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| 1 | 虚拟货币及其扩展:初步思考显示文摘随着信息加密和网络计算机技术日趋成熟,科技正在推动全球经济的转型变革。虚拟货币的产生在此过程中又显得至关重要。虚拟货币方案在许多情况下便于对等网络交互绕过传统的中央结算所。虚拟货币及其关联技术(特别是基于区块链的分布式账本)正在迅速发展,其未来前景难以预测。虚拟货币带来了许多潜在益处,包括更快速、高效的支付和转账等,并将最终促进普惠金融。一些虚拟货币方案背后的分布式账本技术提供的潜在益处将远超虚拟货币本身。但是,虚拟货币的出现也引发了许多潜在风险,如成为洗钱、恐怖融资、偷税漏税和欺诈等犯罪的工具。虚拟货币虽然目前的规模仍非常有限,对现阶段货币政策实施产生的风险亦甚微,但随着新技术的广泛应用,其对金融稳定产生的影响会日益显现。有关虚拟货币的有效监管对策还处于起步阶段。虚拟货币的在国家层面跨越了不同机构的职责,并在全球范围内操作,其监管难度很大。并且,许多虚拟货币在传统金融系统之外运作,缺乏透明度,其操作过程更难以被监管。各国监管机构已开始着手应对这些挑战且方式各异。需要注意的是,国家主管部门需认真权衡监管方式,既要适当处置风险又不能扼杀创新。为了在国家层面推进发展进程和促进政策的完善,国际层面也应进行更多努力。随着经验的不断积累,可考虑提出国际标准和最优方法,为不同领域的最优监管对策提供指导,从而促进跨辖区的协调。也可在此类标准基础上,为一些领域设立跨国合作和协调的框架。 | 何东 卡尔·哈伯梅尔 罗斯·莱科 郭建伟 郇志坚 Vikram Haksar Yasmin Almeida Mikari Kashima Nadim Kyriakos-Saad Hiroko Oura Tahsin Saadi Sedik Natalia Stetsenko Concepcion Verdugo.Yepes | 2016 | 金融监管研究2016,,4: | 22 |
| 2 | Total thyroidectomy is safer with identification of recurrent laryngeal nerve显示文摘Objective:To investigate the effect of recurrent laryngeal nerve(RLN)identification on the complications after total thyroidectomy and lobectomy.Methods:Total 134 consecutive patients undergoing total thyroidectomy or thyroid lobectomy from January 2003 to November 2004 were investigated retrospectively.Patients were divided into two groups:RLN identified (Group A)or not(Group B).The two groups were compared for RLN injury and hypocalcaemia.Results:The numbers of patients and nerves at risk were 71 and 129 in Group A,and 63 and 121 in Group B,respectively.RLN injury in Group A(0)was sig- nificantly lower than that in Group B(57.9%)patients,75.8%nerves)for the numbers of patients(P=0.016)and nerves at risk (P=0.006).Temporary hypocalcaemia was significantly higher in Group A than in Group B(1424.1%vs 610.3%,P=0.049). Permanent complications in Group B were significantly higher than those in Group A(1320.6%vs 45.6%,P=0.009).Con- clusion:RLN injury was prevented and permanent complications were decreased by identifying the whole course and branches of the recurrent laryngeal nerve during total thyroidectomy. | Hakan CANBAZ Musa DIRLIK Tahsin COLAK Koray OCAL Tamer AKCA Oner BILGIN Bahar TASDELEN Suha AYDIN | 2008 | Journal of Zhejiang University-Science B(Biomedicine & Biotechnology)2008,9,6: | 20 |
| 3 | Drainage after total thyroidectomy or lobectomy for benign thyroidal disorders显示文摘Objective: This prospective randomized clinical trial was conducted to evaluate the necessity of drainage after total thyroidectomy or lobectomy for benign thyroidal disorders. Methods: A total of 116 patients who underwent total thyroidectomy or lobectomy for benign thyroidal disorders were randomly allocated to be drained or not. Operative and postoperative outcomes including operating time, postoperative pain assessed by visual analogue scale (VAS), total amount of intramuscular analgesic administration, hospital stay, complications, necessity for re-operation and satisfaction of patients were all assessed. Results: The mean operating time was similar between two groups (the drained and non-drained groups). The mean VAS score was found to be significantly low in the non-drained group patients in postoperative day (POD) 0 and POD 1. The mean amount of intramuscular analgesic requirement was significantly less in the non-drained group. One case of hematoma, two cases of seroma and three cases of transient hypoparathyroidism occurred in the non-drained group, whereas one case of hematoma, two cases of seroma, two cases of wound infections and two cases of transient hypoparathyroidism occurred in the drained group. No patient needed re-operation for any complication. The mean hospital stay was significantly shorter and the satisfaction of patients was superior in the non-drained group. Conclusion: These findings suggest that postoperative complications cannot be prevented by using drains after total thyroidectomy or lobectomy for benign thyroid disorders. Furthermore, the use of drains may increase postoperative pain and the analgesic requirement, and prolong the hospital stay. In the light of these findings, the routine use of drains might not be necessary after thyroid surgery for benign disorders. | Tahsin COLAK Tamer AKCA Ozgur TURKMENOGLU Hakan CANBAZ Bora USTUNSOY Arzu KANIK Suha AYDIN1 | 2008 | Journal of Zhejiang University-Science B(Biomedicine & Biotechnology)2008,9,4: | 12 |
| 4 | Research on Bulbous Bow Optimization Based on the Improved PSO Algorithm显示文摘In order to reduce the total resistance of a hull, an optimization framework for the bulbous bow optimization was presented. The total resistance in calm water was selected as the objective function, and the overset mesh technique was used for mesh generation. RANS method was used to calculate the total resistance of the hull. In order to improve the efficiency and smoothness of the geometric reconstruction, the arbitrary shape deformation(ASD)technique was introduced to change the shape of the bulbous bow. To improve the global search ability of the particle swarm optimization(PSO) algorithm, an improved particle swarm optimization(IPSO) algorithm was proposed to set up the optimization model. After a series of optimization analyses, the optimal hull form was found.It can be concluded that the simulation based design framework built in this paper is a promising method for bulbous bow optimization. | ZHANG Sheng-long ZHANG Bao-ji Tahsin TEZDOGAN XU Le-ping LAI Yu-yang | 2017 | China Ocean Engineering2017,31,4: | 4 |
| 5 | In vitro effect of pantoprazole on lower esophageal sphincter tone in rats显示文摘AIM:To investigate the in vitro effects of pantoprazole on rat lower esophageal sphincter(LES)tone.METHODS:Rats weighing 250-300 g,provided by the Yeditepe University Experimental Research Center(Yü-DETAM),were used throughout the study.They were anesthetized before decapitation.LES tissues whose mucosal lining were removed were placed in a stan-dard 30-mL organ bath with a modif ied Krebs solution and continuously aerated with 95% oxygen-5% carbon dioxide gas mixture and kept at room temperature.The tissues were allowed to stabilize for 60 min.Sub-sequently,the contractile response to 10-6 mol/L carba-chol was obtained.Different concentrations of freshly prepared pantoprazole were added directly to the tis-sue bath to generate cumulative concentrations of 5×10-6 mol/L,5×10-5 mol/L,and 1.5×10-4 mol/L.Activi-ties were recorded on an online computer via a 4-channeltransducer data acquisition system using the software BSL PRO v 3.7,which also analyzed the data.RESULTS:Pantoprazole at 5×10-6 mol/L caused a small,but statistically insignif icant,relaxation in the car-bachol-contracted LES(2.23% vs 3.95%).The 5×10-5 mol/L concentration,however,caused a signif icant relax-ation of 10.47% compared with the control.1.5×10-4 mol/L concentration of pantoprazol caused a 19.89% relaxation in the carbachol contracted LES(P<0.001).CONCLUSION:This is the fi rst study to demonstrate that pantoprazole has a relaxing effect in isolated LESs.These results might have signif icant clinical implications for the subset of patients using proton pump inhibitors who do not receive full symptomatic alleviation from gastroesophageal reflux disease. | Mustafa Duman Mahmut zer Enver Rean Yeliz Demirci Ali E Atιcι Tahsin Dalgι Erdal B Bostancι Ece Gen | 2011 | World Journal of Gastroenterology2011,17,46: | 3 |
| 6 | Contribution of DOG1 expression to the diagnosis of gastrointestinal stromal tumors显示文摘 | Tuba Kara Ebru Serinsoz Rabia Bozdogan Arpaci Ozlem Gubur Gulhan Orekici Alper Ata Tahsin Colak Ali Arican | 2013 | Pathology - Research and Practice2013,,7: | 2 |
| 7 | Relationship between diabetic polyneuropathy, serum visfatin, and oxidative stress biomarkers显示文摘BACKGROUND Diabetic polyneuropathy is a very common complication of diabetes.Numerous studies are available in terms of pathogenesis.But examination methods with low reliability are still not standardized and generally time consuming.Highsensitive,easy-to-access methods are expected.Biochemical markers are one of the subjects of research.We aimed to discover a potential biomarker that can be used for this purpose in patients with diabetes who have not yet developed symptoms of neuropathy.AIM To determine the place and availability of visfatin and thiol-disulfide homeostasis in this disorder.METHODS A total of 392 patients with type 2 diabetes mellitus were included in the study.The polyneuropathy clinical signs were evaluated with the Subjective Peripheral Neuropathy Screen Questionnaire and Michigan Neuropathy Screening Instrument questionnaire and examination.The biochemical parameters,oxidative stress markers,visfatin,and thiol-disulfide homeostasis were analyzed and correlated with each other and clinical signs.RESULTS Subjective Peripheral Neuropathy Screen Questionnaire and Michigan Neuropathy Screening Instrument questionnaire with examination scores were correlated with each other and diabetes duration(P<0.005).Neuropathy related symptoms were present in 20.7%of the patients,but neuropathy related findings were observed in 43.9%of the patients.Serum glucose,glycated hemoglobin,and visfatin were positively correlated with each other.Also,these parameters were positively correlated with the total oxidative stress index.Total and native thiol was positively correlated with total antioxidant status and negatively with oxidant status.Inversely thiol-disulfide positively correlated with higher glucose and oxidant status and negatively with total antioxidant status(P<0.005).There was no correlation between visfatin and thiol-disulphide(P=0.092,r=0.086).However,a significant negative correlation was observed between visfatin and total with native thiol(P<0.005,r=-0.338),(P<0.005,r=-0.448).CONCLUSION Diagnosis of neuropathy is one of the issues studied in patients with diabetes.Visfatin and thiol-disulfide balance were analyzed for the first time in this study with inspiring results. | Banu Buyukaydin Eray Metin Guler Tahsin Karaaslan Atilla Olgac Mehmet Zorlu Muharrem Kiskac Abdurrahim Kocyigit | 2020 | World Journal of Diabetes2020,11,7: | 2 |
| 8 | Measurement-based closed form modeling of surface-mounted RF components显示文摘 | KRISHNA N TAHSIN D | 2002 | IEEE Trans on Microwave Theory and Techniques2002,50,10: | 2 |
| 9 | Ureteral fibroepithelial Polyps with Calcali: a Case series显示文摘 | Tahsin Torunc Baris Kuzgunbay and Toba Canpolat | 2008 | Journal of medical Case Reorts2008,2,: | 1 |
| 10 | Energy auditing and recovery for dry type cement rotary kiln systems––A case study显示文摘 | Tahsin Engin Vedat Ari | 2004 | Energy Conversion and Management2004,,4: | 1 |
| 11 | A Randomized Clinical Study Evaluating the Need for Drainage After Limberg Flap for Pilonidal Sinus显示文摘 | Tahsin Colak Ozgur Turkmenoglu Ahmet Dag Tamer Akca Suha Aydin | 2010 | Journal of Surgical Research2010,,1: | 1 |
| 12 | Energy auditing and recovery for dry type cement rotary kiln systems-A case study显示文摘 | Tahsin E Vedat A | 2005 | Energy conversion and management2005,46,4: | 1 |
| 13 | Low serum pancreatic enzyme levels predict mortality and are associated with malnutrition–inflammation–atherosclerosis syndrome in patients with chronic kidney disease显示文摘 | Abdullah Ozkok Omer Celal Elcioglu Tahsin Cukadar Ali Bakan Gulsah Sasak Kadir Gokhan Atilgan Sabahat Alisir Mehmet Kanbay Adrian Covic Ali Riza Odabas | 2013 | International Urology and Nephrology2013,,2: | 1 |
| 14 | Energy Auditing and Recovery for Dry Type Cement Rotary Kiln Systems-A Case Study显示文摘 | Tahsin Engin Vedat Ari | 2005 | Energy Conversion and Management2005,,46: | 1 |
| 15 | Response surface methodology study on the optimisation of effects of fat, wheat bran and salt on chemical, textural and sensory properties of patties 显示文摘 | Ccrnalettin Saroban Mustafa Tahsin Ylmaz Mustafa Karakaya | 2009 | Meat Science2009,83,1: | 1 |
| 16 | The EFFect of hIgh-dose ClopIdogrel treatmENT in patients with clopidogrel resistance (The EFFICIENT Trial)显示文摘 | Hasan Ari Hakan Ozkan Ali Karacinar Selma Ari Vedat Koca Tahsin Bozat | 2010 | International Journal of Cardiology2010,,3: | 1 |
| 17 | Performance of immobilized glucoamylase in a magnetically stabilized fluidized bed reactor(MSFBR) 显示文摘 | TAHSIN B SERDAR S C | 2000 | Enzyme and Microbial Technology2000,26,: | 1 |
| 18 | Energy auditing and recovery for dry type cement rotary kiln systems - A case study显示文摘 | TAHSIN E VEDAT A | 2005 | Energy Conversion and Management2005,46,4: | 1 |
| 19 | Energy anditing and recovery for dry type cement rotary kiln systems-A case study显示文摘 | Tahsin Engin Vedat Ari | 2005 | Energy Conversion and Management2005,46,: | 1 |
| 20 | Immobilization of Glucoamylase on magneticpolystyreneparicles显示文摘 | Tahsin Bahar Serdar S Celebi | 1999 | JApplPolymSci1999,72,: | 1 |