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| 1 | Molecular therapy for hepatic injury and fibrosis:Where are we?显示文摘肝的纤维变性是弯屈的愈合的回答,包含发炎和纤维发生的小径。响应各种各样的侮辱,例如酒精,局部缺血,病毒的代理人,和药或肝毒素, hepatocyte 损坏将在肝由 Kupffer 房间和另外的房间类型引起 cytokines 和另外的可溶的因素的版本。这些因素导致肝的星形细胞的激活,它综合大量细胞外的矩阵部件。与长期的损害和纤维变性,肝建筑学和新陈代谢被破坏,最后作为肝硬化和它的复杂并发症表明。除了消除病原学,例如抗病毒的治疗和药理学干预,新奇策略正在被开发直接在细胞的潜水艇和分子的层次探讨肝的损害和纤维变性,这令人鼓舞。与在理解这些机制和小径的改进,在损害给步调音,发信号,激活,和基因表示被分子的形式和分子的其它或基因治疗途径正在指向。这篇文章打算为肝的损害和纤维变性以分子的治疗的当前的地位提供更改并且我们多远从这些新治疗学的形式的临床的利用。 | Colette C Prosser Roy D Yen Jan Wu | 2006 | World Journal of Gastroenterology2006,12,4: | 41 |
| 2 | Mycoplasma infections and different human carcinomas显示文摘AIM To explore relationships between human carcinomas and mycoplasma infection.METHODS Monoclonal antibody PD4, which specifically recognizes a distinct protein from mycoplasma hyorhinis, was used to detect mycoplasma infection in different paraffinembedded carcinoma tissues with immunohistochemistry. PCR was applied to amplify the mycoplasma DNA from the positive samples for confirming immunohistochemistry.RESULTS Fifty of 90 cases (56%) of gastric carcinoma were positive for mycoplasma hyorhinis. In other gastric diseases, the mycoplasma infection ratio was 28% (18/49) in chronic superficial gastritis, 30% (14/ 46) in gastric ulcer and 37% (18/ 49) in intestinal metaplasia. The difference is significant with gastric cancer (X2=12.06, P<0.05). In colon carcinoma, the mycoplasma infection ratio was 55.1% (32/58), but it was 20.9% (10/49) in adenomarous polyp (X2=13.46, P<0.005).Gastric and colon cancers with high differentiation had a higher mycoplasma infection ratio than those with low differentiation (P< 0.05). Mycoplasma infection in esophageal cancer, lung cancer, breast cancer and glioma was 50.9% (27/53), 52.6% (31/ 59), 39.7%(25/63) and 41% (38/91), respectively. The mycoplasma DNA was successfully amplified with the DNA extracted from the cancer tissues that were positive for mycoplasma infection (detected with antibody PD4).CONCLUSION There was high correlation between mycoplasma infection and different cancers, which suggests the possibility of an association between the two. The mechanism involved in oncogenesis by mycoplasma remains unknown. | Su Huang Ji You Li Jan Wu Lin Meng Cheng Chao Shou Beijing Institute for Cancer Research, Peking University School of Oncology, Beijing 100034. ChinaSu Huang, received B. A from Jiangxi Medical College of China in 1994. Now she is a graduate student pursuing a Ph. D degree at the Peking University School of Oncology. | 2001 | World Journal of Gastroenterology2001,7,2: | 18 |
| 3 | Experimental and numerical study of the fragmentation of expanding warhead casings by using different numerical codes and solution techniques显示文摘There has been increasing interest in numerical simulations of fragmentation of expanding warheads in 3D.Accordingly there is a pressure on developers of leading commercial codes,such as LS-DYNA.AUTODYN and IMPETUS Afea.to implement the reliable fracture models and the efficient solution techniques.The applicability of the Johnson—Cook strength and fracture model is evaluated by comparing the fracture behaviour of an expanding steel casing of a warhead with experiments.The numerical codes and different numerical solution techniques,such as Eulerian,Lagrangian.Smooth particle hydrodynamics(SPH).and the corpuscular models recently implemented in IMPETUS Afea are compared.For the same solution techniques and material models we find that the codes give similar results.The SPH technique and the corpuscular technique are superior to the Eulerian technique and the Lagrangian technique(with erosion) when it is applied to materials that have fluid like behaviour such as the explosive and the tracer.The Eulerian technique gives much larger calculation time and both the Lagrangian and Eulerian techniques seem to give less agreement with our measurements.To more correctly simulate the fracture behaviours of the expanding steel casing,we applied that ductility decreases with strain rate.The phenomena may be explained by the realization of adiabatic shear bands.An implemented node splitting algorithm in IMPETUS Afea seems very promising. | John F.MOXNES Anne K.PRYTZ Фyvind FRФYLAND Siri KLOKKEHAUG Stian SKRIUDALEN Eva FRIIS Jan A.TELAND Cato DФRUM Gard ФDEGARDSTUEN | 2014 | Defence Technology(防务技术)2014,10,2: | 12 |
| 4 | 5-羟色胺与结肠动力关系研究显示文摘5-羟色胺(5-HT)参与调节肠道多种功能。5-HT制剂广泛用于临床治疗结肠动力相关性疾病,但具体作用机制不甚清楚。本文围绕5-HT与结肠动力的关系进行综述。 | 俞媛洁 陈继红 罗和生 Jan D Huizinga | 2014 | 胃肠病学和肝病学杂志2014,23,1: | 8 |
| 5 | Pain sensation in pancreatic diseases is not uniform: The different facets of pancreatic pain显示文摘AIM: To systematically characterize specific pain patterns in the most frequent pancreatic diseases.METHODS: Pain in patients with chronic pancreatitis(n = 314), pancreatic cancer(n = 469), and other pancreatic tumors(n = 249) including mucinous(n = 20) and serous cystadenoma(n = 31), invasive(n = 37) and non-invasive intraductal papillary mucinous neoplasia(IPMN; n = 48), low stage(n = 18) and high stage neuroendocrine neoplasia(n = 44), and ampullary cancer(n = 51) was registered and correlated with clinicopathological data. Survival times were estimated by the Kaplan-Meier method. Patients alive at the follow-up time were censored. Survival curves were compared statistically using the log-rank test.RESULTS: Forty-nine point one percent of pancreatic cancer patients revealed no pain, whereas in chronic pancreatitis only 18.3% were pain free. In contrary, moderate/severe pain was registered in 15.1% in pancreatic cancer patients that was increased in chronic pancreatitis with up to 34.2%. Serous cystadenoma was asymptomatic in most cases(58.1%), whereas 78.9% of all mucinous cystadenoma patients suffered pain. In neuroendocrine neoplasia pain was not a key clinical symptom since 64% of low stage neuroendocrine neoplasia and 59% of high stage neuroendocrine neoplasia patients were pain free. Cancer localization in the pancreatic body and patients with malignant pancreatic neoplasms were associated with more severe pain. Tumor grading and stage did not show any impact on pain. Only in pancreatic cancer, pain was directly associated with impaired survival.CONCLUSION: Pancreatic pain depicts different patterns of abdominal pain sensation according to the respective pancreatic disorder and does not allow a unification of the term pancreatic pain. | Jan G D'Haese Mark Hartel Ihsan Ekin Demir Ulf Hinz Frank Bergmann Markus W Büchler Helmut Friess Güralp O Ceyhan | 2014 | World Journal of Gastroenterology2014,20,27: | 8 |
| 6 | 诊断性试验和策略的证据质量和推荐强度的分级显示文摘GRADE系统能对诊断性试验或策略的证据质量和推荐强度进行分级。本文旨在阐释在此过程中如何考虑患者的重要结局, | Holger J Schünemann Andrew D Oxman Jan Brozek Paul Glasziou Roman Jaeschke Gunn E Vist John W Williams Jr Regina Kunz Jonathan Craig Victor M Montori Patrick Bossuyt Gordon H Guyatt 李晓 黄程 陈耀龙 李幼平 | 2009 | 中国循证医学杂志2009,9,5: | 7 |
| 7 | 固定低剂量三联抗高血压药物与常规治疗对斯里兰卡轻度至中度高血压患者血压控制的疗效差异:一项随机临床试验显示文摘控制不良的高血压是全球领先的公共卫生问题,需要新的治疗策略。该研究评估低剂量三联抗高血压药物治疗是否能达到比常规治疗更好的血压控制。研究者纳入2016年2月至2017年5月在斯里兰卡11所城市医院诊所就诊的需要开始抗高血压治疗(未治疗的患者)或接受单药治疗的患者,进行低剂量三联降压与常规治疗比较的随机、开放性试验,随访至2017年10月。 | Web-ster R Salam A de Silva HA Selak V Stepien S Rajapakse S Amarasekara S Amarasena N Billot L de Silva AP Fernando M Guggilla R Jan S Jayawardena J Maulik PK Mendis S Munasinghe J Naik N Prabhakaran D Ranasinghe G Thom S Tisserra N Senaratne V Wijekoon S Wijeyasingam S Rodgers A Patel A 刘莉 叶鹏 | 2018 | 中华高血压杂志2018,26,12: | 7 |
| 8 | 胃结肠反射的研究概况显示文摘胃结肠反射是胃肠道生理现象之一,参与功能性胃肠疾病的发生和发展,具有潜在的临床价值。胃结肠反射的研究方法主要为肌电图和结肠测压法,可见餐后结肠尖峰突发波或结肠动力指数增加。近年应用测压法发现餐后结肠具有特定的运动模式,但胃结肠反射的表现方式和机制仍不清楚。本文就胃结肠反射的研究概况作一综述。 | 黄敏 陈继红 谭诗云 罗和生 Jan D HUIZINGA | 2016 | 胃肠病学2016,21,8: | 5 |
| 9 | RANK-ligand and osteoprotegerin as biomarkers in the differentiation between periprosthetic joint infection and aseptic prosthesis loosening显示文摘AIM To assess serum levels of RANK-ligand(RANKL) and osteoprotegerin(OPG) as biomarkers for periprosthetic joint infection(PJI) and compare their accuracy with standard tests.METHODS One hundred and twenty patients presenting with a painful total knee or hip arthroplasty with indication for surgical revision were included in this prospective clinical trial. Based on standard diagnostics(joint aspirate, microbiological, and histological samples) and Musculoskeletal Infection Society consensus classification,patients were categorized into PJI, aseptic loosening,and control groups. Implant loosening was assessed radiographically and intraoperatively. Preoperative serum samples were collected and analyzed for RANKL, OPG, calcium, phosphate, alkaline phosphatase(AP), and the bone-specific subform of AP(b AP). Statistical analysis was carried out, testing for significant differences between the three groups and between stable and loose implants. RESULTS All three groups were identical in regards to age, gender, and joint distribution. No statistically significant differences in the serum concentration of RANKL(P = 0.16) and OPG(P = 0.45) were found between aseptic loosening and PJI, with a trend towards lower RANKL concentrations and higher OPG concentrations in the PJI group. The RANKL/OPG ratio was significant for the comparison between PJI and non-PJI(P = 0.005). A ratio > 60 ruled out PJI in all cases(specificity: 100%, 95%CI: 89, 11% to 100.0%) but only 30% of non-PJI patients crossed this threshold. The positive predictive value remained poor at any cut-off. In the differentiation between stable and loose implants, none of the parameters measured(calcium, phosphate, AP, and b AP) showed a significant difference, and only AP and b AP measurements showed a tendency towards higher values in the loosened group(with P = 0.09 for AP and P = 0.19 for b AP). CONCLUSION Lower RANKL and higher OPG concentrations could be detected in PJI, without statistical significance. | Max J Friedrich Matthias D Wimmer Jan Schmolders Andreas C Strauss Milena M Ploeger Hendrik Kohlhof Dieter C Wirtz Sascha Gravius Thomas M Randau | 2017 | World Journal of Orthopedics2017,8,4: | 4 |
| 10 | Update on surgical treatment of pancreatic neuroendocrine neoplasms显示文摘Pancreatic neuroendocrine neoplasms(PNENs) are rare and account for only 2%-4% of all pancreatic neoplasms. All PNENs are potential(neurendocrine tumors PNETs) or overt(neuroendocrine carcinomas PNECs) malignant,but a subset of PNETs is low-risk. Even in case of low-risk PNETs surgical resection is frequently required to treat hormone-related symptoms and to obtain an appropriate pathological diagnosis. Low-risk PNETs in the body and the tail are ideal for minimallyinvasive approaches which should be tailored to the individual patient. Generally,surgeons must aim for parenchyma sparing in these cases. In high-risk and malignant PNENs,indications for tumor resection are much wider than for pancreatic adenocarcinoma,in many cases due to the relatively benign tumor biology. Thus,patients with locally advanced and metastatic PNETs may benefit from extensive resection. In experienced hands,even multi-organ resections are accomplished with acceptable perioperative morbidity and mortality rates and are associated with excellent long term survival. However,poorly differentiated neoplasms with high proliferation rates are associated with a dismal prognosis and may frequently only be treated with chemotherapy. The evidence on surgical treatment of PNENs stems from reviews of mostly singlecenter series and some analyses of nation-wide tumor registries. No randomized trial has been performed to compare surgical and non-surgical therapies in potentially resectable PNEN. Though such a trial would principally be desirable,ethical considerations and the heterogeneity of PNENs preclude realization of such a study. In the current review,we summarize recent advances in the surgical treatment of PNENs. | Jan G D’Haese Chiara Tosolini Güralp O Ceyhan Bo Kong Irene Esposito Christoph W Michalski J?rg Kleeff | 2014 | World Journal of Gastroenterology2014,20,38: | 4 |
| 11 | Long-term effect of aspirin on cancer risk in carriers of hereditary colorectal cancer: an analysis from the CAPP2 randomised controlled trial显示文摘 | John Burn Anne-Marie Gerdes Finlay Macrae Jukka-Pekka Mecklin Gabriela Moeslein Sylviane Olschwang Diane Eccles D Gareth Evans Eamonn R Maher Lucio Bertario Marie-Luise Bisgaard Malcolm G Dunlop Judy WC Ho Shirley V Hodgson Annika Lindblom Jan Lubinski Pa | 2011 | The Lancet2011,,9809: | 3 |
| 12 | <ce:link locator='fx1'/> A Review of Activity Indices and Efficacy End Points for Clinical Trials of Medical Therapy in Adults With Ulcerative Colitis显示文摘 | Geert D’Haens William J. Sandborn Brian G. Feagan Karel Geboes Stephen B. Hanauer E. Jan Irvine Marc Lémann Philippe Marteau Paul Rutgeerts Jurgen Sch?lmerich Lloyd R. Sutherland | 2007 | Gastroenterology2007,,2: | 2 |
| 13 | Single balloon enteroscopy for endoscopic retrograde cholangiography in patients with Roux-en-Y hepaticojejuno anastomosis显示文摘AIM:To evaluate single balloon enteroscopy in diagnostic and therapeutic endoscopic retrograde cholangiography(ERC)in patients with Roux-en-Y hepaticojejunoanastomosis(HJA).METHODS:The study took place from January 2009to December 2011 and we retrospectively assessed 15patients with Roux-en-Y HJA who had signs of biliary obstruction.In total,23 ERC procedures were performed in these patients and a single balloon videoen-teroscope(Olympus SIF Q 180)was used in all of the cases.A transparent overtube was drawn over the videoenteroscope and it freely moved on the working part of the enteroscope.Its distal end was equipped with a silicone balloon that was inflated by air from an external pump at a pressure of≤5.4 kPa.The technical limitations or rather the parameters of the single balloon enteroscope(working length-200 cm,diameter of the working channel-2.8 mm,absence of Albarran bridge)showed the need for special endoscopic instrumentation.RESULTS:Cannulation success was reached in diagnostic ERC in 12 of 15 patients.ERC findings were normal in 1 of 12 patients.ERC in the remaining 11 patients showed some pathological changes.One of these(cystic bile duct dilation)was subsequently resolved surgically.Endoscopic treatment was initialized in the remaining 10 patients(5 with HJA stenosis,2 with choledocholithiasis,and 3 with both).This treatment was successful in 9 of 10 patients.The endoscopic therapeutic procedures included:balloon dilatation of HJA stenosis-11 times(7 patients);choledocholitiasis extraction-five times(5 patients);biliary plastic stent placement-six times(4 patients);and removal of biliary stents placed by us-six times(4 patients).The mean time of performing a single ERC was 72 min.The longest procedure took 110 min and the shortest took34 min.This shows that it is necessary to allow for more time in individual procedures.Furthermore,these procedures require the presence of an anesthesiologist.We did not observe any complications in these 15 patients.CONCLUSION:This method is more demanding than standard endoscopic retrograde cholangiopancreatography due to altered postsurgical anatomy.However,it is effective,safe,and widens the possibilities of resolving biliary pathology. | Bohuslav Kianika Jan Lata Ivo Novotny Petr Dítě Jirí Vaníek | 2013 | World Journal of Gastroenterology2013,19,44: | 2 |
| 14 | Impact of mobile health and medical applications on clinical practice in gastroenterology显示文摘Mobile health apps (MHAs) and medical apps (MAs) are becoming increasinglypopular as digital interventions in a wide range of health-related applications inalmost all sectors of healthcare. The surge in demand for digital medical solutionshas been accelerated by the need for new diagnostic and therapeutic methods inthe current coronavirus disease 2019 pandemic. This also applies to clinicalpractice in gastroenterology, which has, in many respects, undergone a recentdigital transformation with numerous consequences that will impact patients andhealth care professionals in the near future. MHAs and MAs are considered tohave great potential, especially for chronic diseases, as they can support the selfmanagementof patients in many ways. Despite the great potential associated withthe application of MHAs and MAs in gastroenterology and health care in general,there are numerous challenges to be met in the future, including both the ethicaland legal aspects of applying this technology. The aim of this article is to providean overview of the current status of MHA and MA use in the field ofgastroenterology, describe the future perspectives in this field and point out someof the challenges that need to be addressed. | Sven Kernebeck Theresa S Busse Maximilian D Bottcher Jurgen Weitz Jan Ehlers Ulrich Bork Didactics Educational Research in Health | 2020 | World Journal of Gastroenterology2020,26,29: | 2 |
| 15 | 二甲双胍长期治疗2型糖尿病患者以及维生素B12缺乏的危险性:随机安慰剂对照研究(摘要)显示文摘目的 研究接受胰岛素治疗的2型糖尿病患者中,二甲双胍所致维生素B12缺乏(〈150pmol/L)、低浓度维生素B12(150—220pmol/L)的发生率,以及叶酸和同型半胱氨酸的浓度。 | Jolien de Jager Adriaan Kooy Philippe Lehert Michiel G Wulffele Jan van der Kolk Daniel Bets Joop Verburg Ab J M Donker Coen D A Stehouwer 许翎岭(译) | 2010 | 英国医学杂志中文版2010,13,5: | 2 |
| 16 | Biotransformation of linalool to furanoid and pyranoid linalool oxides by Aspergillus niger 显示文摘 | Jan C R D Hendra W | 1993 | Phytochemistry1993,47,6: | 2 |
| 17 | Pancreatic Enzyme Replacement Therapy in Patients With Exocrine Pancreatic Insufficiency Due to Chronic Pancreatitis: A 1-Year Disease Management Study on Symptom Control and Quality of Life显示文摘 | Jan G. D’Haese Güralp O. Ceyhan Ihsan Ekin Demir Peter Layer Waldemar Uhl Matthias L?hr Reinhard Rychlik Konstantinos Pirilis York Z?llner Birgit Gradl Douglas Foerster Julia M?bius Friederike Henniges Helmut Friess | 2014 | Pancreas2014,,: | 2 |
| 18 | Experimental Validation of a New Ultrasound Method for the Simultaneous Assessment of Radial and Longitudinal Myocardial Deformation Independent of Insonation Angle显示文摘 | Stian Langeland Jan D’hooge Patrick F. Wouters H Alex Leather Piet Claus Bart Bijnens George R. Sutherland | 2005 | Circulation2005,,14: | 2 |
| 19 | <ce:link locator='fx1'/> A Review of Activity Indices and Efficacy End Points for Clinical Trials of Medical Therapy in Adults With Ulcerative Colitis显示文摘 | Geert D'Haens William J. Sandborn Brian G. Feagan Karel Geboes Stephen B. Hanauer E. Jan Irvine Marc Lémann Philippe Marteau Paul Rutgeerts Jurgen Sch?lmerich Lloyd R. Sutherland | 2007 | Gastroenterology2007,,2: | 2 |
| 20 | Minimally invasive aortic valve replacement: how does this perform in high-risk patients?显示文摘 | Jan D Schmitto Friedrich W Mohr Lawrence H Cohn | 2011 | Current Opinion in Cardiology2011,,2: | 2 |