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1873篇 您的检索式:作者名="Gregg"
    题名 作者 年代 出处 被引量
1The American Heart Association’s Get With the Guidelines(GWTG)-Stroke development and impact on stroke care显示文摘The American Heart Association’s Get With the Guidelines(GWTG)-Stroke programme has changed stroke care delivery in the USA since its establishment in 2003.GWTG is a voluntary registry and continuous quality improvement initiative that collects data on patient characteristics,hospital adherence to guidelines and inpatient outcomes.Implementation of the programme saw increased provision of evidence-based care and improved patient outcomes.This review will describe the development of the programme and discuss the impact on stroke outcomes and transformation of stroke care delivery that followed its implementation.Cora H Ormseth Kevin N Sheth Jeffrey L Saver Gregg C Fonarow Lee H Schwamm 2017Stroke & Vascular Neurology2017,2,2:15
2Percutaneous left atrial appendage closure:Technical aspects and prevention of periprocedural complications with the watchman device显示文摘Transcatheter closure of the left atrial appendage has been developed as an alternative to chronic oral anticoagulation for stroke prevention in patients with atrial fibrillation, and as a primary therapy for patients with contraindications to chronic oral anticoagulation. The promise of this new intervention compared with warfarin has been supported by several, small studies and two pivotal randomized trial with the Watchman Device. The results regarding risk reduction for stroke have been favourable although acute complications were not infrequent. Procedural complications, which are mainly related to transseptal puncture and device implantation, include air embolism, pericardial effusions/tamponade and device embolization. Knowledge of nature, management and prevention of complications should minimize the risk of complications and allow transcatheter left atrial appendage closure to emerge as a therapeutic option for patients with atrial fibrillation at risk for cardioembolic stroke.Sven M bius-Winkler Nicolas Majunke Marcus Sandri Norman Mangner Axel Linke Gregg W Stone Ingo D hnert Gerhard Schuler Peter B Sick 2015World Journal of Cardiology2015,7,2:14
3Protective effect of hydroxychloroquine on rheumatoid arthritis-associated atherosclerosis显示文摘Background: Patients with rheumatoid arthritis (RA) have an increased risk for cardiovascular disease. We examined the effect of gut microbiota in a mouse model of RA that develops atherosclerosis. Methods: We created three groups of K/BxN female mice that were positive for the anti‐glucose‐6‐phosphate isomerase (GPI) antibody: control diet (CD), high fat diet (HFD), and HFD with hydroxychloroquine (HFD + HCQ). Serological tests were used to detect the serum levels of total cholesterol (TCHO), low‐density lipoprotein cholesterol (LDL‐C), triglyceride (TG), high‐density lipoprotein cholesterol (HDL‐C), anti‐ GPI antibody titers, and serum cytokines. Atherosclerotic plaque was determined by histological analysis, and gut microbiota were determined by 16sV4 sequencing. Results: Relative to mice given the CD, those receiving the HFD had increased serum levels of LDL‐C, TCHO, and TG, decreased serum levels of HDL‐C, increased atherosclerotic lesions in the aortic root, and altered gut microbiota. Addition of HCQ to HFD decreased the serum levels of LDL‐C, TCHO, and TG, increased serum levels of HDL‐C, and decreased the atherosclerotic lesions in the aortic root. Mice receiving HFD + HCQ also had the greatest bacterial diversity among the three experimental groups. Moreover, HCQ treatment significantly increased the abundance of Akkermansia and Parabacteroides, and decreased the abundance of Clostridium sensu stricto cluster 1, and therefore may be responsible for the reduced RA‐associated atherosclerosis and dyslipidemia. Conclusion: Our mouse model of RA indicated that HFD increased ankle width and aggravated a therosclerosis a nd d yslipidemia, a nd t hat H CQ a lleviated t he d yslipidemia and atherosclerosis, but had no effect on ankle width.Na Shi Shuangyue Zhang Gregg Silverman Mengtao Li Jun Cai Haitao Niu 2019Animal Models and Experimental Medicine2019,2,2:6
4低氧诱导因子与乳腺癌转移(英文)显示文摘肿瘤,特别是实体瘤,其内部微环境处于一种低氧或缺氧的状态,肿瘤的这种低氧微环境将诱导活化低氧诱导因子(HIF-1)信号通路。HIF-1信号通路在乳腺癌的转移中发挥着重要的作用。乳腺癌的转移涉及肿瘤细胞的浸润、进入血管、通过血液循环迁移、到达远端毛细血管内壁、穿透血管壁进入新的器官以及在新的部位形成转移灶等步骤,过程非常复杂。本文重点围绕HIF-1在转移各个步骤中的作用进行综述。Zhao-ji LIU Gregg L.SEMENZA Hua-feng ZHANG 2015Journal of Zhejiang University-Science B(Biomedicine & Biotechnology)2015,16,1:5
5基于雷达遥感技术的土栖白蚁探测显示文摘应用一种非破坏性的地球物理探测技术——雷达遥感技术,探测土栖白蚁巢穴。通过对金属管和蚁巢的掩埋模拟探测试验,测定地下目标影像尺寸,建立目标-影像尺寸线性关系模型,构建土栖白蚁蚁巢的二维和三维影像图;通过林地实地探测,获取不同目标反射的影像数据,有代表性地开挖验证,初步获得金属、树根、空洞和蚁巢4类地下主要目标影像特征;蚁巢尺寸的雷达遥感测量数据综合误差率为1.93%。雷达地下遥感探测技术是土栖白蚁监测和防灾减灾的有效辅助工具。杨秀好 骆有庆 Gregg Henderson 毛立新 2012林业科学2012,48,1:5
6Angiographic Patterns of In-Stent Restenosis: Classification and Implications for Long-Term Outcome显示文摘Roxana Mehran George Dangas Andrea S. Abizaid Gary S. Mintz Alexandra J. Lansky Lowell F. Satler Augusto D. Pichard Kenneth M. Kent Gregg W. Stone Martin B. Leon 1999Circulation1999,,18:4
7AHA/ACC Guidelines for Secondary Prevention for Patients With Coronary and Other Atherosclerotic Vascular Disease: 2006 Update: Endorsed by the National Heart, Lung, and Blood Institute显示文摘Sidney C. Smith Jerilyn Allen Steven N. Blair Robert O. Bonow Lawrence M. Brass Gregg C. Fonarow Scott M. Grundy Loren Hiratzka Daniel Jones Harlan M. Krumholz Lori Mosca Richard C. Pasternak Thomas Pearson Marc A. Pfeffer Kathryn A. Taubert 2006Circulation2006,,19:4
8Application of anti-CD103 immunotoxin for saving islet allograft in context of transplantation显示文摘背景用猛烈老鼠的以前的研究在支持机关 allograft 拒绝和 graft-versus-host 疾病为 integrin CD103 记录一个关键角色。然而,是否 CD103 小径封锁的一颗决心表示为在这些过程的干预的可行治疗学的策略由于高效地弄空的试剂的缺乏证明了有问题从野类型主人的 CD103+ 房间。为了避免这个问题,在现在的学习,我们发明了 anti-CD103 immunotoxin (M290 树液) 。我们调查了M290树液是否有能力在 vivo 消除 表示CD103 细胞并且保护移植小岛免受由宿主免疫者 cells.Methods 流动 cytometry 破坏的伤害被用来在弄空分析M290树液的功效在用有最近的发作的 allogenic 小岛移植模型以及点头老鼠的 vivo.Then 的 表示CD103 细胞打 1 糖尿病, 表示CD103 细胞弄空的治疗学的功效戏剧性地是 addressed.Results M290树液减少频率和 abso 在 M290 树液处理与未经治疗的老鼠,对待 M290 的老鼠和 IgG 树液相比看了一不定的幸存时间的单身者下面移植进导致 streptozotocin 的糖尿病的 C57BL/6 老鼠的 Balb/c 小岛对待老鼠(吝啬的幸存时间, 100 天对 20 天) 。在单个 M290 树液处理下面移植进 hyperglycemic 点头老鼠的 C57BL/6 小岛与未经治疗的老鼠(吝啬的幸存时间 12-13 天对 7 天) 相比在 allograft 拒绝显示出显著延期。有长期的小岛 allograft 幸存的鼠标的免疫学的分析不管内在的机制揭示了明显的萎缩胸腺和对 allogenic stimulation.Conclusion 的 CD8 subpopulation 反应的 alloimmunity 的严重 downregulation,表示 CD103 房间的弄空代表的这些数据文件为在小岛 allograft 拒绝的治疗学的干预的可行策略。ZHANG Lei Gregg A. Hadley 2010Chinese Medical Journal2010,,24:4
9HIF-1 mediates metabolic responses to intratumoral hypoxia and oncogenic mutations显示文摘Semenza Gregg L 2013Journal of Clinical Investigation2013,,9:4
10CD103免疫毒素在同种胰岛移植中的应用显示文摘目的 制备能体内杀伤CD103表达细胞的免疫毒素,观察其对同种胰岛移植排斥反应的影响.方法 将CD103抗体与植物毒素saporin耦联产生M290-SAP,以2 mg/kg剂量注入小鼠腹腔,实验分为磷酸盐缓冲液(PBS)、IgG-SAP、M290和M290-SAP组,用流式细胞术检测CD103阳性细胞的肖减,之后将M290-SAP应用于化学性糖尿病小鼠胰岛移植模型,观察胰岛有功能存活情况.结果 PBS、IgG-SAP和M290组,肠上皮内CD103+CD8+淋巴细胞占CD3+淋巴细胞的百分比分别为70.9%、68.4%和79.5%,而M290-SAP组几乎降至0;M290-SAP也杀灭了CD103+的胸腺细胞.M290-SAP组胰岛移植物存活时间(>100 d,n=9),明显优于未处理组、IgG-SAP和M290组(均在20d内排斥)(P<0.01).结论 M290-SAP消除CD103表达细胞能促进同种胰岛移植物长期存活.张雷 Gregg Hadley 2011中华实验外科杂志2011,28,2:4
11Outcomes of Medicare beneficiaries hospitalised with transient ischaemic attack and stratification using the ABCD^(2) score显示文摘Background Long-term outcomes for Medicare beneficiaries hospitalised with transient ischaemic attack(TIA)and role of ABCD^(2) score in identifying high-risk individuals are not studied.Methods We identified 40825 Medicare beneficiaries hospitalised from 2011 to 2014 for a TIA to a Get With The Guidelines(GWTG)-Stroke hospital and classified them using ABCD^(2)s of mortality and rehospitalisation(all-cause,ischaemic stroke,haemorrhagic stroke,myocardial infarction,and gastrointestinal and intracranial haemorrhage)for high-risk versus low-risk groups adjusted for patient and hospital characteristics.Results Of the 40825 patients,35118(86%)were high risk(ABCD^(2)≥4)and 5707(14%)were low risk(ABCD^(2)=0-3).Overall rate of mortality during 1-year follow-up after hospital discharge for the index TIA was 11.7%,44.3% were rehospitalised for any reason and 3.6%were readmitted due to stroke.Patients with ABCD^(2) score≥4 had higher mortality at 1 year than not(adjusted HR 1.18,95%CI 1.07 to 1.30).Adjusted risks for ischaemic stroke,all-cause readmission and mortality/all-cause readmission at 1 year were also significantly higher for patients with ABCD^(2) score≥4 vs 0-3.In contrast,haemorrhagic stroke,myocardial infarction,gastrointestinal bleeding and intracranial haemorrhage risk were not significantly different by ABCD^(2) score.Conclusions This study validates the use of ABCD^(2) score for long-term risk assessment after TIA in patients aged 65 years and older.Attentive efforts for community-based follow-up care after TIA are needed for ongoing prevention in Medicare beneficiaries who were hospitalised for TIA.Shreyansh Shah Li Liang Durgesh Bhandary Saga Johansson Eric E Smith Deepak L Bhatt Gregg C Fonarow Naeem D Khan Eric Peterson Janet Prvu Bettger 2021Stroke & Vascular Neurology2021,6,2:3
12Formation of fine crystalline dolomites in lacustrine carbonates of the Eocene Sikou Depression, Bohai Bay Basin, East China显示文摘The genesis of the fine crystalline dolomites that exhibit good to excellent reservoir properties in the upper fourth member of the Eocene Shahejie Formation(Es_4~s)around the Sikou Sag, Bohai Bay Basin, is uncertain. This paper investigates the formation mechanisms of this fine crystalline dolomite using XRD, SEM, thin section analysis and geochemical data. The stratigraphy of the Sikou lacustrine carbonate is dominated by the repetition of metre-scale, high-frequency deposition cycles, and the amount of dolomite within a cycle increases upward from the cycle bottom. These dolomite crystals are 2–30 μm in length, subhedral to anhedral in shape and typically replace both grains and matrix. They also occur as rim cement and have thin lamellae within ooid cortices. Textural relations indicate that the dolomite predates equant sparry calcite cement and coarse calcite cement. The Sr concentrations of dolomites range from 900 to 1200 ppm. Dolomite δ^(18)O values(-11.3 to-8.2 ‰ PDB) are depleted relative to calcite mudstone(-8.3 to-5.4 ‰ PDB) that precipitated from lake water, while δ^(13)C values(0.06–1.74 ‰ PDB) are within the normal range of calcite mudstone values(-2.13 to 1.99 ‰ PDB). High^(87)Sr/^(86)Sr values(0.710210–0.710844) indicate that amounts of Ca^(2+) and Mg^(2+)have been derived from the chemical weathering of Palaeozoic carbonate bedrocks. The high strontium concentration indicates that hypersaline conditions were maintainedduring the formation of the dolomites and that the dolomites were formed by the replacement of precursor calcite or by direct precipitation.Yong-Qiang Yang Long-Wei Qiu Jay Gregg Zheng Shi Kuan-Hong Yu 2016Petroleum Science2016,13,4:3
13Control of T H 17/T reg Balance by Hypoxia-Inducible Factor 1显示文摘Eric V. Dang Joseph Barbi Huang-Yu Yang Dilini Jinasena Hong Yu Ying Zheng Zachary Bordman Juan Fu Young Kim Hung-Rong Yen Weibo Luo Karen Zeller Larissa Shimoda Suzanne L. Topalian Gregg L. Semenza Chi V. Dang Drew M. Pardoll Fan Pan 2011Cell2011,,5:3
14HIF-1: upstream and downstream of cancer metabolism显示文摘Gregg L Semenza 2009Current Opinion in Genetics & Development2009,,1:3
15Statin therapy is associated with improved survival in ischemic and non-ischemic heart failure显示文摘Tamara B Horwich W.Robb MacLellan Gregg C Fonarow 2004Journal of the American College of Cardiology2004,,4:3
16Two case reports of acute upper gastrointestinal bleeding from duodenal ulcers after Roux-en-Y gastric bypass surgery: Endoscopic diagnosis and therapy by single balloon or push enteroscopy after missed diagnosis by standard esophagogastroduodenoscopy显示文摘The diagnosis and opportunity for endoscopic therapy of gastric or duodenal lesions may be missed at esophagogastroduodenoscopy(EGD) because of technical difficulty in intubating at EGD the postoperatively excluded stomach and proximal duodenum in patients status post Roux-en-Y gastric bypass(RYGB). Two cases are reported of acute upper gastrointestinal bleeding 10 or 11 years status postRYGB, performed for morbid obesity, in which the EGD was non-diagnostic due to failure to intubate the excluded stomach and proximal duodenum, whereas subsequent push enteroscopy or single balloon enteroscopy were diagnostic and revealed 4-cm-wide or 5-mm-wide bulbar ulcers and even permitted application of endoscopic therapy. These case reports suggest consideration of push enteroscopy, or single balloon enteroscopy, where available, in the endoscopic evaluation of acute UGI bleeding in patients status post RYGB surgery when the EGD was non-diagnostic because of failure to intubate these excluded segments.Seifeldin Hakim Srinivas R Rami Reddy Mihaela Batke Gregg Polidori Mitchell S Cappell 2017World Journal of Gastrointestinal Endoscopy2017,9,10:3
17Intraductal Papillary Mucinous Neoplasms of the Pancreas: Effect of Invasion and Pancreatic Margin Status on Recurrence and Survival显示文摘Chandrajit P. Raut MD Karen R. Cleary MD Gregg A. Staerkel MD James L. Abbruzzese MD Robert A. Wolff MD Jeffrey H. Lee MD Jean-Nicolas Vauthey MD Jeffrey E. Lee MD Peter W. T. Pisters MD Douglas B. Evans MD 2006Annals of Surgical Oncology2006,,4:3
18The Relationship Between Attenuated Plaque Identified by Intravascular Ultrasound and No-Reflow After Stenting in Acute Myocardial Infarction显示文摘Xiaofan Wu Gary S. Mintz Kai Xu Alexandra J. Lansky Bernhard Witzenbichler Giulio Guagliumi Bruce Brodie Mirle A. Kellett Ovidiu Dressler Helen Parise Roxana Mehran Gregg W. Stone Akiko Maehara 2011JACC: Cardiovascular Interventions2011,,5:3
19Clinical Presentation, Management, and In-Hospital Outcomes of Patients Admitted With Acute Decompensated Heart Failure With Preserved Systolic Function显示文摘Clyde W. Yancy Margarita Lopatin Lynne Warner Stevenson Teresa De Marco Gregg C. Fonarow 2006Journal of the American College of Cardiology2006,,1:2
20Preoperative Nutritional Status Is an Important Predictor of Survival in Patients Undergoing Surgery for Renal Cell Carcinoma显示文摘Todd M. Morgan Dominic Tang Kelly L. Stratton Daniel A. Barocas Christopher B. Anderson Justin R. Gregg Sam S. Chang Michael S. Cookson S. Duke Herrell Joseph A. Smith Peter E. Clark 2011European Urology2011,,6:2
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