related deaths among women, and ultrasound imaging is crucial for early detection. However, variability in interpretation can affect diagnosis. Therefore, this study compared the performance of artificial neural networks (ANNs) and support vector machines (SVMs) in classifying breast tumors using ultrasound images.

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Evaluation of the toxicity potential of exercise and atorvastatin/metformin combination therapy on STZ-diabetic rats.

Naunyn Schmiedebergs Arch Pharmacol

December 2024

Department of Pharmaceutical Toxicology, Faculty of Pharmacy, Ege University, Izmir, Türkiye.

Exercise is recommended for individuals with diabetes, and metformin and atorvastatin are commonly prescribed to diabetic patients. However, these two drugs have potential effects that may lead to toxicity in the skeletal muscle system. Therefore, the effects and potential interactions of combining these two drugs on skeletal muscle performance and structure were investigated in vivo in an experimental diabetes model.

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  • Researchers developed a highly sensitive electrochemical biosensor for cancer diagnosis, combining a nanocomposite of MIL-156 MOF@COF with gold (Au) nanoparticles to detect the CA15-3 biomarker.
  • The biosensor features a core-shell structure that enhances surface area and conductivity, allowing for effective antibody bonding and improved electrochemical signal amplification.
  • Differential pulse voltammetry was employed to demonstrate the biosensor's linear response in CA15-3 detection, successfully distinguishing between breast cancer patients and healthy individuals using serum samples.
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BACKGROUND During the COVID-19 pandemic, strict feeding restrictions were implemented in many dialysis centers to minimize transmission between patients. This study aims to evaluate the effects of these feeding restrictions on dry weight, intradialytic hypotension (IDH), and dialysis adequacy in hemodialysis patients. MATERIAL AND METHODS In this retrospective single-center study involving 76 hemodialysis patients, data from 2 consecutive 6-month periods were analyzed: the first before the COVID-19 pandemic when intradialytic nutrition was supported, and the second during the pandemic when intradialytic nutrition was restricted.

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Retrospective analysis of hemophilia B in Turkey: identifying main characteristics and treatment options.

Res Pract Thromb Haemost

October 2024

Department of Internal Medicine, Division of Hematology, Istanbul University - Cerrahpasa, Cerrahpasa Faculty of Medicine, Istanbul, Turkey.

Background: Hemophilia B (HB), an X-linked recessive inherited bleeding disorder, exhibits a high prevalence among males.

Objectives: To present the first national cohort of persons with HB to define the demographics, clinical characteristics, and treatment patterns in Turkey.

Methods: This multicenter, retrospective study included 433 alive persons with HB registered in 35 centers between 1961 and 2018.

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Hemophagocytic lymphohistiocytosis (HLH) is a life-threatening disease, with a high mortality if left untreated. In addition, the disease has unique diagnostic challenges. Therefore, despite the existing guidelines on management, current clinical practice data is informative on the course and outcome.

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Background: Our aim is to explore silymarin's protective effects against endoplasmic reticulum (ER) stress via protein kinase R-like endoplasmic reticulum kinase (PERK) modulation and elucidate potential enriched pathways through in silico analysis of silymarin-associated PERK protein interactors in cerebral ischaemia-reperfusion (IR) injury.

Materials And Methods: 30 rats were categorized into three groups: sham, IR and IR + silymarin groups. Cerebral IR damage was not induced.

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  • The study investigates the role of specific SNPs in the CDH1 gene and their association with gastric cancer risk, focusing on three SNPs: rs16260, rs13689, and rs9929218.
  • Among the SNPs, only rs13689 showed a significant association with gastric cancer, as patients had a much higher frequency of the T allele compared to healthy controls, indicating a fourfold increased risk.
  • The findings suggest that the T allele of rs13689 may significantly contribute to susceptibility to gastric cancer, while the other two SNPs may have implications for smokers.
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In this study, the impact of mobile phone radiation on blood-brain barrier (BBB) permeability was investigated. A total of 21 New Zealand rabbits were used for the experiments, divided into three groups, each consisting of 7 rabbits. One group served as the control, while the other two were exposed to electromagnetic radiation at frequencies of 1800 MHz with a distance of 14.

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Background: Considering the low rate of qualitative studies on athletes with anterior cruciate ligament reconstruction (ACLR), aiming to access in-depth data, we thought that the utilization of the qualitative method would allow us to collect the appropriate and sufficient data to yield novel findings and achieve sound conclusions. The study's aim was to investigate anterior cruciate ligament (ACL) injury experience processes in athletes who had undergone isolated ACLR, reveal the clinically related milestones, and highlight the necessary gaps.

Methods: Semi-structured interview techniques, in-depth follow-up questions, and thematic analysis were used to explore the experiences of participants with isolated ACL injuries 1-3 years after surgical treatment.

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Background: This study aimed to compare extracorporeal shock wave therapy (ESWT) with the use of stabilization splint in nonsurgical temporomandibular disorders treatments, and to evaluate the effects.

Methods: In this study, individuals, who are diagnosed with disc displacements with reduction according to the diagnostic criteria for temporomandibular disorder examination criteria. The patients in the first control group (n = 36) were applied a medical treatment + stabilization splint.

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  • - This study analyzed death rates over 33 years in a metropolitan city to see if there was a relationship between Ramadan and death rates, using time series analysis for seasonally adjusted results.
  • - Overall, the study found no significant differences in death rates between Ramadan and non-Ramadan periods, except for a notable increase in female deaths during winter Ramadan.
  • - The findings suggest that the spike in female deaths during winter Ramadan needs further investigation, highlighting the importance of using seasonally adjusted methods in health research related to Ramadan.
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  • The study evaluated the effectiveness of the systemic lupus erythematosus risk probability index (SLERPI) in determining whether patients with idiopathic granulomatous mastitis (IGM) might have systemic lupus erythematosus (SLE).
  • A total of 62 IGM patients and 55 healthy controls were analyzed, focusing on demographic, clinical, and laboratory data, including various autoantibodies.
  • Results showed that 19.4% of IGM patients tested positive for SLERPI, indicating a notable association with arthritis and certain autoantibodies, suggesting SLERPI can help identify potential SLE cases within the IGM population.
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A novel fluorometric method is presented for accurately quantifying peroxiredoxin (Prx) enzyme activity in vitro. The rate-limiting step in the Prx-catalyzed reaction is the dissociation of peroxide. To avoid interference from catalase, we developed an assay using tert-butyl hydroperoxide (t-BOOH) as a substrate for specific Prx activity measurement.

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  • * Results indicated that certain tests, particularly cardiac biomarkers, blood gases, and specific drug levels, were perceived to pose a higher risk for patient harm due to erroneous results.
  • * There was strong agreement (91%) between medical biochemists and clinicians regarding the severity scores, highlighting the tests that require focused quality improvement efforts.
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