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10篇 您的检索式:作者名="Mustafa Altay"
    题名 作者 年代 出处 被引量
1Which factors determine exocrine pancreatic dysfunction in diabetes mellitus?显示文摘The exocrine structure is significantly affected by diabetes because of endocrine structure-function disorder within the pancreas. Exocrine pancreatic dysfunction (EPD) is the general name of the malabsorption process resulting from inadequate production, release, decreased activation, and/or insufficient degradation of enzymes required for digestion from pancreatic acinar cells. It is important to diagnose patients early and correctly, since there may be both macro- and micro-nutrient deficiency in EPD. In this paper, EPD, the diabetes- EPD relationship, and the predictive, effective factors affecting the emergence of EPD are briefly explained and summarized with contemporary literature and our experienced based on clinical, lab, and radiological findings.Mustafa Altay 2019World Journal of Gastroenterology2019,25,22:7
2Prediction of wear loss quantities of ferro-alloy coating using different machine learning algorithms显示文摘In this study,experimental wear losses under different loads and sliding distances of AISI 1020 steel surfaces coated with(wt.%)50FeCrC‐20FeW‐30FeB and 70FeCrC‐30FeB powder mixtures by plasma transfer arc welding were determined.The dataset comprised 99 different wear amount measurements obtained experimentally in the laboratory.The linear regression(LR),support vector machine(SVM),and Gaussian process regression(GPR)algorithms are used for predicting wear quantities.A success rate of 0.93 was obtained from the LR algorithm and 0.96 from the SVM and GPR algorithms.Osman ALTAY Turan GURGENC Mustafa ULAS Cihan OZEL 2020Friction2020,8,1:2
3A new approach for prediction of the wear loss of PTA surface coatings using artificial neural network and basic,kernel-based,and weighted extreme learning machine显示文摘Wear tests are essential in the design of parts intended to work in environments that subject a part to high wear.Wear tests involve high cost and lengthy experiments,and require special test equipment.The use of machine learning algorithms for wear loss quantity predictions is a potentially effective means to eliminate the disadvantages of experimental methods such as cost,labor,and time.In this study,wear loss data of AISI 1020 steel coated by using a plasma transfer arc welding(PTAW)method with FeCrC,FeW,and FeB powders mixed in different ratios were obtained experimentally by some of the researchers in our group.The mechanical properties of the coating layers were detected by microhardness measurements and dry sliding wear tests.The wear tests were performed at three different loads(19.62,39.24,and 58.86 N)over a sliding distance of 900 m.In this study,models have been developed by using four different machine learning algorithms(an artificial neural network(ANN),extreme learning machine(ELM),kernel-based extreme learning machine(KELM),and weighted extreme learning machine(WELM))on the data set obtained from the wear test experiments.The R2 value was calculated as 0.9729 in the model designed with WELM,which obtained the best performance among the models evaluated.Mustafa ULAS Osman ALTAY Turan GURGENC Cihan OZEL 2020Friction2020,8,6:2
4Hyperparathyroid crisis presenting with hyperemesis gravidarum显示文摘Banu Akta? Y?lmaz Mustafa Altay Ceyla Konca De?ertekin Ali R?za ?imen ?zlem Turhan ?yidir Aydan Biri Osman Yüksel Füsun Balo? T?rüner Metin Arslan 2014Archives of Gynecology and Obstetrics2014,,:1
5180-W XPS GreenLight laser vaporization for benign prostate hyperplasia: 12-month safety and efficacy results for glands larger than 80 mL显示文摘Bulent Altay Bulent Erkurt Murat Can Kiremit Vahit Guzelburc Mustafa Yucel Boz Selami Albayrak 2015Lasers in Medical Science2015,,:1
6Does treatment affect the levels of serum Interleukin-6, Interleukin-8 and procalcitonin in diabetic foot infection? A pilot study显示文摘Fatma Aybala Altay ?rfan ?encan G?nül ?i?ek ?entürk Mustafa Altay Selda Güvenman Selman ünverdi Ziya Cibali A??kg?z 2012Journal of Diabetes and Its Complications2012,,3:1
7Tu1496 Cold SNARE Polypectomy Versus Standard SNARE Polypectomy in Endoscopic Treatment of Small Polyps显示文摘Fatih Aslan Emrah Alper Sezgin Vatansever Zehra Akpinar Mehmet Camci Mahmut Arabul Mustafa Celik Altay Kandemir Serkan Ipek Huseyin Sinan Akay Belkis Unsal 2013Gastrointestinal Endoscopy2013,,5:1
8Acarbose is again on the stage显示文摘Acarbose is an agent that has been used to treat type 2 diabetes for about 30 years;it prevents postprandial hyperglycemia by inhibiting carbohydrate digestion in the small intestine.Since incretin-based treatments have been preferred over the last 10 to 15 years,the use of acarbose is not as common in treating type 2 diabetes as before.Some studies have shown that acarbose also produces a weight-loss effect by increasing glucagon-like peptide 1(GLP-1).The positive effect of acarbose on GLP-1,and increasing evidence that it provides cardiovascular protection,suggests that acarbose may again be considered among the first-choice antidiabetic agents,as it was in the 1990s.Mustafa Altay 2022World Journal of Diabetes2022,13,1:1
9Rates and associates of influenza and pneumococcus vaccination in diabetes mellitus:A nationwide cross-sectional study(TEMD vaccination study)显示文摘BACKGROUND Vaccination against influenza and pneumococcus is effective in reducing morbidity and mortality in patients with diabetes.AIM To investigate the prevalence of influenza and pneumococcal vaccinations and to search for the independent associates of vaccination in Turkish patients with diabetes.METHODS In this cross-sectional,nationwide,multicenter study,adult patients with type 1 diabetes(T1DM)(n=454)and type 2 diabetes(T2DM)(n=4721),who were under follow-up for at least a year in the outpatient clinics,were consecutively enrolled.Sociodemographic,clinical,and laboratory parameters of patients were recorded.Vaccination histories were documented according to the self-statements of the patients.RESULTS Patients with T1DM and T2DM had similar vaccination rates for influenza(23.6%vs 21.2%;P=0.240)and pneumococcus(8%vs 7%;P=0.451)vaccinations.Longer diabetes duration and older age were the common independent associates of having vaccination for both types of diabetes patients.Higher education level,using statin treatment,and having optimal hemoglobin A1c levels were the common independent associates of influenza and pneumococcal vaccination in patients with T2DM.CONCLUSION TEMD Vaccination Study shows that patients with T1DM and T2DM had very low influenza and pneumococcal vaccination rates in Turkey.The lower rates of vaccination in certain populations urges the necessity of nationwide vaccination strategies targeting these populations.Ibrahim Demirci Cem Haymana Serpil Salman Ilker Tasci Demet Corapcioglu Ali Kirik İlhan Yetkin Mustafa Altay Tevfik Sabuncu Fahri Bayram Ilhan Satman Alper Sonmez 2021World Journal of Diabetes2021,12,12:0
10Time to give up traditional methods for the management of gastrointestinal neuroendocrine tumours显示文摘Neuroendocrine tumors(NETs)are a rare and heterogeneous disease group and constitute 0.5%of all malignancies.The annual incidence of NETs is increasing worldwide.The reason for the increase in the incidence of NETs is the detection of benign lesions,incidental detection due to the highest use of endoscopic and imaging procedures,and higher recognition rates of pathologists.There have been exciting developments regarding NET biology in recent years.Among these,first of all,somatostatin receptors and downstream pathways in neuroendocrine cells have been found to be important regulatory mechanisms for protein synthesis,hormone secretion,and proliferation.Subsequently,activation of the mammalian target of rapamycin pathway was found to be an important mechanism in angiogenesis and tumor survival and cell metabolism.Finally,the importance of proangiogenic factors(platelet-derived growth factor,vascular endothelial growth factor,fibroblastic growth factor,angiopoietin,and semaphorins)in the progression of NET has been determined.Using the combination of biomarkers and imaging methods allows early evaluation of the appropriateness of treatment and response to treatment.Ahmet Yozgat Murat Kekilli Mustafa Altay 2021World Journal of Clinical Cases2021,9,29:0
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