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| 1 | Update and actual trends on bacterial infections following liver transplantation显示文摘Recent advances in effective antimicrobial prophylactic strategies have led to a decline in the incidence of opportunistic infections in liver transplant recipients. However, morbidity and mortality due to infectious diseases remain as major problems. Bacterial infections occurring early after transplant are mainly related to the technical aspects of the procedure. By contrast, after the first postoperative days and beyond, the nature and variety of infectious complications change. Opportunistic bacterial infections are uncommon after 6 mo in patients receiving stable and reduced maintenance doses of immunosuppression with good graft function and little is documented about these cases in the literature. Transplant recipients may be more susceptible to some pathogens, such as the Nocardia species, Legionella species, Listeria monocytogenes , Mycoplasma species, Salmonella species or Rhodococcus equi. Respiratory infections due to capsulated bacteria, such as Streptococcus pneumoniae and Haemophilus inf uenza, can be life- threatening if not promptly treated in this population. These late bacterial infections may be very diffi cult to recognize and treat in this population. In this article, we review what has been described in the literature with regards to late bacterial infections following liver transplantation. | Jose Luis del Pozo | 2008 | World Journal of Gastroenterology2008,14,32: | 13 |
| 2 | Identification of SUMO Targets by a Novel Proteomic Approach in Plants显示文摘Post-translational modifications (PTMs) chemically and physically alter the properties of proteins, including their folding, subcellular localization, stability, activity, and consequently their function. In spite of their relevance, studies on PTMs in plants are still limited. Small Ubiquitin-like Modifier (SUMO) modification regulates several biological processes by affecting protein-protein interactions, or changing the subcellular localizations of the target proteins. Here, we describe a novel proteomic approach to identify SUMO targets that combines 2-D liquid chromatography, immunodetection, and mass spectrometry (MS) analyses. We have applied this approach to identify nuclear SUMO targets in response to heat shock. Using a bacterial SUMOylation system, we validated that some of the targets identified here are, in fact, labeled with SUMO1. Interestingly, we found that GIGANTEA (GI), a photoperiodic-pathway protein, is modified with SUMO in response to heat shock both in vitro and in vivo. | Gema López-Torrejón Davide Guerra Rafael Catal Julio Salinas Juan C. del Pozo | 2013 | Journal of Integrative Plant Biology2013,55,1: | 6 |
| 3 | Expression of HER2 and bradykinin B_1 receptors in precursor lesions of gallbladder carcinoma显示文摘AIM:To determine the expression of HER2 and bradykinin B 1 receptors(B 1 R) in the two pathogenic models of gallbladder cancer:the metaplasia-dysplasia-carcinoma and the adenoma-carcinoma pathways.METHODS:Receptor proteins were visualized by immunohistochemistry on 5-μm sections of paraffin-embedded tissue.Expression of both receptors was studied in biopsy samples from 92 patients(6 males and 86 females;age ranging from 28 to 86 years,mean 56 years).High HER2 expression in specimens was additionally investigated by fluorescence in situ hybridiza-tion.Cell proliferation in each sample was assessed by using the Ki-67 proliferation marker.RESULTS:HER2 receptor protein was absent in adenomas and in normal gallbladder epithelium.On the contrary,there was intense staining for HER2 on the basolateral membrane of epithelial cells of intestinal metaplasia(22/24;91.7%) and carcinoma in situ(9/10;90%),the lesions that displayed a significantly high proliferation index.Protein up-regulation of HER2 in the epithelium with metaplasia or carcinoma in situ was not accompanied by HER2 gene amplification.A similar result was observed in invasive carcinomas(0/12).The B 1 R distribution pattern mirrored that of HER2 except that B 1 R was additionally observed in the adenomas.The B 1 R appeared either as cytoplasmic dots or labeling on the apical cell membrane of the cells composing the epithelia with intestinal metaplasia(24/24;100%) and carcinoma in situ(10/10;100%) and in the epithelial cells of adenomas.In contrast,both HER2(4/12;33%) and B 1 R(1/12;8.3%) showed a low expression in invasive gallbladder carcinomas.CONCLUSION:The up-regulation of HER2 and B1R in precursor lesions of gallbladder carcinoma suggests cross-talk between these two receptors that may be of importance in the modulation of cell proliferation in gallbladder carcinogenesis. | Cesar Toledo Carola E Matus Ximena Barraza Pamela Arroyo Pamela Ehrenfeld Carlos D Figueroa Kanti D Bhoola Maeva del Pozo Maria T Poblete | 2012 | World Journal of Gastroenterology2012,18,11: | 6 |
| 4 | Regulation of the New Arabidopsis Imprinted Gene AtBMI1C Requires the Interplay of Different Epigenetic Mechanisms显示文摘最近,植物包含相当或相同的事物到动物 Polycomb 压抑的建筑群,这被显示出 1 (PRC1 ) 部件 BMI1 和 RING1A/B。在 Arabidopsis,有三象 BMI1 一样基因,哪个中的二个, AtBMI1A 和 B,在 embryonic 以后植物生长期间被要求镇压胚胎的特点并且允许房间区别。然而,很少对第三象 BMI1 一样基因被知道, AtBMI1C。在这个工作,我们证明 AtBMI1C 仅仅在内乳和雄蕊开发期间被表示。AtBMI1C 是在内乳从母亲的等位基因表示,但是 biallelically 在雄蕊表示了的印的基因。我们发现 AtBMI1C 的典型表示模式是包含 CG DNA methylation,指导 RNA 的 non-CG DNA methylation (RdDM ) ,和 PcG 活动的一条复杂 epigenetic 规定的结果。我们的结果在在整个开发调整基因表示显示出不同 epigenetic 机制的安排相互影响,使为在工厂内乳印的起源和机制的当前的假设清楚些。 | Fabian Bratzel ChaoYang Alexandra Angelova Gema Lopez-Torrejon Marcus Koch Juan Carlos del Pozo Myriam Calonje | 2012 | Molecular Plant2012,5,1: | 4 |
| 5 | Noninvasive diagnosis of vulnerable coronary plaque显示文摘Myocardial infarction and sudden cardiac death are frequently the first manifestation of coronary artery disease.For this reason,screening of asymptomatic coronary atherosclerosis has become an attractive field of research in cardiovascular medicine.Necropsy studies have described histopathological changes associated with the development of acute coronary events.In this regard,thin-cap fibroatheroma has been identified as the main vulnerable coronary plaque feature.Hence,many imaging techniques,such as coronary computed tomography,cardiac magnetic resonance or positron emission tomography,have tried to detect noninvasively these histomorphological characteristics with different approaches.In this article,we review the role of these diagnostic tools in the detection of vulnerable coronary plaque with particular interest in their advantages and limitations as well as the clinical implications of the derived findings. | Eduardo Pozo Pilar Agudo-Quilez Antonio Rojas-González Teresa Alvarado María José Olivera Luis Jesús Jiménez-Borreguero Fernando Alfonso | 2016 | World Journal of Cardiology2016,8,9: | 4 |
| 6 | Anti-porcine circovirus type 2(PCV2) antibody placental barrier leakage from sow to fetus: impact on the diagnosis of intra-uterine PCV2 infection显示文摘Dear Editor,Fetuses develop antibodies when they are infectedwith porcine circovirus type 2(PCV2).At abortion orbirth,both PCV2 and/or anti-PCV2 antibodies can thenbe detected.Finding anti-PCV2 antibodies in aborted fe-tuses or stillborn piglets is generally used as evidence ofan intra-uterine PCV2 infection.However,a recent anal-ysis of fetuses sent in for PCV2 diagnosis and caesare-an-derived,colostrum-deprived pigs revealed that | Dipongkor Saha Rubén Del Pozo Sacristán Nicolaas Van Renne Liping Huang Ruben Decaluwe Annelies Michiels Alfonso Lopez Rodriguez Maria José Rodrí-guez Margarita García Durán Ilse Declerk Dominiek Maes Hans J. Nauwynck | 2014 | Virologica Sinica2014,29,2: | 3 |
| 7 | Watch and wait approach to rectal cancer: A review显示文摘In 2014, there were an estimated 136800 new cases of colorectal cancer, making it the most common gastrointestinal malignancy. It is the second leadingcause of cancer death in both men and women in the United States and over one-third of newly diagnosed patients have stage Ⅲ(node-positive) disease. For stage Ⅱ and Ⅲ colorectal cancer patients, the mainstay of curative therapy is neoadjuvant therapy, followed by radical surgical resection of the rectum. However, the consequences of a proctectomy, either by low anterior resection or abdominoperineal resection, can lead to very extensive comorbidities, such as the need for a permanent colostomy, fecal incontinence, sexual and urinary dysfunction, and even mortality. Recently, trends of complete regression of the rectal cancer after neoadjuvant chemoradiation therapy have been confirmed by clinical and radiographic evaluationthis is known as complete clinical response(cC R). The 'watch and wait' approach was first proposed by Dr. Angelita Habr-Gama in Brazil in 2009. Those patients with c CR are followed with close surveillance physical examinations, endoscopy, and imaging. Here, we review management of rectal cancer, the development of the 'watch and wait' approach and its outcomes. | Marcos E Pozo Sandy H Fang | 2015 | World Journal of Gastrointestinal Surgery2015,7,11: | 2 |
| 8 | Parameter Control of Genetic Algorithms by Learning and Simulation of Bayesian Networks——A Case Study for the Optimal Ordering of Tables显示文摘Parameter setting for evolutionary algorithms is still an important issue in evolutionary computation. There are two main approaches to parameter setting: parameter tuning and parameter control. In this paper, we introduce self-adaptive parameter control of a genetic algorithm based on Bayesian network learning and simulation. The nodes of this Bayesian network are genetic algorithm parameters to be controlled. Its structure captures probabilistic conditional (in)dependence relationships between the parameters. They are learned from the best individuals, i.e., the best configurations of the genetic algorithm. Individuals are evaluated by running the genetic algorithm for the respective parameter configuration. Since all these runs are time-consuming tasks, each genetic algorithm uses a small-sized population and is stopped before convergence. In this way promising individuals should not be lost. Experiments with an optimal search problem for simultaneous row and column orderings yield the same optima as state-of-the-art methods but with a sharp reduction in computational time. Moreover, our approach can cope with as yet unsolved high-dimensional problems. | Concha Bielza Juan A. Fernndez del Pozo Pedro Larranaga | 2013 | Journal of Computer Science & Technology2013,28,4: | 2 |
| 9 | Mucin and phospholipids determine viscosity of gallbladder bile in patients with gallstones显示文摘AIM An increased viscosity of gallbladder bile has been considered an important factor in the pathogenesis of gallstone disease. Besides lipids and proteins, mucin has been suggested to affect the viscosity of bile. To further clarify these issues we compared mucin, protein and the lipid components of hepatic and gallbladder bile and its viscosity in patients with gallstones.METHODS Viscosity of bile ( mpa. s ) wasmeasured using rotation viscosimetry in regard to the non-Newtonian property of bile at law shear rates.RESULTS Biliary viscosity was markedly higher in gallbladder bile of patients with cholesterol (5.00 ± 0.60 mpa. s, mean ± SEM, n --28) and mixed stones (3.50±0.68 mPa. s; n =8) compared to hepatic bile (0.92 ± 0.06 mpa. s,n -6). A positive correlation between mucin and viscosity was found in gallbladder biles (r=0.65; P<0.001) but not in hepatic biles. The addition of physiologic and supraphysiologic amounts of mucin to gallbladder bile resulted in a dose dependent non linear increase of its viscosity. A positive correlation was determined between phospholipid concentration and viscosity (r = 0.34, P<0.005) in gallbladder biles. However, no correlation was found between total protein or the other lipid concentrations and viscosity in both gallbladder and hepatic biles.CONCLUSION The viscosity of gallbladder bile is markedly higher than that of hepatic bile in patients with gallstones. The concentration of mucin is the major determinant of biliary viscosity and may contribute by this mechanism to the role of mucin in the pathogenesis of gallstones. | Dieter Jüngst Anna Niemeyer Iris Müller Benedikta Zündt Günther Meyer Martin Wilhelmi Reginalddel Pozo | 2001 | World Journal of Gastroenterology2001,7,2: | 2 |
| 10 | 日粮磷脂对大西洋鲑鱼早期发育和生长性能的影响显示文摘研究旨在证实大西洋鲑鱼对日粮磷脂的需求,更好地确定其需要水平和时期。因此,通过给大西洋鲑鱼提供磷虾或大豆卵磷脂探讨磷脂对其的影响。首先饲喂鱼苗含蛋白质55%和脂肪17%的饲粮,通过添加磷虾油或大豆磷脂补充脂肪.根据回归分析设计5个水平,分别为总磷脂1.5%(未添加)、2.6%、3.2%、3.6%和4.2%。在1g(受精后1400°dpf)、2.5g(1990°ape)、5g(2350°dpf)、10-20g(2850°dpf)和二龄鲑(3800°dpf)时进行取样。整体存活率高,说明存活率和饲粮磷脂添加水平呈正相关(r2=0.59—0.72)。磷脂促进了鱼苗的生长,且饲喂磷虾磷脂2.6%和大豆磷脂3.6%的鱼增长最快。鱼苗达到2.5g之前与之后生长模式不同,0-2.5g鱼补充磷虾磷脂2.6%和大豆磷脂3.6%后的生长速率(SGR)显著高于基础日粮(P〈0.05),而2.5g-二龄鲑期间,各处理之间没有差异。饲喂未补充磷脂的日粮,2.5g时发现鱼肠道脂肪变性,患病率达20%,饲喂低水平大豆磷脂日粮的鱼肠道脂肪变性患病率达10%,而喂食磷虾油和高水平大豆磷脂(≥3.2%)后以及在后期阶段,肠邋脂肪变性情况开始消失。在生命早期阶段,鲑鱼对日粮磷脂的要求是一致的。 | Taylor J F Martinez-Rubio L Pozo J D Walton J M Tinch A E Migaud H Tocher D R | 2015 | 饲料博览2015,0,8: | 2 |
| 11 | Treatment of anaerobic sludge digester effluents by the CANON process in an air pulsing SBR显示文摘 | J.R. Vázquez-Padín M.J. Pozo M. Jarpa M. Figueroa A. Franco A. Mosquera-Corral J.L. Campos R. Méndez | 2008 | Journal of Hazardous Materials2008,,1: | 2 |
| 12 | Novel pharmacological therapy in type 2 diabetes mellitus with established cardiovascular disease: Current evidence显示文摘Cardiovascular diseases(CVDs) remain the leading cause of death in the world and in most developed countries. Patients with type 2 diabetes mellitus(T2DM)suffer from both microvascular and macrovascular diseases and therefore have higher rates of morbidity and mortality compared to those without T2DM. If current trends continue, the Center for Disease Control and Prevention estimates that 1 in 3 Americans will have T2DM by year 2050. As a consequence of the controversy surrounding rosiglitazone and the increasing prevalence of diabetes and CVDs, in 2008 the Food and Drug Administration(FDA) established new expectations for the evaluation of new antidiabetic agents, advising for pre and,in some cases, post-marketing data on major cardiovascular events. As a direct consequence, there has been a paradigm shift in new antidiabetic agents that has given birth to the recently published American Diabetes Association/European Association for the Study of Diabetes consensus statement recommending sodium-glucose cotransporter-2 inhibitors(SGLT2i) and glucagon like peptide-1 receptor agonists(GLP-1RA) in patients with T2DM and established CVD. As a result of over a decade of randomized placebo controlled cardiovascular outcome trials, the aforementioned drugs have received FDA approval for risk reduction of cardiovascular(CV) events in patients with T2DM and established CV disease.SGLT2i have been shown to have a stronger benefit in patients with congestiveheart failure and diabetic kidney disease when compared to their GLP-1RA counterparts. These benefits are not withstanding additional considerations such as cost and the multiple FDA Black Box warnings. This topic is currently an emerging research area and this mini-review paper examines the role of these two novel classes of drugs in patients with T2DM with both confirmed, and at risk for, CVD. | Leonardo Pozo Fatimah Bello Andres Suarez Francisco E Ochoa-Martinez Yamely Mendez Chelsea H Chang Salim Surani | 2019 | World Journal of Diabetes2019,10,5: | 2 |
| 13 | Resveratrol-induced apoptosis in MCF-7 human breast cancer cells involves a caspase-independent mechanism with downregulation of Bcl-2 and NF kappaB显示文摘 | Pozo Guisado E Merino J M Mulero-Navarro S el al | 2005 | Int J Cancer2005,115,1: | 1 |
| 14 | Rapid direct determination of pesticides and metabolites in environmental water samples at sub-μg·-L-1 level by on-line solid-phase extraction-liquid chromatography -electrospray tandem mass spectrometry显示文摘 | Hernandez F Sancho J V Pozo O | 2001 | Chromatogr A2001,939,12: | 1 |
| 15 | lntussusception:The accuracy of ultrasound-guided saline enema and the usefulness of a delay edattempt at reduction显示文摘 | Javier Gonzalez -Spinola Gloria Del Pozo | 1999 | J pediatrsurg1999,34,6: | 1 |
| 16 | Influence of cytokinins on the expression of phosphate starvation responsive genes in Arabidopsis显示文摘 | Martin A C Pozo D Iglesias J C | 2000 | The Plant Journal2000,24,: | 1 |
| 17 | Immunobiology of vasoactive intestinal peptide (VIP) 显示文摘 | Pozo D Delgado M Martinez M | 2000 | Immunol Today2000,21,1: | 1 |
| 18 | Treatment of anaerobic sludge digester effluents by the CANON process in an air pulsing SBR显示文摘 | Vazquez-Padin J R Pozo M J Jarpa M | 2009 | Journal of Hazardous Materials2009,166,1: | 1 |
| 19 | Detection of new respiratory viruses in hospitalized infants with bronchiolitis: a three-year r prospective study显示文摘 | Calvo C Pozo F Garcia-Garcia M L | 2010 | Acta Paediatrica2010,99,6: | 1 |
| 20 | Activa- tion of Racl by shear stress in endothelial cells mediates both cytoskeletal reorganization and effects on gene expression 显示文摘 | TZIMA E DEL POZO M A KIOSSES W B | 2002 | EMBO J2002,21,24: | 1 |