4,712 results match your criteria: "Dicle University; Diyarbakır-Turkey.[Affiliation]"

Japanese quail () is a popular experimental animal model in scientific research. The present study investigated the effects of dietary multiple enzyme supplementation on growth performance, carcass characteristics, nutrient digestibility and small intestinal histomorphology in quails fed diets based on wheat and soya bean meal. A total number of 192 1-day-old quails were assigned to three treatments with 16 replicates in each and four quails replicate for 38 days.

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A pathological condition in the peripheral nerve tissue, which provides the connection between the organism and the external environment, negatively affects the standard of living. The nerve tissue histotechnology is of serious importance both for scientific studies and for clinical diagnosis. The fixation, which is one of the leading procedures for histological examination of tissues, aims to preserve tissue morphology.

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Background: Health news refers to media coverage that informs the public about health-related issues, policies and healthcare systems, shaping public perception and understanding. While prior research has examined media's impact on public health behaviour, limited studies have focused on how perceptions of health news affect attitudes towards healthcare professionals, especially in the context of violence against them. This study addresses this gap, examining the mediating role perception of health news on the relationship between distrust in healthcare systems and intentions to use violence against healthcare professionals.

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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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Epilepsy is a prevalent neurological disorder characterized by seizures that significantly impact individuals and their social environments. Given the unpredictable nature of epileptic seizures, developing automated epilepsy diagnosis systems is increasingly important. Epilepsy diagnosis traditionally relies on analyzing EEG signals, with recent deep learning methods gaining prominence due to their ability to bypass manual feature extraction.

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Relationships Among Growth, Carcass Characteristics, and , and Genes Expression Level in Saanen Male Kids with Varying Slaughter Weights.

Animals (Basel)

December 2024

Department of Agricultural Economics and Animal Production, School of Agricultural and Environmental Sciences, University of Limpopo, Private Bag X1106, Sovenga 0727, Limpopo, South Africa.

The objective of this study was to determine the relationship between the MRF gene family members and slaughter characteristics in Saanen kids with varying slaughter weights. Twenty male kids of the Turkish Saanen breed were individually fattened for 60 days after weaning under an intensive management system. The kids were divided into two groups: low slaughter weight (L; = 11; ≤29 kg) and high slaughter weight (H; = 13; >29) at the end of the fattening.

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Background: Chemotherapy drugs may lead to hepatic injury, which is considered one of the limitations of these drugs.

Objectives: The aim of this study was to evaluate the effect of quercetin (QUE) on M1/M2 macrophage polarization and hepatoprotective effect in cyclophosphamide (CTX)-induced liver toxicity.

Methods: Twenty-four mice were divided into four groups (Control, QUE, CTX, CTX + QUE).

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Ovarian cancer has the highest mortality rate in the world. Treatment methods are listed as surgery, chemotherapy, and radiotherapy, depending on the stage of cancer, but developing resistance to chemotherapy increases the need for alternative agents that act on the same pathways. The effects of rosmarinic acid (RA) and doxorubicin (DX) on the activation of FOXP3, an important tumor suppressor gene, in OVCAR3 cells were examined.

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The prognostic value of the neutrophil-lymphocyte ratio (NLR) in ischemic stroke remains debated due to cohort variability and treatment heterogeneity across studies. This study evaluates the relationship between admission NLR, stroke severity and 90-day outcomes in patients with anterior circulation large vessel occlusion (LVO) undergoing early, successful revascularization. A retrospective multicenter study was conducted with 1082 patients treated with mechanical thrombectomy for acute ischemic stroke.

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Biomarker Insights: Evaluation of Presepsin, Apelin, and Irisin Levels in Cutaneous Leishmaniasis.

Diagnostics (Basel)

December 2024

Department of Dermtoology, Faculty of Medicine, Dicle University, 21280 Diyarbakir, Turkey.

: Cutaneous leishmaniasis (CL) is a skin disease caused by parasites. Presepsin, irisin, and apelin are biomarkers that are involved in the inflammatory response. The aim of this study was to investigate the association between serum levels of specific biomarkers, such as presepsin, apelin, and irisin, and the clinical features, location, number, and size of lesions in patients with CL.

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: Age-related macular degeneration (AMD) is a significant cause of vision loss in older adults, often progressing without early noticeable symptoms. Deep learning (DL) models, particularly convolutional neural networks (CNNs), demonstrate potential in accurately diagnosing and classifying AMD using medical imaging technologies like optical coherence to-mography (OCT) scans. This study introduces a novel CNN-based DL method for AMD diagnosis, aiming to enhance computational efficiency and classification accuracy.

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Our study assessed the phytochemical composition and the effects of Salvia balansae flower aqueous extract (FAE) on sexual dysfunction in diabetic rats. Total phenolic and flavonoid content, quantification of phytochemicals by UHPLC-ESI-MS/MS method and in vitro antioxidant capacity of FAE extract were elucidated. For the in vivo study, diabetes was induced by one intraperitoneal injection of streptozotocin (STZ) (40 mg/kg), and treated diabetic rats were given FAE at 200 mg/kg.

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Background And Aim: Many scoring systems are used to evaluate malnutrition, but there is no consensus on which scoring system would be more appropriate. We aimed to investigate the effect of malnutrition in patients with non-valvular atrial fibrillation (NVAF) and to compare three scoring systems.

Methods And Results: A total of 2592 patients with non-valvular AF from 35 different centers in Turkey were included in this prospective study.

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The Impact of Pistacia khinjuk plant gender on silver nanoparticle synthesis: Are extracts of root obtained from female plants preferentially used?

Biochem Biophys Res Commun

February 2025

Department of Nanotechnology, Institute of Science, Dicle University, 21280, Diyarbakir, Turkey. Electronic address:

Pistacia khinjuk, a dioecious plant native to Southeast Anatolia, Turkey, features distinct male and female individuals with varying bioactive compound profiles. This study investigates the gender-specific phytochemical composition of root extracts from male and female Pistacia khinjuk plants and their influence on the green synthesis of silver nanoparticles. Using natural bioactive compounds such as polyphenols, flavonoids, alkaloids, and terpenoids as reducing and stabilizing agents, the study demonstrates significant differences between the nanoparticles synthesized from male and female root extracts.

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The effects of chronotype and diet on obese individuals have been reported in previous studies. This study aimed to examine the relationship between the Mediterranean-DASH intervention for neurodegenerative delay (MIND) diet, chronotype and lifestyle factors in different types of overweight and obese people. 1100 obese individuals participated in this cross-sectional study.

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The effect of digital parental awareness and somatic symptoms on problematic media use in children with attention-deficit/hyperactivity disorder.

J Pediatr Nurs

December 2024

Dicle University, Faculty of Medicine, Department of Child and Adolescent Psychiatry, Diyarbakır, Turkey. Electronic address:

Background: Children diagnosed with Attention-deficit/hyperactivity disorder (ADHD) have greater difficulty in regulating their own media usage and are inclined to spend more time engaging in video games compared to neurotypical children. This study aimed to investigate the effects of ADHD severity, digital parenting awareness, and accompanying psychiatric symptoms on children's problematic media (PMU) use in children with ADHD.

Methods: The study included 95 ADHD patients aged between 6 and 11 years and 90 age-and gender-matched healthy controls.

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Background: Idiopathic granulomatous mastitis (IGM) is a chronic inflammatory disorder characterised by the formation of non-caseating granulomas in breast tissue, primarily affecting young women of childbearing age. The aetiology of IGM remains unclear, with potential factors including trauma, hormonal influences, and autoimmune responses. Recent studies suggest that immune dysregulation may play a critical role in IGM, highlighting the need for exploration of biomarkers involved in inflammation and immune modulation, particularly LL-37, galectin-3, IL-36, and TLR3.

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In this study, the relationship between plasma ghrelin levels and muscle atrophy was examined in an experimental diabetic rat model. 56 male Wistar albino rats, aged 8-10 weeks, were used in the study. The rats were divided into 8 groupsD1: one-week diabetes, C1: one-week control, D2: three-week diabetes, C2: three-week control, D3: six-week diabetes, C3: six-week control, D4: eight-week diabetes, C4: eight-week control.

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Nicotine, the main toxic component of tobacco, directly or indirectly causes adverse effects on the liver metabolism. Melatonin, secreted by the pineal gland, has anti-apoptotic activity as well as antioxidant activity. The aim of this study was to reveal the antiapoptotic effects of melatonin in rats with experimentally induced chronic liver damage with nicotine.

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Cellular distribution of some intermediate filaments in the rat mammary gland during pregnancy, lactation and involution.

Pol J Vet Sci

December 2024

Department of Histology and Embryology, Faculty of Veterinary Medicine, University of Dicle, 21280 Diyarbakır, Turkey.

Intermediate filaments (IFs) play a major role in determining and maintaining cell shape and anchoring intracellular organelles in place, in the tissues and organs of several species, starting from the early stages of development. This study was aimed at the immunohistochemical investigation of the presence, cellular localization and temporal distribution of the intermediate filaments keratin 8 (CK8), keratin 18 (CK18), keratin 19 (CK19), vimentin, desmin and laminin, all of which contribute to the formation of the cytoskeleton in the rat mammary gland during pregnancy, lactation and involution. On days 7, 14 and 21 of pregnancy (pregnancy period), on day 7 post-delivery (lactation period) and on day 7 post-weaning (involution period), under ketamine hydrochloride (Ketalar-Pfizer) (90 mg/kg) anesthesia, two mammary glands were fully excised from the abdominal region.

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Investigation of the Effects of Ozon and Propolis on the Healing of Bone Defects: An Experimental Study.

J Craniofac Surg

October 2024

Department of Oral and Maxillofacial Surgery, Dicle University, Faculty of Dentistry, Diyarbakir, Turkiye.

Background/aim: This study explores the effects of ozone and propolis on the healing of critically sized bone defects at both the histologic and molecular levels, and the locations and concentrations of osteopontin and osteonectin during healing; both proteins play roles during bone healing.

Materials And Methods: This study used 56 adult male Sprague-Dawley rats of an average weight of 350 g, divided into four groups of 14: a control group, a topical ozone group (O), a topical ozone + systemic propolis (O + PO) group, and a systemic propolis group (PO). Seven rats from each group were sacrificed at the end of week 4 and the other seven at the end of week 6.

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Aim: In early-stage breast cancer, the axillary lymph nodes play a crucial role in determining the prognosis of the disease. The rate of lymph node involvement might be a more valuable prognostic factor than the number of positive lymph nodes. Therefore, we aimed to evaluate whether the lymph node ratio (LNR) is a superior prognostic indicator compared to the pathologic lymph node count in early-stage disease.

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Sex differences in clinical and polysomnographic features of obstructive sleep apnea: The Turkish sleep apnea database (TURKAPNE) cohort.

Sleep Med

December 2024

Department of Pulmonary Medicine, Koc University School of Medicine, Istanbul, Türkiye; Koc University Research Center for Translational Medicine (KUTTAM), Istanbul, Türkiye; Department of Molecular and Clinical Medicine, Institute of Medicine, University of Gothenburg, Sahlgrenska Academy, Gothenburg, Sweden; Department of Clinical Sciences, Respiratory Medicine and Allergology, Lund University School of Medicine, Lund, Sweden; Division of Pulmonary, Allergy, and Critical Care Medicine, University of Pittsburgh School of Medicine, Pittsburgh, PA, USA. Electronic address:

Background: Previous reports from relatively small clinical cohorts have suggested that the clinical presentation of obstructive sleep apnea (OSA) differs between men and women.

Objective: We aimed to explore sex differences in clinical and polysomnographic features of OSA in a large nationwide registry.

Methods: Participants from the ongoing Turkish Sleep Apnea Database (TURKAPNE) Study from 34 centers were included in the current analysis.

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Introduction: The severity of electrical injuries depends on the voltage, the duration of exposure to current, and the trajectory of the current through the body. The reconstruction for defects caused by electric current is a difficult process.

Objective: The purpose of this study is to investigate the effectiveness of the reverse first dorsal metatarsal artery (FDMA) flap in the reconstruction of distal foot injuries caused by electric currents.

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