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1Portal vein thrombosis:Insight into physiopathology,diagnosis,and treatment显示文摘Portal vein thrombosis (PVT) is a relatively common complication in patients with liver cirrhosis, but might also occur in absence of an overt liver disease. Several causes, either local or systemic, might play an important role in PVT pathogenesis. Frequently, more than one risk factor could be identified; however, occasionally no single factor is discernable. Clinical examination, laboratory investigations, and imaging are helpful to provide a quick diagnosis, as prompt treatment might greatly affect a patient's outcome. In this review, we analyze the physiopathological mechanisms of PVT development, together with the hemodynamic and functional alterations related to this condition. Moreover, we describe the principal factors most frequently involved in PVT development and the recent knowledge concerning diagnostic and therapeutic procedures. Finally, we analyze the implications of PVT in the setting of liver transplantation and its possible influence on patients' future prognoses.Francesca R Ponziani Maria A Zocco Chiara Campanale Emanuele Rinninella Annalisa Tortora Luca Di Maurizio Giuseppe Bombardieri Raimondo De Cristofaro Anna M De Gaetano Raffaele Landolfi Antonio Gasbarrini 2010World Journal of Gastroenterology2010,16,2:75
2冠状动脉内影像学临床应用专家共识(第一部分):对冠状动脉介入治疗的指导与优化显示文摘欧洲心血管介入协会(EAPCI)专家组系统总结了血管内超声(IVUS)和光学相干断层成像(OCT)这两种血管内影像学检查临床应用指征的现有证据,提供了关于IVUS和OCT指导经皮冠状动脉介入治疗(PCI)的应用价值,并明确了最可能从腔内影像学指导的介入治疗中获得临床收益的患者或病变类型,同时详细论述了PCI前如何使用IVUS或OCT优化支架尺寸(支架长度和直径)和手术策略的选择。此外,专家推荐对支架失败(支架内再狭窄或支架内血栓形成)的患者应常规进行冠状动脉内影像学检查,并首选OCT。最后,重点论述了IVUS和OCT在指导PCI和评估支架失败两个方面的优势和局限性,并对未来需要深入研究的领域进行了展望。Lorenz Raber Gary S Mintz Konstantinos C Koskinas Thomas W Johnson Niels R Holm Yoshinubo Onuma Maria D Radu Michael Joner Bo Yu Haibo Jia Nicolas Meneveau Jose M.de la Torre Hemandez Javier Escaned Jonathan Hill Francesco Prati Antonio Colombo Carlo di Mario Evelyn Regar Davide Capodanno William Wijns Robert A Byme Giulio Guagliumi 2019中华心血管病杂志2019,47,1:17
3The wonders of BMP9:From mesenchymal stem cell differentiation,angiogenesis,neurogenesis,tumorigenesis,and metabolism to regenerative medicine显示文摘Although bone morphogenetic proteins(BMPs)initially showed effective induction of ectopic bone growth in muscle,it has since been determined that these proteins,as members of the TGF-b superfamily,play a diverse and critical array of biological roles.These roles include regulating skeletal and bone formation,angiogenesis,and development and homeostasis of multiple organ systems.Disruptions of the members of the TGF-b/BMP superfamily result in severe skeletal and extra-skeletal irregularities,suggesting high therapeutic potential from understanding this family of BMP proteins.Although it was once one of the least characterized BMPs,BMP9 has revealed itself to have the highest osteogenic potential across numerous experiments both in vitro and in vivo,with recent studies suggesting that the exceptional potency of BMP9 may result from unique signaling pathways that differentiate it from other BMPs.The effectiveness of BMP9 in inducing bone formation was recently revealed in promising experiments that demonstrated efficacy in the repair of critical sized cranial defects as well as compatibility with bone-inducing bio-implants,revealing the great translational promise of BMP9.Furthermore,emerging evidence indicates that,besides its osteogenic activity,BMP9 exerts a broad range of biological functions,including stem cell differentiation,angiogenesis,neurogenesis,tumorigenesis,and metabolism.This review aims to summarize our current understanding of BMP9 across biology and the body.Sami Mostafa Mikhail Pakvasa Elam Coalson Allen Zhu Alex Alverdy Hector Castillo Jiaming Fan Alex Li Yixiao Feng Di Wu Elliott Bishop Scott Du Mia Spezia Alissa Li Ofir Hagag Alison Deng Winny Liu Mingyang Li Sherwin S·Ho Aravind Athiviraham Michael J·Lee Jennifer Moriatis Wolf Guillermo A·Ameer Hue H·Luu Rex C·Haydon Jason Strelzow Kelly Hynes Tong-Chuan He Russell R·Reid 2019Genes & Diseases2019,6,3:15
4肥胖患者的冠状动脉微血管功能障碍和心血管病风险显示文摘全世界有〉5亿的肥胖人群,其心血管病风险增加的病理生理机制是复杂的,并且可能涉及脂肪细胞相关因子的过量分泌,导致血管氧化应激增加,神经激素活性上调,以及低度全身炎症,可能导致交感神经系统激活增加,血管张力改变,冠状动脉微血管功能障碍(coronary microvascular dysfunction, CMD) 。Bajaj NS Osborne MT Gupta A Tavakkoli A Bravo PE Vita T Bibbo CF Hainer J Dorbala S Blankstein R Bhatt DL Di Carli MF Taqueti VR 刘青 叶鹏 2018中华高血压杂志2018,26,9:11
5英国胃肠病学会关于胃癌风险患者的诊断和管理指南显示文摘胃癌预后较差,部分原因在于诊断较晚。胃癌的危险因素包括幽门螺杆菌(H.pylori,HP)感染和胃癌家族史,尤其是遗传性弥漫性胃癌和恶性贫血。胃癌发展的阶段包括慢性胃炎、胃黏膜萎缩(GA)、胃黏膜肠化生(GIM)和异型增生。胃癌早期发现和提高生存率的关键是在内镜检查前以非侵入性方式识别高危人群。然而,尽管生物标志物可能有助于检测慢性萎缩性胃炎,但尚无足够的证据支持其用于人群筛查。高质量内镜检查是胃癌早期发现的重要组成部分,图像增强内镜结合组织病理学活检是GA和GIM最佳的诊断方法,并能准确进行风险分层。按照悉尼标准从胃窦、角切迹、小弯和大弯进行活检,既能明确诊断,也能对胃癌进行风险分层。理想状态应当是在高质量内镜检查中对GA或GIM区域活检。英国属于低危地区,可根据需要接受常规诊断性胃镜检查,但没有足够证据支持筛查,对于广泛GA或GIM的患者,每3年检查内镜。对于胃异型增生和早期癌,只要满足标准,内镜下黏膜切除术或内镜黏膜下剥离术的治疗有效,成功率高,复发率低。Matthew Banks David Graham Marnix Jansen TakujiGotoda Sergio Coda Massimiliano di Pietro NoriyaUedo Pradeep Bhandari D Mark Pritchard Ernst J Kuipers Manuel Rodriguez-Justo Marco R Novelli KrishRagunath Neil Shepherd Mario Dinis-Ribeiro 乌雅罕(译) 张冬雪(译) 牛占岳(校) 刘鑫(校) 丁士刚(译/校) 2020中华胃肠内镜电子杂志2020,7,2:10
6Plasminogen kringle 5-engineered glioma cells block migration of tumor- associated macrophages and suppress tumor vascularization and progres- sion.显示文摘Perri SR Nalbantoglu J Annabi B Koty Z Lejeune L Francois M Di Falco MR Beliveau R Galipeau J 2005中国神经肿瘤杂志2005,3,3:8
7Porous Calcium Phosphate Ceramic Scaffolds for Tissue Engineering显示文摘This study examined the biological response of two porous calcium phosphate ceramics, hydroxyapatite (HA) and hydroxyapaptite/β-tricalcium phosphate (HA/β-TCP) scaffolds. Three different cell types, a human osteoblastic cell line (HOS), primary human osteoblasts (HOB) and human mesenchymal stem cells (MSCs), were used to examine biocompatibility and osteoinductive capacity. The experimental results showed both materials were highly biocompatible and proliferation was significantly greater on pure HA (P< 0.01), with a peak in proliferation at day 7. Protein levels were significantly higher (P<0.05) than the control Thermanox (TMX(tm)) for both test materials. Osteoinduction of MSCs was observed on both test materials, with cells seeded on HA/β-TCP showing greater alkaline phosphatase activity compared to HA alone, indicating an enhancement in osteoinductive property. Both materials show good potential for use as tissue engineered scaffolds.L Di Silvio N Gurav J Merry R Sambrook 2005Journal of Wuhan University of Technology(Materials Science)2005,20,B12:5
8Residual renal function in peritoneal dialysis with failed allograft and minimum immunosuppression显示文摘Immunosuppression(IS) is often withdrawn in patients with end stage renal disease secondary to a failed renal allograft, and this can lead to an accelerated loss of residual renal function(RRF). As maintenance of RRF appears to provide a survival benefit to peritoneal dialysis(PD) patients, it is not clear whether this benefit of maintaining RRF in failed allograft patients returning to PD outweigh the risks of maintaining IS. A 49 year-old Caucasian male developed progressive allograft failure nine years after living-donor renal transplantation. Hemodialysis was initiated via tunneled dialysis catheter(TDC) and IS was gradually withdrawn. Two weeksafter IS withdrawal he developed a febrile illness, which necessitate removal of the TDC and conversion to PD. He was maintained on small dose of tacrolimus(1 mg/d) and prednisone(5 mg/d). Currently(1 year later) he is doing exceedingly well on cycler-assisted PD. Residual urine output ranges between 600-1200 m L/d. Total weekly Kt/V achieved 1.82. RRF remained well preserved in this patient with failed renal allograft with minimal immunosuppressive therapy. This strategy will need further study in well-defined cohorts of PD patients with failed allografts and residual RRF to determine efficacy and safety.Nadear Elmahi éva Csongrádi Kenneth Kokko Jack R Lewin Jamie Davison Tibor Fülp 2013World Journal of Transplantation2013,3,2:5
9Nonalcoholic steatohepatitis: a proposal for grading and staging the histological lesions显示文摘Elizabeth M Brunt Christine G Janney Adrian M Di Bisceglie Brent A Neuschwander-Tetri Bruce R Bacon 1999The American Journal of Gastroenterology1999,,9:3
10Nonalcoholic steatohepatitis: a proposal for grading and staging the histological lesions显示文摘Elizabeth M Brunt Christine G Janney Adrian M Di Bisceglie Brent A Neuschwander-Tetri Bruce R Bacon 1999The American Journal of Gastroenterology1999,,9:2
11MicroRNA-181b通过调节金属蛋白酶组织抑制因子3和弹性蛋白影响动脉粥样硬化和动脉瘤显示文摘动脉粥样硬化和动脉瘤是全世界人口的主要致死原因。微小RNA(microRNAs,miR)是基因和蛋白表达的关键决定因素,miR异常表达与许多心血管病有关。目前对它们在动脉粥样硬化斑块和腹主动脉瘤(abdominal aortic aneurysm,AAA)稳定性中的作用了解甚少。刘莉 叶鹏 Di Gregoli K Mohamad Anuar NN Bianco R White SJ Newby AC George SJ Johnson JL 2016中华高血压杂志2016,24,11:2
12Apoptosis after traumatic brain injury显示文摘Raghupathi R Graham DI McIntosh TK 2000J Neurotrauma2000,17,10:2
13Intraepithelial and lamina propria lymphocytes show distinct patterns of apoptosis whereas both populations are active in Fas based cytotoxicity in celiac disease显示文摘Di Sabatino A Ciccocioppo R D'Alo S 2001Gut2001,49,3:2
14相对于男性,女性进行冠状动脉造影产生的额外的心血管病风险与严重受损的冠状动脉血流储备,而非阻塞性疾病相关显示文摘与男性相比,女性的心血管病死亡率更高,但是阻塞性冠状动脉疾病(coronary artery disease,CAD)在女性中不太普遍。冠状动脉血流储备(coronary flow reserve,CFR)是大、小血管CAD和心肌缺血的综合测量指标,可识别出具有心血管病死亡风险的患者,但其在临床实践中不是常规测量的指标。该研究试图调查性别、CFR和血管造影CAD严重程度对不良心血管事件的影响。刘莉 叶鹏 Taqueti VR Shaw LJ Cook NR Murthy VL Shah NR Foster CR Hainer J Blankstein R Dorbala S Di Carli MF 2016中华高血压杂志2016,24,11:2
15Pancreatic cancer cells surviving gemcitabine treatment express markersof stem cell differentiation and epithelial-mesenchymal transition显示文摘Karl Quint Manuel Tonigold Pietro Di Fazio Roberta Montalbano Susanne Lingelbach Felix Rückert Beate Alinger Matthias Ocker Daniel Neureiter 2012International Journal of Oncology2012,,6:2
16Response to cadmium in higher plants显示文摘L Sanità di Toppi R Gabbrielli 1999Environmental and Experimental Botany1999,,2:2
17PPARγ Activation Primes Human Monocytes into Alternative M2 Macrophages with Anti-inflammatory Properties显示文摘M. Amine Bouhlel Bruno Derudas Elena Rigamonti Rébecca Dièvart John Brozek Stéphan Haulon Christophe Zawadzki Brigitte Jude Gérard Torpier Nikolaus Marx Bart Staels Giulia Chinetti-Gbaguidi 2007Cell Metabolism2007,,2:2
18Genetic improvement of Trichoderma ability to induce systemic resistance显示文摘The beneficial applications of Trichoderma spp. in agriculture include not only the control of plant pathogens, but also the improvement of plant growth, micronutrient availability, and plant tolerance to abiotic stress. In addition, it has been suggested that these fungi are able to increase plant disease resistance by activating induced systemic resistance (ISR) . The mode of action of these beneficial fungi in the Trichoderma -plant-pathogen interaction are many, complex and not completely understood. Numerous lytic enzymes have been characterized, the encoding genes (ech42 gluc78, nag1 from T. atroviride strain P1) cloned, and their role in biocontrol demonstrated. The corresponding biocontrol-related inducible promoters have been used in a reporter system based on the Aspergillus niger glucose oxidase gene (goxA) to monitor biocontrol activity. Glucose oxidase catalyzes the oxygen-dependent oxidation of D-glucose to D-glucono-1,5-lactone and hydrogen peroxide; this latter compound is known to have an antifungal effect and activate the plant defence cascade, thus increasing resistance to pathogen attack. T. atroviride P1 transformants with various promoters gox were tested as seed coating treatments on bean seeds planted in soil infested with a soilborne fungal pathogen. Successively, the emergent leaves were inoculated with a foliar pathogen to determine the effect of the GOX transformants on biocontrol and resistance to pathogen attack. Inoculations with the P1-GOX transformants not only reduced disease symptoms caused by a soil pathogen, but also the lesions of various foliar pathogens applied far from the Trichoderma colonization, thus activating ISR. A similar approach is being use to genetically improve T. harzianum T22, a rhizosphere competent and commercially marketed strain not transformed yet, by using four different gox gene constructs under the control of constitutive and inducible promoters. Plasmids have been introduced in Trichoderma by protoplasts co-transformation. hygromicin resistant progeny selected, and mitotically stable transformants analysed to confirm the presence of the novel enzyme activity. Progenies are being tested for biocontrol ISR inducing activity.Ciliento R Woo S L Di Benedetto P Ruocco M Scala F Soriente I Ferraioli S Brunner K Zeilinger S Mach R L Lorito M 2004浙江大学学报(农业与生命科学版)2004,30,4:2
19Molecular cloning of three cDNAs that encode cysteine proteinases in the digestive gland of the American lobster (Homarus americanus) 显示文摘Laycock M V Mackay R M Di Fruscio M 1991FEBS Lett1991,292,12:1
20Adrenomedullin is increased in the fetoplacental circulation in intrauterine growth restriction with abnormal umbilical artery waveforms显示文摘Di Iorio R Marinoni E Letizia C 2000Am J Obstet Gynecol2000,182,3:1
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