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116篇 您的检索式:作者名="Janiszewski"
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1Protective effect of ascorbic acid in experimental gastric cancer: reduction of oxidative stress显示文摘AIM: Oxidative stress participates in the cell carcinogenesis by inducing DNA mutations. Our aim was to assess whether ascorbic acid, an antioxidant, could have a role in preventing ROS (Reactive Oxygen Species) generation in experimental gastric carcinoma in a rat model.METHODS: Experimental gastric cancer was induced in twelve Wistar male rats (weighting 250-350 g) by profound duodeno-gastric reflux throught split gastrojenunostomy. The rats were allocated to the following groups: Group Ⅰ (n=6)was the control; Group Ⅱ (n=6) which was mantained with daily intake of tape water with Vitamin C (30 mg/Kg). After 6 or 12 months, samples of gastric tumor or non tumor mucosa were taken from the anastomosis of both groups.Oxidative stress was measured by superoxide quantification through lucigenin-amplified chemiluminescence base and by staining with Nitrobluetetrazolium. The histopathologic confirmation of adenocarcinoma was made by eosinhemathoxilin method.RESULTS: The intestinal type of gastric adenocarcinoma was microscopically identified in all animals of group Ⅰwhereas only 3 rats of group Ⅱ showed an adenocarcinoma without macroscopic evidence of them. The cancers were located in the anastomosis in all cases. Basal luminescence from tumor gastric tissue generated 38.4±6.8 count per minute/mg/x106 (mean±SD) and 14.9±4.0 count per minute/mg/×106, respectively, in group Ⅰ and Ⅱ animals (P<0.05). The Nitrobluetetrazolium method showed intense staining in tumor tissues but not in non neoplasic mucosa.CONCLUSION: Experimental gastric tumors seem to produce more reactive oxygen species than non neoplasic gastric tissue. The reduction of oxidative stress and gastric tumor incidence in rats were induced by the intake of ascorbic acid. Therefore, it may have a role in the prevention of gastric carcinoma.Claudia P.M.S.Oliveira Paulo Kassab Fabio P.Lopasso Heraldo P.Souza Mariano Janiszewski Francisco R.M.Laurindo Kioshi Iriya Antonio A.Laudanna 2003World Journal of Gastroenterology2003,9,3:2
2The influence of filler modification on its aggregation and dispersion behaviour in silica/PBT composite显示文摘Jesionowski T Bula K Janiszewski J 2003Composite Interfaces2003,10,23:1
3The influence of avatars on online consumer shopping behavior 显示文摘Martin Holzwarth Chris Janiszewski and Marcus M Neumann 2006Journal of Marketing2006,70,10:1
4The influence of display characteristics on visual exploratory search behavior 显示文摘Janiszewski C 1998Journal of Consumer Research1998,25,3:1
5A high-capacity LC/MS system for the bioanalysis of samples generated from plate-based metabolic screening显示文摘Janiszewski J S Rogers K J Whalen K M Cole M J Liston T E Duchoslav E 2001Anal Chem2001,73,:1
6Mast cell ionic channels: significance for stimulus-secretion coupling 显示文摘Janiszewski J Huizinga JD Blennerhassett MG 1992Can J Physiol Pharmacol1992,70,1:1
7Interactive home shopping: Consumer, retailer, and manufacturer incentives to participate in electronic marketplaces显示文摘Alba Joseph John Lynch Barton Weitz Chris Janiszewski Richard Lutz Alan Sawyer and Stacy Wood 1997Journal of Marketing1997,61,:1
8The influence of display characteristics on visual exploratory search behavior 显示文摘Janiszewski C 1998Journal of Consumer Research1998,25,3:1
9When are broader brands stronger brands? An accessibility perspective on the success of brand extensions显示文摘Meyvis T Janiszewski C 0,,02:1
10Two ways of learning brand association 显示文摘Ossleaer Janiszewski 2001Journal of consumer arch2001,,9:1
11Inhibition of vascular NADH/NADPH oxidase activity by thiol reagents:lack of correlation with cellular glutathione redox status显示文摘Janiszewski M Pedro MA Scheffer RC 2000Free Radic Biol Med2000,29,9:1
12Numerically controlled oscillators with hybrid function generators显示文摘Janiszewski I Hoppe B Meuth H 2002IEEE Transactions on Ultrasonics Ferroelectrics and Frequency Control2002,49,7:1
13Physical activity in the treatment of obesity: beyond body weight reduction 显示文摘Janiszewski PM Ross R 2007Appl Physiol Nutr Metab2007,32,:1
14Platelet-derived exosomes of septic individuals possess proapoptotic NAD(P)H oxidase activity: A novel vascular redox pathway显示文摘Mariano Janiszewski Alípio O. do Carmo Marcelo A. Pedro Eliézer Silva Elias Knobel Francisco R. M. Laurindo 2004Critical Care Medicine2004,,3:1
15Caspases and their role in gastric cancer显示文摘Frejlich E Rudno-Rudzińska J Janiszewski K 2013Adv Clin Exp Med2013,22,4:1
16Inhibition of vascular NADH/NADPH oxidase activity by thiol reagents:lack of correlation with cellular glutathione redox status显示文摘Janiszewski M Pedro MA Scheffer RC 2000Free Radic Biol Med2000,29,9:1
17The Influ- ence of Macro-Level Motives on Consideration Set Composition in Novel Purchase Situations 显示文摘CHAKRAVARTI A JANISZEWSKI C 2003Jour- nal of Consumer Research2003,30,2:1
18Lightning-induced volt- ages on overhead lines-application of the extended Rusck model显示文摘PIANTINI A JANISZEWSKI J M 2009IEEE Transactions on Electromagnetic Compati- bility2009,51,3:1
19Work or fun? How task construal and completion influence regulatory behavior显示文摘Laran J and Janiszewski C 2011Journal of Consumer Research2011,37,6:1
20Platelet derived exosomes of septic individuals possess proapoptotic NAD(P) H oxidase activity: A novel vascular redox pathway 显示文摘Janiszewski M Do Carmo AO Pedro MA 2004Crit Care Med2004,32,81:1
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