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328篇 您的检索式:作者名="Jennifer H"
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1Current knowledge on diabetic retinopathy from human donor tissues显示文摘According to the American Diabetes Association,diabetes was the seventh leading cause of death,and diabetic retinopathy the leading cause of blindness in working age adults in the United States in 2010.Diabetes is characterized by hyperglycemia associated with either hypoinsulinemia or insulin resistance,and over time,this chronic metabolic condition may lead to various complications including kidney failure,heart attacks,and retinal degeneration.In order to better understand the molecular basis of this disease and its complications,animal models have been the primary approach used to investigate the effects of diabetes on various tissues or cell types of the body,including the retina.However,inherent to these animal models are critical limitations that make the insight gained from these models challenging to apply to the human pathology.These difficulties in translating the knowledge obtained from animal studies have led a growing number of research groups to explore the diabetes complications,especially diabetic retinopathy,on tissues from human donors.This review summarizes the data collected from diabetic patients at various stages of diabetic retinopathy and classifies the data based upon their relevance to the main aspects of diabetic retinopathy:retinal vasculature dysfunction,inflammation,and neurodegeneration.This review discusses the importance of those studies to discriminate and establish the relevance of the findings obtained from animal models but also the limitations of such approaches.Jessica H Eisma Jennifer E Dulle Patrice E Fort 2015World Journal of Diabetes2015,6,2:19
2The 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
3Transcriptomic landscape regulated by the 14 types of bone morphogenetic proteins(BMPs)in lineage commitment and differentiation of mesenchymal stem cells(MSCs)显示文摘Mesenchymal stem cells(MSCs)are ubiquitously-existing multipotent progenitors that can self-renew and differentiate into multiple lineages including osteocytes,chondrocytes,adipocytes,tenocytes and myocytes.MSCs represent one of the most commonly-used adult progenitors and serve as excellent progenitor cell models for investigating lineagespecific differentiation regulated by various cellular signaling pathways,such as bone morphogenetic proteins(BMPs).As members of TGFb superfamily,BMPs play diverse and important roles in development and adult tissues.At least 14 BMPs have been identified in mammals.Different BMPs exert distinct but overlapping biological functions.Through a comprehensive analysis of 14 BMPs in MSCs,we demonstrated that BMP9 is one of the most potent BMPs in inducing osteogenic differentiation of MSCs.Nonetheless,a global mechanistic view of BMP signaling in regulating the proliferation and differentiation of MSCs remains to be fully elucidated.Here,we conducted a comprehensive transcriptomic profiling in the MSCs stimulated by 14 types of BMPs.Hierarchical clustering analysis classifies 14 BMPs into three subclusters:an osteo/chondrogenic/adipogenic cluster,a tenogenic cluster,and BMP3 cluster.We also demonstrate that six BMPs(e.g.,BMP2,BMP3,BMP4,BMP7,BMP8,and BMP9)can induce ISmads effectively,while BMP2,BMP3,BMP4,BMP7,and BMP11 up-regulate Smad-independent MAP kinase pathway.Furthermore,we show that many BMPs can upregulate the expression of the signal mediators of Wnt,Notch and PI3K/AKT/mTOR pathways.While the reported transcriptomic changes need to be further validated,our expression profiling represents the first-of-its-kind to interrogate a comprehensive transcriptomic landscape regulated by the 14 types of BMPs in MSCs.Linghuan Zhang Qing Luo Yi Shu Zongyue Zeng Bo Huang Yixiao Feng Bo Zhang Xi Wang Yan Lei Zhenyu Ye Ling Zhao Daigui Cao Lijuan Yang Xian Chen Bin Liu William Wagstaff Russell R*Reid Hue H*Luu Rex C*Haydon Michael J*Lee Jennifer Moriatis Wolf Zhou Fu Tong-Chuan He Quan Kang 2019Genes & Diseases2019,6,3:11
4Drug eluting biliary stents to decrease stent failure rates:Areview of the literature显示文摘Biliary stenting is clinically effective in relieving both malignant and non-malignant obstructions. However, there are high failure rates associated with tumor ingrowth and epithelial overgrowth as well as internally from biofilm development and subsequent clogging. Within the last decade, the use of prophylactic drug eluting stents as a means to reduce stent failure has been investigated. In this review we provide an overview of the current research on drug eluting biliary stents. While there is limited human trial data regarding the clinical benefit of drug eluting biliary stents in preventing stent obstruction, recent research suggests promise regarding their safety and potential efficacy.Joseph Shatzel Jisoo Kim Kartik Sampath Sharjeel Syed Jennifer Saad Zilla H Hussain Kabir Mody J Marc Pipas Stuart Gordon Timothy Gardner Richard I Rothstein 2016World Journal of Gastrointestinal Endoscopy2016,8,2:6
5Evaluation of a locked nucleic acid form of antisense oligo targeting HIF-1α in advanced hepatocellular carcinoma显示文摘BACKGROUND Hypoxia-inducible factor 1α(HIF-1α) is a gene that regulates tumor survival,neovascularization and invasion. Overexpression of HIF-1α correlates with poor prognosis in hepatocellular carcinoma(HCC). RO7070179 is a HIF-1α inhibitor that decreases HIF-1α mRNA and its downstream targets, it could be a potential treatment in HCC.AIM To evaluate safety and preliminary activity of RO7070179 in patients with previously treated HCC, with focus on a patient with prolonged response to RO7070179.METHODS In the preclinical study of RO7070179 in a HCC xenograft model, the mice wereseparated into 4 groups with each group received doses of 0, 3, 10 and 30 mg/kg for total 10 doses. HCC patients who failed at least one line of systemic treatment,received RO7070179 as a weekly infusion, each cycle is 6 wk. We evaluated the safety and HIF-1α mRNA levels of RO7070179.RESULTS Preclinical evaluation of RO7070179 in orthotopic HCC xenograft model showed no significant differences in HCC tumor weight between the 3 and 10 mg/kg groups. However, dose of 10 mg/kg of RO7070179, has shown 76% reduction of the amount of HIF-1α mRNA in HCC tissue. In the phase 1 b study of RO7070179 in previously treated HCC patients, 8 out of 9 were evaluable: 1 achieved PR and1 SD. The patient with PR responded after 2 cycles treatments, which has been maintained for 12 cycles. This patient also showed reduction in perfusion of dynamic contrast-enhanced magnetic resonance imaging(DCE-MRI) after 1 cycle of treatment. After 1 cycle of treatment, both patients with PR and SD showed decrease in HIF-1α mRNA at the root of biopsies(each biopsy was divided into 2 specimens, the tip and the root).CONCLUSION RO7070179 can reduce HIF-1α mRNA level in HCC patients with SD or PR. It is well tolerated at 10 mg/kg, with transaminitis as the dose of increased toxicity.This study indicates that RO7070179 might benefit HCC patients, and an early signal for clinical benefit can potentially be predicted through changes in either m RNA level or DCE-MRI within 1 cycle of therapy.Jennifer Wu Merly Contratto Krishna P Shanbhogue Gulam A Manji Bert H O'Neil Anne Noonan Robert Tudor Ray Lee 2019World Journal of Clinical Oncology2019,10,3:2
6Hepatitis B surface antigen escape mutations: Indications for initiation of antiviral therapy revisited显示文摘Approximately 240 million people are chronically infected with hepatitis B. The implementation of rigorous vaccination programs has led to an overall decrease in the prevalence of this disease worldwide but this may also have led to emergence of viral mutations that can escape the protection of hepatitis B surface antibody. As this phenomenon is increasingly recognized, concern for transmission to vaccinated individuals has also been raised. Herein, we describe two cases where the suspected presence of a hepatitis B surface antigen escape mutation impacted the decision to initiate early antiviral therapy, as well as provide a brief review of these mutations. Our findings described here suggest that a lower threshold for initiating therapy in these individuals should be considered in order to reduce the risk of transmission, as vaccination does not provide protection.Jennifer Leong Derek Lin Mindie H Nguyen 2016World Journal of Clinical Cases2016,4,3:2
7农村和城市健康信息获取与利用的差异显示文摘与城市居民相比,农村居民对某些健康信息的获取和利用可能较少。本研究调查了美国农村和城市成年人在获取和利用信息方面的差异,以及低健康素养是否会加剧农村居民在获取和利用健康信息方面的差异。600名调查对象(其中50%来自农村)完成了关于25个健康信息的获取和利用情况的在线调查,使用logistic回归模型检验农村居民与健康信息的获取和利用之间的关系,农村与健康素养之间是否存在交互作用,以预测健康信息的获取和利用情况。研究发现与城市居民相比,农村居民从初级保健提供者、专科医生、博客和杂志以及等渠道获取健康信息的机会更少,使用搜索引擎的机会也更少。在考虑了社会人口统计学因素后,农村居民从专科医生这个渠道获取健康信息的比例低于城市居民。健康素养有限的农村居民获得大众媒体和科学文献的机会较低,但无论健康素养水平如何,对制药企业/公司的使用率高于健康素养充足的农村居民和城市居民。农村和城市人口在获取和利用健康信息方面的一些差异可能是由社会人口学差异造成的。可能存在结构性障碍,如缺乏专科医生以及和媒体接触有限的原因,使农村居民尤其是健康素养有限的居民更难获得健康信息。Chen XW Orom H Jennifer LH 王坤(编译) 2020中华预防医学杂志2020,54,1:2
8Epigenetic pathways and glioblastoma treatment显示文摘Jennifer Clarke Clara Penas Chiara Pastori Ricardo J Komotar Amade Bregy Ashish H Shah Claes Wahlestedt Nagi G Ayad 2013Epigenetics2013,,8:2
9Esophageal lichen planus:A case report and review of the literature显示文摘Esophageal involvement by lichen planus(ELP),previously thought to be quite rare,is a disease much more common in women and frequently the initial manifestation of mucocutaneous lichen planus(LP).Considering that the symptoms of ELP do not present in a predictable manner,ELP is perhaps more under-recognized than rare.To date,four cases of squamous cell carcinoma in association with ELP have been reported,suggesting that timely and accurate diagnosis of ELP is of importance for appropriate follow-up.In this case report,a 69-year-old female presented with dysphagia and odynophagia.She reported a history of oral LP but had no active oral or skin lesions.Endoscopic examination revealed severe strictures and web-like areas in the esophagus.Histologic examination demonstratedextensive denudation of the squamous epithelium,scattered intraepithelial lymphocytes,rare eosinophils and dyskeratotic cells.Direct immunofluorescence showed rare cytoid bodies and was used to exclude other primary immunobullous disorders.By using clinical,endoscopic,and histologic data,a broad list of differential diagnoses can be narrowed,and the accurate diagnosis of ELP can be made,which is essential for proper treatment and subsequent follow-up.Jennifer A Nielsen Robert M Law Keith H Fiman Cory A Roberts 2013World Journal of Gastroenterology2013,19,14:1
10Chemical factors for chemical-mechanical and electrochemical mechanical planarization of silver examined using potentiodynamic and impedance measurements 显示文摘SAMUEL B E JENNIFER L H MARIA A D 2005Materials Chemistry and Physics2005,89,23:1
11The role of transforming growth factor-beta (TGF- beta) during ovarian follicular development in sheep 显示文摘JENNIFER L J ADRIAN H B KAREN L R 2004Reproductive Biology and Endocrinology2004,2,:1
12Increased myocardial NADPH-oxidase activity in human heart failure显示文摘CHRISTOPHE H JENNIFER K B Philippe R 2003J Am Coll Cardiol2003,40,12:1
13Properties of Portland cement made from contaminated sediments 显示文摘Jennifer L Dalton Kevin H Gardner 2004Conservation and Recycling2004,41,3:1
14Towards Robust Multi-layer Traffic Engi- neering: Optimization of Congestion Control and Routing显示文摘Jiayue H Mung C Jennifer R 2007IEEE Journal on Selected Areas in Communications2007,25,5:1
15Enhancing the specificity of T-cell cultures for adoptive immunotherapy of cancer显示文摘Connie PM Duong Jennifer A Westwood Linda J Berry Phillip K Darcy Michael H Kershaw 2011Immunotherapy2011,,1:1
16Mohs surgery:Commentaries and conroversies显示文摘Carlos G Jennifer H Eduardo P 2005Int J Dermatol2005,44,:1
17Dengue Virus infects mac- rophages and dendritic ceils in a mouse model of infection 显示文摘Jennifer LK Robert B Eva H 2007J Infect Dis2007,195,12:1
18Applications of nanotechnology to biotechnology commentary 显示文摘Jennifer L W Naomi J H 2000Current Opinion in Biotechnology2000,11,2:1
19Nitrate in drinking water and the incidence of gastric,esophageal,and brain cancerin Yorkshire,England显示文摘Jennifer H B Roger C P Patricia A M 1998Cancer Causes and Control1998,,9:1
20Deepwater not Played Out显示文摘Jennifer P H 2002Offshore2002,62,10:1
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