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| 1 | Physiopathology of splanchnic vasodilation in portal hypertension显示文摘In liver cirrhosis, the circulatory hemodynamic alterations of portal hypertension signifi cantly contribute to many of the clinical manifestations of the disease. In the physiopathology of this vascular alteration, mesen- teric splanchnic vasodilation plays an essential role by initiating the hemodynamic process. Numerous studies performed in cirrhotic patients and animal models have shown that this splanchnic vasodilation is the result of an important increase in local and systemic vasodilators and the presence of a splanchnic vascular hyporesponsiveness to vasoconstrictors. Among the molecules and factors known to be potentially involved in this arterial vasodilation, nitric oxide seems to have a crucial role in the physiopathology of this vascular alteration. However, none of the wide variety of mediators can be described as solely responsible, since this phenomenon is multifactorial in origin. Moreover, angiogenesis and vascular remodeling processes alsoseem to play a role. Finally, the sympathetic nervous system is thought to be involved in the pathogenesis of the hyperdynamic circulation associated with portal hypertension, although the nature and extent of its role is not completely understood. In this review, we discuss the different mechanisms known to contribute to this complex phenomenon. | María Martell Mar Coll Nahia Ezkurdia Imma Raurell Joan Genescà | 2010 | World Journal of Hepatology2010,2,6: | 13 |
| 2 | Single-lung transplantation in emphysema:Retrospective study analyzing survival and waiting list mortality显示文摘AIM: To performed remains a subject of debate and is the principal aim of the study. METHODS: This retrospective analysis included 73 patients with emphysema(2000-2012). The outcomes of patients undergoing single-lung transplantation(SL)(n = 40) or double-lung transplant(DL)(n = 33) were compared in a Cox multivariate analysis to study the impact of the technique, postoperative complications and acute and chronic rejection on survival rates. Patients were selected for inclusion in the waiting list according to the International Society of Heart Lung Transplantation criteria. Pre and postoperative rehabilitation and prophylaxis, surgical technique and immunosuppressive treatment were similar in every patients. Lung transplantation waiting list information on a national level and retrospective data on emphysema patient survival transplanted in Spain during the study period, was obtained from the lung transplantation registry managed by the National Transplant Organization(ONT). RESULTS: Both groups were comparable in terms of gender and clinical characteristics. We found significant differences in the mean age between the groups, the DL patients being younger as expected from the inclusion criteria. Perioperative complications occurred in 27.6% SL vs 54% DL(P = 0.032). Excluding perioperative mortality, median survival was 65.3 mo for SL and 59.4 mo for DL(P = 0.96). Bronchiolitis obliterans and overall 5-year survival were similar in both groups. Bacterialrespiratory infection, cytomegalovirus and fungal infection rates were higher but not significant in SL. No differences were found between type of transplant and survival(P = 0.48). To support our results, national data on all patients with emphysema in waiting list were obtained(n = 1001). Mortality on the waiting list was 2.4% for SL vs 6.2% for DL. There was no difference in 5 year survival between 235 SL and 430 DL patients transplanted(P = 0.875).CONCLUSION: Our results suggest that SL transplantation in emphysema produce similar survival than DL with less postoperative complication and significant lower mortality in waiting list. | José M Borro María Delgado Elisabeth Coll Salvador Pita | 2016 | World Journal of Transplantation2016,6,2: | 6 |
| 3 | Transcriptomic and metabolomic analyses of cucumber fruit peels reveal a developmental increase in terpenoid glycosides associated with age-related resistance to Phytophthora capsici显示文摘The oomycete,Phytophthora capsici,infects cucumber(Cucumis sativus L.)fruit.An age-related resistance(ARR)to this pathogen was previously observed in fruit of cultivar‘Vlaspik’and shown to be associated with the peel.Young fruits are highly susceptible,but develop resistance at~10–12 days post pollination(dpp).Peels from resistant(16 dpp)versus susceptible(8 dpp)age fruit are enriched with genes associated with defense,and methanolic extracts from resistant age peels inhibit pathogen growth.Here we compared developing fruits from‘Vlaspik’with those of‘Gy14’,a line that does not exhibit ARR.Transcriptomic analysis of peels of the two lines at 8 and 16 dpp identified 80 genes that were developmentally upregulated in resistant‘Vlaspik’16 dpp versus 8 dpp,but not in susceptible‘Gy14’at 16 dpp.A large number of these genes are annotated to be associated with defense and/or specialized metabolism,including four putative resistance(R)genes,and numerous genes involved in flavonoid and terpenoid synthesis and decoration.Untargeted metabolomic analysis was performed on extracts from 8 and 16 dpp‘Vlaspik’and‘Gy14’fruit peels using Ultra-Performance Liquid Chromatography and Quadrupole Time-of-Flight Mass Spectrometry.Multivariate analysis of the metabolomes identified 113 ions uniquely abundant in resistant‘Vlaspik’16 dpp peel extracts.The most abundant compounds in this group had relative mass defects consistent with terpenoid glycosides.Two of the three most abundant ions were annotated as glycosylated nor-terpenoid esters.Together,these analyses reveal potential mechanisms by which ARR to P.capsici may be conferred. | Ben N Mansfeld Marivi Colle Yunyan Kang A Daniel Jones Rebecca Grumet | 2017 | Horticulture Research2017,4,1: | 3 |
| 4 | Serum cystatin C as a new marker for noninvasive estimation of glomerular filtration rate and as a marker for early renal impairment显示文摘 | Coll E Botey A Alvarezl | 2000 | Am J Kidney Dis2000,36,1: | 2 |
| 5 | A review of image denoising algorithms with a new one显示文摘 | Buades A Coll B Morel J M | 2005 | Multiscale Modeling and Simulation:A SIAM Interdisciplinary Journal2005,4,2: | 1 |
| 6 | A review of image denoising algorithms, with a new one 显示文摘 | BUADES A COLL B MOREL J M | 2005 | Multiscale Modeling and Simulation2005,4,2: | 1 |
| 7 | A review of image denoising algorithms,with a new one显示文摘 | Buades A Coll B Morel J M | 2005 | Multiscale Model Simul2005,4,2: | 1 |
| 8 | On the atmospheric dependence of the split-window equation for land surface temperature显示文摘 | Coll C Caselles C Sobrino J A | 1994 | International Journal of Remote Sensing1994,15,1: | 1 |
| 9 | Context Effects in Subjective Mental Workload Ratings 显示文摘 | Colle H A Reid G B | 1998 | Human Factors1998,40,4: | 1 |
| 10 | A review of image denoising algorithms,with a new one显示文摘 | Buades A Coll B Morel J | 2005 | Multiscale Modeling and Simulation2005,4,2: | 1 |
| 11 | Contrast-enhanced ultrasound imaging of the vasa vasorum:From early atherosclerosis to the identification of unstable plaques显示文摘 | Staub D Schinkel A F Coll B | 2010 | JACC Cardiovasc Imaging2010,3,: | 1 |
| 12 | Conversion of the rosin acid fraction of crude tall oil into fuels and chemicals 显示文摘 | ROBERT Coll SIDDHARTH Udas WILLIAM A Jacob | 2001 | Energy & Fuels2001,15,5: | 1 |
| 13 | Neighborhood Filters and PDE's显示文摘 | Buades A Coll B Morel J M | 2006 | Numerische Mathematik2006,105,1: | 1 |
| 14 | Nonlocal image and movie denoising 显示文摘 | BUADES A COLL B MOREL J M | 2007 | International Journal of Computer Vision2007,76,2: | 1 |
| 15 | Cell cycle arrest is sufficient for p53-mediated tumor regression显示文摘 | Dubrez L Coll JL Hurbin A | 2001 | Gene Ther2001,8,22: | 1 |
| 16 | Circadian pharmacokinetics of methotrexate显示文摘 | ROBINSON B A BEGG E J COLLS B M | 1989 | Cancer Chemother Pharmacol1989,24,6: | 1 |
| 17 | On image denoising methods显示文摘 | BUADES A COLL B MOREL J M | | 0,,: | 1 |
| 18 | Theoretical split window algorithms for determining the actual surface temperature显示文摘 | Sobrino J A Caselles V Coll C | 1993 | Ⅱ Nuovo Cimento1993,,03: | 1 |
| 19 | On image denoising methods 显示文摘 | BUADES A COLL B MOREL J M | 2005 | SIAM Multiscale Modeling and Simulation2005,4,2: | 1 |
| 20 | On Image Denoising Method显示文摘 | Baudes A Coll B Morel J M | 2005 | SIAM Multiscale Modeling and Simulation2005,4,2: | 1 |