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292篇 您的检索式:作者名="Nancy S"
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1Helicobacter pylori associated chronic gastritis,clinical syndromes,precancerous lesions,and pathogenesis of gastric cancer development显示文摘Helicobacter pylori(H.pylori)infection is well known to be associated with the development of precancerous lesions such as chronic atrophic gastritis(AG),or gastric intestinal metaplasia(GIM),and cancer.Various molecular alterations are identified not only in gastric cancer(GC)but also in precancerous lesions.H.pylori treatment seems to improve AG and GIM,but still remains controversial.In contrast,many studies,including meta-analysis,show that H.pylori eradication reduces GC.Molecular markers detected by genetic and epigenetic alterations related to carcinogenesis reverse following H.pylori eradication.This indicates that these changes may be an important factor in the identification of high risk patients for cancer development.Patients who underwent endoscopic treatment of GC are at high risk for development of metachronous GC.A randomized controlled trial from Japan concluded that prophylactic eradication of H.pylori after endoscopic resection should be used to prevent the development of metachronous GC,but recent retrospective studies did not show the tendency.Patients with precancerous lesions(molecular alterations)that do not reverse after H.pylori treatment,represent the'point of no return'and may be at high risk for the development of GC.Therefore,earlier H.pylori eradication should be considered for preventing GC development prior to the appearance of precancerous lesions.Jiro Watari Nancy Chen Peter S Amenta Hirokazu Fukui Tadayuki Oshima Toshihiko Tomita Hiroto Miwa Kheng-Jim Lim Kiron M Das 2014World Journal of Gastroenterology2014,20,18:60
2Ketamine anesthesia reduces intestinal ischemia/reperfusion injury in rats显示文摘AIM: To investigate the effects of ketamine anesthesia on the motility alterations and tissue injury caused by ischemia/reperfusion in rats. METHODS: Thirty male Wistar rats weighing 200-250 g were used. Ischemia was induced by ob-structing blood flow in 25% of the total small intesti-nal length (ileum) with a vascular clamp for 45 min, after which either 60 min or 24 h of reperfusion was allowed. Rats were either anesthetized with pento-barbital sodium (50 mg/kg) or ketamine (100 mg/kg). Control groups received sham surgery. After 60 min of reperfusion, the intestine was examined for mor-phological alterations, and after 24 h intestinal basic electrical rhythm (BER) frequency was calculated, and intestinal transit determined in all groups. RESULTS: The intestinal mucosa in rats that were anesthetized with ketamine showed moderate altera-tions such as epithelial lifting, while ulceration and hemorrhage was observed in rats that received pento-barbital sodium after 60 min of reperfusion. Quantita-tive analysis of structural damage using the Chiu scaleshowed significantly less injury in rats that received ketamine than in rats that did not (2.35 ± 1.14 vs 4.58 ± 0.50, P < 0.0001). The distance traveled by a mark-er, expressed as percentage of total intestinal length, in rats that received pentobarbital sodium was 20% ± 2% in comparison with 25.9% ± 1.64% in rats that re-ceived ketamine (P = 0.017). BER was not statistically different between groups. CONCLUSION: Our results show that ketamine anesthesia is associated with diminished intestinal injury and abolishes the intestinal transit delay induced by ischemia/reperfusion.Carlos Rodrigo Cámara Francisco Javier Guzmán Ernesto Alexis Barrera Andrés Jesús Cabello Armando Garcia Nancy Esthela Fernández Eloy Caballero Jesus Ancer 2008World Journal of Gastroenterology2008,14,33:5
3Soy-based renoprotection显示文摘Chronic kidney disease(CKD) is a significant publich ealth problem as risk factors such as advanced age, obesity, hypertension and diabetes rise in the global po-pulation. Currently there are no effective pharmacologic treatments for this disease. The role of diet is important for slowing the progression of CKD and managing symptoms in later stages of renal insufficiency. While low protein diets are generally recommended, maintaining adequate levels of intake is critical for health. There is an increasing appreciation that the source of protein may also be important. Soybean protein has been the most extensively studied plant-based protein in subjects with kidney disease and has demonstrated renal protective properties in a number of clinical studies. Soy protein consumption has been shown to slow the decline in estimated glomerular filtration rate and significantly improve proteinuria in diabetic and non-diabetic patients with nephropathy. Soy's beneficial effects on renal function may also result from its impact on certain phy-siological risk factors for CKD such as dyslipidemia, hypertension and hyperglycemia. Soy intake is also associated with improvements in antioxidant status and systemic inflammation in early and late stage CKD pati-ents. Studies conducted in animal models have helped to identify the underlying molecular mechanisms that may play a role in the positive effects of soy protein on renal parameters in polycystic kidney disease, metabolically-induced kidney dysfunction and age-associated prog-ressive nephropathy. Despite the established relationship between soy and renoprotection, further studies are needed for a clear understanding of the role of the cellular and molecular target(s) of soy protein in main-taining renal function.Nancy J Mc Graw Elaine S Krul Elizabeth Grunz-Borgmann Alan R Parrish 2016World Journal of Nephrology2016,5,3:5
4Novel p19 Protein Engages IL-12p40 to Form a Cytokine, IL-23, with Biological Activities Similar as Well as Distinct from IL-12显示文摘Birgit Oppmann Robin Lesley Bianca Blom Jackie C Timans Yuming Xu Brisdell Hunte Felix Vega Nancy Yu Jing Wang Komal Singh Francesca Zonin Elena Vaisberg Tatyana Churakova Man-ru Liu Daniel Gorman Janet Wagner Sandra Zurawski Yong-Jun Liu John S Abrams Ke 2000Immunity2000,,5:2
5Global malaria mortality between 1980 and 2010: a systematic analysis显示文摘Christopher JL Murray Lisa C Rosenfeld Stephen S Lim Kathryn G Andrews Kyle J Foreman Diana Haring Nancy Fullman Mohsen Naghavi Rafael Lozano Alan D Lopez 2012The Lancet2012,,9814:2
6Human ICE/CED-3 Protease Nomenclature显示文摘Emad S Alnemri David J Livingston Donald W Nicholson Guy Salvesen Nancy A Thornberry Winnie W Wong Junying Yuan 1996Cell1996,,2:2
7Optimization of diagnostic microarray for application in analysing landfill methanotroph communities under different plant covers显示文摘NANCY S P ANGELA S WEIHARTER 2004Environmental Microbiology2004,6,4:1
8Meningococcal Disease显示文摘Nancy ER Bradley AP David S S 2001The New England Journal of Medicine2001,344,18:1
9Fast simulation of skeleton-driven deformable body characters显示文摘JUNGGON K NANCY S P 0,,05:1
10Accelerated Amyloid Deposition in the Brains of Transgenic Mice Coexpressing Mutant Presenilin 1 and Amyloid Precursor Proteins显示文摘David R Borchelt Tamara Ratovitski Judy van Lare Michael K Lee Vicki Gonzales Nancy A Jenkins Neal G Copeland Donald L Price Sangram S Sisodia 1997Neuron1997,,4:1
11Prevention and Control of Influenza with Vaccines Recommendations of the Advisory Committee on Immunization Practices (ACIP), 2010显示文摘Fiore Anthony E Uyeki Timothy M Broder Karen Finelli Lyn Euler Gary L Singleton James A Iskander John K Wortley Pascale M Shay David K Bresee Joseph S Cox Nancy J 2010MMWR. Morbidity and Mortality Weekly Report2010,,:1
1216S rRNA based T-RFLP analysis of methane oxidizing bacteria Assessment, critical evaluation of methodology performance and application for landfill site cover soils显示文摘NANCY S LEVENTE B THOMAS G R 2006Applied Soil Ecology2006,31,:1
13Preventing in-facility pressure ulcers as a patient safety strategy:a systematic review显示文摘Nancy S Karen M S 2013Ann Intern Med2013,158,5:1
14DNA microarray analysis of the expression of the genes encoding the major enzymes in ethanolproduction during glucose and xylose cofermentation by metabolically engineered Saccharomyces yeast显示文摘Miroslav S Howard J E Nancy W Y 2003Science2003,,33:1
15Parenting style as context:An integrative model显示文摘Nancy D Lawrence S 1993Psychological Bulletin1993,13,3:1
16The Sources, Fate, and Toxicity of Chemical Warfare Agent Degradation Products 显示文摘Nancy Munro Sylvia S TalmageGuy D 1999Environmental Health Perspectives1999,107,12:1
17Bioabatement to remove inhibitors from biomass-derived sugar hydrolysates 显示文摘Nichols Nancy N Dienr Bruce S Guis aoo Gema M 2005Apphed Biochemistry and Biotechnology2005,,:1
18The behavioral determinants of exercise:implications for physical activity interventions显示文摘Nancy E S Robert W J 2000Annual Reviews2000,,20:1
19Comparison of the expressed porcine Vβ and Jβ repertoire of thymocytes and peripheral T cells显示文摘John E B Nancy W Jishan S 2004Immunology2004,114,:1
20Uncertainty in estimating carbon emissions from boreal forest fires显示文摘Nancy H F F Pierre G Eric S K 2004Journal of Geophysical Research2004,109,:1
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