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116篇 您的检索式:作者名="Mara S"
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1Ketamine 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
2Model combining pre-transplant tumor biomarkers and tumor size shows more utility in predicting hepatocellular carcinoma recurrence and survival than the BALAD models显示文摘AIM To assess the performance of BALAD, BALAD-2 and their component biomarkers in predicting outcome of hepatocellular carcinoma(HCC) patients after liver transplant.METHODS BALAD score and BALAD-2 class are derived from bilirubin, albumin, alpha-fetoprotein(AFP), Lens culinaris agglutinin-reactive AFP(AFP-L3), and des-gammacarboxyprothrombin(DCP). Pre-transplant AFP, AFP-L3 and DCP were measured in 113 patients transplanted for HCC from 2000 to 2008. Hazard ratios(HR) for recurrence and death were calculated. Univariate and multivariate regression analyses were conducted. C-statistics were used to compare biomarker-based to predictive models. RESULTS During a median follow-up of 12.2 years, 38 patients recurred and 87 died. The HRs for recurrence in patients with elevated AFP, AFP-L3, and DCP defined by BALAD cut-off values were 2.42(1.18-5.00), 1.86(0.98-3.52), and 2.83(1.42-5.61), respectively. For BALAD, the HRs for recurrence and death per unit increased score were 1.48(1.15-1.91) and 1.59(1.28-1.97). For BALAD-2, the HRs for recurrence and death per unit increased class were 1.45(1.06-1.98) and 1.38(1.09-1.76). For recurrence prediction, the combination of three biomarkers had the highest c-statistic of 0.66 vs. 0.64, 0.61, 0.53, and 0.53 for BALAD, BALAD-2, Milan, and UCSF, respectively. Similarly, for death prediction, the combination of three biomarkers had the highest c-statistic of 0.66 vs 0.65,0.61, 0.52, and 0.50 for BALAD, BALAD-2, Milan, and UCSF. A new model combining biomarkers with tumor size at the time of transplant(S-LAD) demonstrated the highest predictive capability with c-statistics of 0.71 and 0.69 for recurrence and death. CONCLUSION BALAD and BALAD-2 are valid in transplant HCC patients, but less predictive than the three biomarkers in combination or the three biomarkers in combination with maximal tumor diameter(S-LAD).Nicha Wongjarupong Gabriela M Negron-Ocasio Roongruedee Chaiteerakij Benyam D Addissie Essa A Mohamed Kristin C Mara William S Harmsen J Paul Theobald Brian E Peters Joseph G Balsanek Melissa M Ward Nasra H Giama Sudhakar K Venkatesh Denise M Harnois Michael R Charlton Hiroyuki Yamada Alicia Algeciras-Schimnich Melissa R Snyder Terry M Therneau Lewis R Roberts 2018World Journal of Gastroenterology2018,24,12:5
3Nutritional characterization of tomato fiber as a useful ingredient for food industry显示文摘P. García Herrera M.C. Sánchez-Mata M. Cámara 2010Innovative Food Science and Emerging Technologies2010,,4:1
4Structure of pyridoxalkinase from sheep brain and role of the tryptophanyl resi-dues显示文摘Maras B Valiante S Orru S 1999J Protein Chem1999,18,:1
5Topological error eoection of GIS vector data显示文摘Maras S S Maras H H Aktug B 2010International Journal of the Physical Sciences2010,5,5:1
6Naturalistic pharmacogenetic study of treatment resistance to typical neuroleptics in European–Brazilian schizophrenics显示文摘Fabiana B. Kohlrausch Clarissa S. Gama Maria Inês Lobato Paulo Belmonte-de-Abreu Sidia M. Callegari-Jacques Alejandro Gesteira Francisco Barros ángel Carracedo Mara H. Hutz 2008Pharmacogenetics and Genomics2008,,7:1
7Sexing of in vitro-produced ovine embryos by duplex PCR 显示文摘MARA L PILICHI S SANNA A 2004Mol Reprod Dev2004,69,1:1
8Ovarian cortex surrounding benign neoplasms:a histologic study显示文摘Maneschi F Marasá L Incandela S 0,,2:1
9Extending shelf-life and nutritive value of green beans(Phaseolus Vulgaris L ),by controlled atmosphere storage:macronutrients显示文摘Sánchez-Mata MC Cámara M D 0,,03:1
10Peripheral Blood Mononuclear Cells Immunophenotyping in Pulmonary Tuberculosis Patients before and after Treatment显示文摘Warly Barcelos Olindo Assis Martins‐Filho Tania Mara Pinto Dabés Guimar?es Márcio Hamilton Prostzner Oliveira Silvana Spíndola‐de‐Miranda Beatriz Nascimento Carvalho Vicente de Paulo Coelho Peixoto Toledo 2006Microbiology and Immunology2006,,:1
11Changes in volatile com- position of Madeira wines during their oxidative ageing显示文摘Ci MARA J S ALVES M A MARQUES J C 2006Anal Chim Acta2006,563,1:1
12Microwave-assisted methylation of phenols with tetramethylammonium chloride in the presence of K2CO3 or Cs2CO3 显示文摘Maras N Polanc S Kocevar M 2008Tetrahedron2008,64,11:1
13Application of athree-dimensional network model to the coke formation in FAU,MFI and BEA zeolites 显示文摘Ca^mara L D T Cerqueira H S Aranda DAG 2004Catalysis Today2004,,98:1
14Photodegradation and Removal of Diclofenac by the Green Alga Nannochloropsis oculata显示文摘The emerging contaminants(ECs)are organic compounds including pharmaceuticals.These products are consumed in large quantities,favoring their continuous entrance to the environment and affecting the health of living beings.Diclofenac is a non-steroidal anti-inflammatory drug with analgesic properties of prolonged release.It is the commonest postoperative analgesic,and it is highly consumed without prescription.In recent years,the capability of microalgae to remove pharmaceuticals in water has been tested as a promising tool.In this work,the removal efficiency of diclofenac(16µg/mL)by the microalga Nannochloropsis oculata CCAP 186/7 was evaluated.The major nutrient concentrations in Bold’s Basal Medium were modified(nitrogen and carbon:50 and 100%of their original concentration)to know their effect in the removal of diclofenac.Drug degradation by light was also evaluated.The maximum removal capacity of diclofenac in the medium was 68.8%.The percentage of diclofenac adsorbed on the cell wall was between 6 and 12.7%.Around 23.6%of diclofenac was degraded by light after 18 days.N.oculata did not show growth inhibition due to the presence of diclofenac.The results obtained point to the promissory application of N.oculata as a bioremediation system for diclofenac removal.Danaé Samara Sánchez-Sandoval Omar González-Ortega Mara Fernanda Navarro-Martínez Juan Marcos Castro-Tapia Ramón Fernando García de la Cruz Ruth Elena Soria-Guerra 2021Phyton-International Journal of Experimental Botany2021,90,5:1
15The chronic idiopathic neutropenia syndrome:correlation of clinical features with in vitro parameters of granulopoiesis显示文摘Greenberg PL Mara B Steed S 1980Blood1980,55,6:1
16Sexing of in vitro produced ovine embryos by duplex PCR显示文摘Mara L Piliclli S Senna A 2004Molecular Reproduetion and Development2004,69,3:1
17Inflammation in renal transplanta-tion显示文摘Abedini S Holme I Mara W 2009Clin J Am Soc Nephrol2009,4,7:1
18Freiberg's disease in the Emergency Department显示文摘Love JN O'Mara S 2010J Emerg Med2010,38,:1
19The Genome sequence of the SARS -associated coronavirus显示文摘Mara MA Jonel S J Astell CR 2003Science2003,300,5624:1
20Studies on the evolution of ZnO morphologies in a thermohydrolysis technique and evaluation of their functional properties显示文摘ANASA S MANGALARAJAB R V ANANTHAKU- MARA S 2010Journal of Hazardous Materials2010,175,:1
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