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| 1 | Management of nonalcoholic fatty liver disease:An evidence-based clinical practice review显示文摘AIM:To build a consensus among Chilean specialists on the appropriate management of patients with nonalcoholic fatty liver disease(NAFLD)in clinical practice.METHODS:NAFLD has now reached epidemic proportions worldwide.The optimal treatment for NAFLD has not been established due to a lack of evidence-based recommendations.An expert panel of members of the Chilean Gastroenterological Society and the Chilean Hepatology Association conducted a structured analysis of the current literature on NAFLD therapy.The quality of the evidence and the level of recommendations supporting each statement were assessed according to the recommendations of the United States Preventive Services Task Force.A modified three-round Delphi technique was used to reach a consensus among the experts.RESULTS:A group of thirteen experts was established.The survey included 17 open-ended questions that were distributed among the experts,who assessed the articles associated with each question.The levels of agreement achieved by the panel were 93.8%in the first round and 100%in the second and third rounds.The final recommendations support the indication of lifestyle changes,including diet and exercise,for all patients with NAFLD.Proven pharmacological therapies include only vitamin E and pioglitazone,which can be used in nondiabetic patients with biopsy-proven nonalcoholic steatohepatitis(the progressive form of NAFLD),although the long-term safety and efficacy of these therapies have not yet been established.CONCLUSION:Current NAFLD management is rapidly evolving,and new pathophysiology-based therapies are expected to be introduced in the near future.All NAFLD patients should be evaluated using a three-focused approach that considers the risks of liver disease,diabetes and cardiovascular events. | Juan P Arab Roberto Candia Rodrigo Zapata Cristián Mu?oz Juan P Arancibia Jaime Poniachik Alejandro Soza Francisco Fuster Javier Brahm Edgar Sanhueza Jorge Contreras M Carolina Cuellar Marco Arrese Arnoldo Riquelme | 2014 | World Journal of Gastroenterology2014,20,34: | 11 |
| 2 | Human papillomavirus in esophageal squamous cell carcinoma in Colombia and Chile显示文摘AIM: To examine the presence of human papillomavirus (HPV) in esophageal squamous cell carcinoma (ESCC) specimens collected from Colombia and Chile located in the northern and southern ends of the continent, respectively. METHODS: We examined 47 and 26 formalin-fixed and paraffin-embedded ESCC specimens from Colombia and Chile, respectively. HPV was detected using GP5+/GP6+ primer pair for PCR, and confirmed by Southern blot analysis. Sequencing analysis of L1 region fragment was used to identify HPV genotype. In addition, P16INK4A protein immunostaining of all the specimens was conducted. RESULTS: HPV was detected in 21 ESCC specimens (29%). Sequencing analysis of L1 region fragment identified HPV-16 genome in 6 Colombian cases(13%) and in 5 Chilean cases (19%). HPV-18 was detected in 10 cases (21%) in Colombia but not in any Chilean case. Since Chilean ESCC cases had a higher prevalence of HPV-16 (without statistical significance), but a significantly lower prevalence of HPV-18 than in Colombian cases (P = 0.011) even though the two countries have similar ESCC incidence rates, the frequency of HPV-related ESCC may not be strongly affected by risk factors affecting the incidence of ESCC. HPV-16 genome was more frequently detected in p16 positive carcinomas, although the difference was not statistically significant. HPV-18 detection rate did not show any association with p16 expression. Well-differentiated tumors tended to have either HPV-16 or HPV-18 but the association was not statistically significant. HPV genotypes other than HPV-16 or 18 were not detected in either country. CONCLUSION: HPV-16 and HPV-18 genotypes can be found in ESCC specimens collected from two South American countries. Further studies on the relationship between HPV-16 presence and p16 expression in ESCC would aid understanding of the mechanism underlying the presence of HPV in ESCC. | Andres Castillo Francisco Aguayo Chihaya Koriyama Miyerlandi Torres Edwin Carrascal Alejandro Corvalan Juan P Roblero Cecilia Naquira Mariana Palma Claudia Backhouse Jorge Argandona Tetsuhiko Itoh Karem Shuyama Yoshito Eizuru Suminori Akiba | 2006 | World Journal of Gastroenterology2006,12,38: | 11 |
| 3 | Metadoxine improves the three- and six-month survival rates in patients with severe alcoholic hepatitis显示文摘AIM:To evaluate the impact of metadoxine(MTD) on the 3- and 6-mo survival of patients with severe alcoholic hepatitis(AH).METHODS:This study was an open-label clinical trial,performed at the'Hospital General de México,Dr.Eduardo Liceaga'.We randomized 135 patients who met the criteria for severe AH into the following groups:35 patients received prednisone(PDN)40 mg/d,35patients received PDN+MTD 500 mg three times daily,33 patients received pentoxifylline(PTX)400 mg three times daily,and 32 patients received PTX+MTD 500 mg three times daily.The duration of the treatment for all of the groups was 30 d.RESULTS:In the groups treated with the MTD,thesurvival rate was higher at 3 mo(PTX+MTD 59.4%vs PTX 33.3%,P=0.04;PDN+MTD 68.6%vs PDN20%,P=0.0001)and at 6 mo(PTX+MTD 50%vs PTX18.2%,P=0.01;PDN+MTD 48.6%vs PDN 20%,P=0.003)than in the groups not treated with MTD.A relapse in alcohol intake was the primary independent factor predicting mortality at 6 mo.The patients receiving MTD maintained greater abstinence than those who did not receive it(74.5%vs 59.4%,P=0.02).CONCLUSION:MTD improves the 3-and 6-mo survival rates in patients with severe AH.Alcohol abstinence is a key factor for survival in these patients.The patients who received the combination therapy with MTD were more likely to maintain abstinence than those who received monotherapy with either PDN or PTX. | Fátima Higuera-de la Tijera Alfredo I Servín-Caamano Aurora E Serralde-Zúniga Javier Cruz-Herrera Eduardo Pérez-Torres Juan M Abdo-Francis Francisco Salas-Gordillo JoséL Pérez-Hernández | 2015 | World Journal of Gastroenterology2015,21,16: | 8 |
| 4 | Nationwide trends and predictors of inpatient mortality in 83884 transjugular intrahepatic portosystemic shunt显示文摘AIM: To evaluate and validate the national trends and predictors of in-patient mortality of transjugular intrahepatic portosystemic shunt(TIPS) in 15 years.METHODS: Using the National Inpatient Sample which is a part of Health Cost and Utilization Project, we identified a discharge-weighted national estimate of 83884 TIPS procedures performed in the United States from 1998 to 2012 using international classification of diseases-9 procedural code 39.1. The demographic, hospital and co-morbility data were analyzed using a multivariant analysis. Using multi-nominal logistic regression analysis, we determined predictive factors related to increases in-hospital mortality. Comorbidity measures are in accordance to the Comorbidity Software designed by the Agency for Healthcare Research and Quality.RESULTS: Overall, 12.3% of patients died during hospitalization with downward trend in-hospitalmortality with the mean length of stay of 10.8 ± 13.1 d. Notable, African American patients(OR = 1.809 vs Caucasian patients, P < 0.001), transferred patients(OR = 1.347 vs non-transferred, P < 0.001), emergency admissions(OR = 3.032 vs elective cases, P < 0.001), patients in the Northeast region(OR = 1.449 vs West, P < 0.001) had significantly higher odds of inhospital mortality. Number of diagnoses and number of procedures showed positive correlations with in-hospital death(OR = 1.249 per one increase in number of procedures). Patients diagnosed with acute respiratory failure(OR = 8.246), acute kidney failure(OR = 4.359), hepatic encephalopathy(OR = 2.217) and esophageal variceal bleeding(OR = 2.187) were at considerably higher odds of in-hospital death compared with ascites(OR = 0.136, P < 0.001). Comorbidity measures with the highest odds of in-hospital death were fluid and electrolyte disorders(OR = 2.823), coagulopathy(OR = 2.016), and lymphoma(OR = 1.842).CONCLUSION: The overall mortality of the TIPS procedure is steadily decreasing, though the length of stay has remained relatively constant. Specific patient ethnicity, location, transfer status, primary diagnosis and comorbidities correlate with increased odds of TIPS in-hospital death. | Edward Wolfgang Lee Andrew Kuei Sammy Saab Ronald W Busuttil Francisco Durazo Steven-Huy Han Mohamed M El-Kabany Justin P Mc Williams Stephen T Kee | 2016 | World Journal of Gastroenterology2016,22,25: | 7 |
| 5 | Proteomics for discovery of candidate colorectal cancer biomarkers显示文摘Colorectal cancer(CRC)is the second most common cause of cancer-related deaths in Europe and other Western countries,mainly due to the lack of wellvalidated clinically useful biomarkers with enough sensitivity and specificity to detect this disease at early stages.Although it is well known that the pathogenesis of CRC is a progressive accumulation of mutations in multiple genes,much less is known at the proteome level.Therefore,in the last years many proteomic studies have been conducted to find new candidate protein biomarkers for diagnosis,prognosis and as therapeutic targets for this malignancy,as well as to elucidate the molecular mechanisms of colorectal carcinogenesis.An important advantage of the proteomic approaches is the capacity to look for multiple differentially expressed proteins in a single study.This review provides an overview of the recent reports describing the different proteomic tools used for the discovery of new protein markers for CRC such as two-dimensional electrophoresis methods,quantitative mass spectrometry-based techniques or protein microarrays.Additionally,we will also focus on the diverse biological samples used for CRC biomarker discovery such as tissue,serum and faeces,besides cell lines and murine models,discussing their advantages and disadvantages,and summarize the most frequently identified candidate CRC markers. | Paula lvarez-Chaver Olalla Otero-Estévez María Páez de la Cadena Francisco J Rodríguez-Berrocal Vicenta S Martínez-Zorzano | 2014 | World Journal of Gastroenterology2014,20,14: | 7 |
| 6 | Effect of topical 0.05% cyclosporine A on corneal endothelium in patients with dry eye disease显示文摘AIM:To determine the effect of topical 0.05%cyclosporine A(CsA) on corneal endothelium in patients with dry eye disease.·METHODS:Observational,prospective,case series study.Fifty-five eyes of 29 consecutive patients(9 males and 20 females;median age:66.8 years,interquartile range:61-73.2 years) with moderate-severe dry eye disease were evaluated.All patients were treated with topical 0.05% CsA ophthalmic emulsion twice a day in addition to lubricant eyedrops 5 times a day.The followup period was 12 months.Before treatment and at 3 and12 months post-treatment central corneal specular microscopy was performed.The endothelial cell density(ECD),coefficient of variation of cell size(CoV),and percentage of hexagonal cells(Hex %) were analyzed.·RESULTS:The median ECDs pre-treatment and at 3and 12 months post-treatment were 2 352.5/mm2(interquartile range,2 178-2548.5),2 364/mm2(interquartile range,2 174.25-2 657.5),and 2 366 cells/mm2(inter-quartile range,2 174.75-2 539.75),respectively(P =0.927,one way ANOVA).The median CoVs pre-treatment and at3 and 12 months post-treatment were 34.5(interquartile range,30-37),35(interquartile range,30-38),and 34(interquartile range,30.75-38.25),respectively(P =0.7193,one way ANOVA).The median Hex % values pre-treatment and at 3 and 12 months post-treatment were53(interquartile range,47-58),54(interquartile range,45.75-59),and 50.5(interquartile range,45.75-58),respectively(P =0.824,one way ANOVA).·CONCLUSION:Treatment of patients with dry eyedisease for 12 months with topical 0.05% CsA does not seem to cause substantial changes on corneal endothelium. | Consuelo Pérez-Rico Francisco Germain María Castro-Rebollo Agustín Moreno-Salgueiro Miguel ngel Teus | 2013 | International Journal of Ophthalmology(English edition)2013,6,4: | 6 |
| 7 | NADPH Thioredoxin Reductase C Is Involved in Redox Regulation of the Mg-Chelatase I Subunit in Arabidopsis thaliana Chloroplasts显示文摘 | Juan Manuel Pérez-Ruiz Manuel Guinea Leonor Puerto-Galán Francisco Javier Cejudo | 2014 | Molecular Plant2014,7,7: | 6 |
| 8 | Thrombin activation and liver inflammation in advanced hepatitis C virus infection显示文摘Hepatitis C virus(HCV) infection is associated with increased thrombotic risk. Several mechanisms are involved including direct endothelial damage by the HCV virus, with activation of tissue factor, altered fibrinolysis and increased platelet aggregation and activation. In advanced stages, chronic HCV infection may evolve to liver cirrhosis, a condition in which alterations in the portal microcirculation may also ultimately lead to thrombin activation, platelet aggregation, and clot formation. Therefore in advanced HCV liver disease there is an increased prevalence of thrombotic phenomena in portal vein radicles. Increased thrombin formation may activate hepatic stellate cells and promote liver fibrosis. In addition, ischemic changes derived from vascular occlusion by microthrombi favor the so called parenchymal extinction, a process that promotes collapse of hepatocytes and the formation of gross fibrous tracts. These reasons may explain why advanced HCV infection may evolve more rapidly to end-stage liver disease than other forms of cirrhosis. | Emilio González-Reimers Geraldine Quintero-Platt Candelaria Martín-González Onán Pérez-Hernández Lucía Romero-Acevedo Francisco Santolaria-Fernández | 2016 | World Journal of Gastroenterology2016,22,18: | 5 |
| 9 | Hyperphosphatemia after sodium phosphate laxatives in low risk patients:Prospective study显示文摘AIM:To establish the frequency of hyperphosphate-mia following the administration of sodium phosphate laxatives in low-risk patients. METHODS:One hundred consecutive ASAⅠ-Ⅱindividuals aged 35-74 years,who were undergoing colonic cleansing with oral sodium phosphate(OSP) before colonoscopy were recruited for this prospective study.Exclusion criteria:congestive heart failure, chronic kidney disease,diabetes,liver cirrhosis,intestinal obstruction,decreased bowel motility,increased bowel permeability,and hyperparathyroidism.The day before colonoscopy,all the participants entered a 24-h period of diet that consisted of 4 L of clear fluids with sugar or honey and 90 mL(60 g)of OSP in two 45-mL doses,5 h apart.Serum phosphate was measured before and after the administration of the laxative. RESULTS:The main demographic data(mean±SD) were:age,58.9±8.4 years;height,163.8±8.6 cm; weight,71±13 kg;body mass index,26±4;women, 66%.Serum phosphate increased from 3.74±0.56 to 5.58±1.1 mg/dL,which surpassed the normal value (2.5-4.5 mg/dL)in 87%of the patients.The highest serum phosphate was 9.6 mg/dL.Urea and creatinine remained within normal limits.Post-treatment OSP se-rum phosphate concentration correlated inversely with glomerular filtration rate(P<0.007,R 2=0.0755),total body water(P<0.001,R 2=0.156)and weight(P< 0.013,R 2=0.0635). CONCLUSION:In low-risk,well-hydrated patients, the standard dose of OSP-laxative-induced hyperphos-phatemia is related to body weight. | Marcela Noemi Casais Guillermo Rosa-Diez Susana Pérez Elina Noemi Mansilla Susana Bravo Francisco Carlos Bonofiglio | 2009 | World Journal of Gastroenterology2009,15,47: | 5 |
| 10 | Gastroenterology case report of mesalazine-induced cardiopulmonary hypersensitivity显示文摘Mesalazine is a 5-aminosalicylic acid derivative that has been widely used to treat patients with inflammatory bowel disease. Accumulating evidence indicates that mesalazine has a very low rate of adverse drug reactions and is well tolerated by patients. However, a few cases of pulmonary and cardiac disease related to mesalazine have been reported in the past, though infrequently, preventing clinicians from diagnosing the conditions early. We describe the case of a 32-yearold man with ulcerative colitis who was admitted with a two-month history of persistent fever following mesalazine treatment initiated 14 mo earlier. At the time of admission, mesalazine dose was increased from 1.5 to 3.0 g/d, and antibiotic therapy was started with no improvement. Three weeks after admission, the patient developed dyspnea, non-productive cough, and chest pain. Severe eosinophilia was detected in laboratory tests, and a computed tomography scan revealed interstitial infiltrates in both lungs, as well as a large pericardial effusion. The bronchoalveolar lavage reported a CD4/CD8 ratio of 0.5, and an increased eosinophil count. Transbronchial biopsy examination showed a severe eosinophilic infiltrate of the lung tissue. Mesalazine-induced cardiopulmonary hypersensitivity was suspected after excluding other possible etiologies. Consequently, mesalazine treatment was suspended, and corticosteroid therapy was initiated, resulting in resolution of symptoms and radiologic abnormalities. We conclude that mesalazine-induced pulmonary and cardiac hypersensitivity should always be considered in the differential diagnosis of unexplained cardiopulmonary symptoms and radiographic abnormalities in patients with inflammatory bowel disease. | José Ferrusquía Isabel Pérez-Martínez Ricardo Gómez de la Torre María Luisa Fernández-Almira Ruth de Francisco Luis Rodrigo Sabino Riestra | 2015 | World Journal of Gastroenterology2015,21,13: | 5 |
| 11 | Endothelial progenitor cells as a therapeutic option in intracerebral hemorrhage显示文摘Intracerebral hemorrhage(ICH) is the most severe cerebrovascular disease, which represents a leading cause of death and disability in developed countries. However, therapeutic options are limited, so is mandatory to investigate repairing processes after stroke in order to develop new therapeutic strategies able to promote brain repair processes. Therapeutic angiogenesis and vasculogenesis hold promise to improve outcome of ICH patients. In this regard, circulating endothelial progenitor cells(EPCs) have recently been suggested to be a marker of vascular risk and endothelial function. Moreover, EPC levels have been associated with good neurological and functional outcome as well as reduced residual hematoma volume in ICH patients. Finally, experimental and clinical studies indicate that EPC might mediate endothelial cell regeneration and neovascularization. Therefore, EPC-based therapy could be an excellent therapeutic option in ICH. In this mini-review, we discuss the present status of knowledge about the possible therapeutic role of EPCs in ICH, molecular mechanisms, and the future perspectives and strategies for their use in clinical practice. | Juan Pías-Peleteiro Francisco Campos José Castillo Tomás Sobrino | 2017 | Neural Regeneration Research2017,12,4: | 4 |
| 12 | Effectiveness of an intervention for reducing social stigma towards mental illness in adolescents显示文摘AIM: To evaluate the effectiveness of an intervention for reducing social stigma towards mental illness in adolescents. The effect of gender and knowledge of someone with mental illness was measured. METHODS: Two hundred and eighty secondary school students were evaluated using the Community Attitudes towards Mental Illness(CAMI) questionnaire. The schools were randomized and some received the intervention and others acted as the control group. The programme consisted of providing information via a documentary film and of contact with healthcare staff in order to reduce the social stigma within the school environment. RESULTS: The intervention was effective in reducing the CAMI authoritarianism and social restrictiveness subscales. The intervention showed significant changes in girls in terms of authoritarianism and social restrictiveness, while boys only showed significant changes in authoritarianism. Following the intervention, a significant reduction was found in authoritarianism and social restrictiveness in those who knew someone with mental illness, and only in authoritarianism in those who did not know anyone with mental illness. CONCLUSION: The intervention was effective to reduce social stigma towards people with mental illness, especially in the area of authoritarianism. Some differences were found depending on gender and whether or not the subjects knew someone with mental illness. | Regina Vila-Badia Francisco Martínez-Zambrano Otilia Arenas Emma Casas-Anguera Esther García-Morales Raúl Villellas José Ramón Martín María Belén Pérez-Franco Tamara Valduciel Diana Casellas Mar García-Franco Jose Miguel Joaquim Balsera Gemma Pascual Eugènia Julia Susana Ochoa | 2016 | World Journal of Psychiatry2016,6,2: | 4 |
| 13 | META-R:A software to analyze data from multi-environment plant breeding trials显示文摘META-R(multi-environment trial analysis in R)is a suite of R scripts linked by a graphical user interface(GUI)designed in Java language.The objective of META-R is to accurately analyze multi-environment plant breeding trials(METs)by fitting mixed and fixed linear models from experimental designs such as the randomized complete block design(RCBD)and the alpha-lattice/lattice designs.META-R simultaneously estimates the best linear and unbiased estimators(BLUEs)and the best linear and unbiased predictors(BLUPs).Additionally,it computes the variance-covariance parameters,as well as some statistical and genetic parameters such as the least significant difference(LSD)at 5%significance,the coefficient of variation in percentage(CV),the genetic variance,and the broad-sense heritability.These parameters are very important in the selection of top performing genotypes in plant breeding.META-R also computes the phenotypic and genetic correlations among environments and between traits,as well as their statistical significance.The genetic correlations between environments or traits can be visualized in a biplot graph or a tree diagram(dendrogram).Genetic correlations are very important for identifying environments with similar behavior or making indirect selection and identifying the most highly associated traits.META-R performs multi-environment analyses by using the residual maximum likelihood(REML)method;these analyses can be done by environment,across environments by grouping factors(stress conditions,nitrogen content,etc.)and across environments;the analyses across environments can be done with a pre-defined degree of heritability. | Gregorio Alvarado Francisco M.Rodríguez Angela Pacheco Juan Burgueño JoséCrossa Mateo Vargas Paulino Pérez-Rodríguez Marco A.Lopez-Cruz | 2020 | The Crop Journal2020,8,5: | 4 |
| 14 | Altered blood-brain barrier permeability in rats with prehepatic portal hypertension turns to normal when portal pressure is lowered显示文摘AIM: To study the blood-brain barrier integrity in prehe-patic portal hypertensive rats induced by partial portal vein ligation, at 14 and 40 d after ligation when portal pressure is spontaneously normalized. METHODS: Adult male Wistar rats were divided into four groups: GroupⅠ: Sham14d, sham operated; GroupⅡ: PH14d, portal vein stenosis; (both groups were used 14 days after surgery); GroupⅢ: Sham40d, Sham operated and GroupⅣ: PH40d Portal vein stenosis (GroupsⅡandⅣused 40 d after surgery). Plasma ammonia, plasma and cerebrospinal fluid protein and liver enzymes concentrations were determined. Trypan and Evans blue dyes, systemically injected, were investigated in hippocampus to study blood-brain barrier integrity. Portal pressure was periodically recorded. RESULTS: Forty days after stricture, portal pressure was normalized, plasma ammonia was moderately high, and both dyes were absent in central nervous system parenchyma. All other parameters were reestablished. When portal pressure was normalized and ammonia level was lowered, but not normal, the altered integrity of blood-brain barrier becomes reestablished. CONCLUSION: The impairment of blood-brain barrier and subsequent normalization could be a mechanism involved in hepatic encephalopathy reversibility, Hemo-dynamic changes and ammonia could trigger blood-brain barrier alterations and its reestablishment. | Francisco Eizayaga Camila Scorticati Juan P Prestifilippo Salvador Romay Maria A Fernandez José L Castro Abraham Lemberg Juan C Perazzo | 2006 | World Journal of Gastroenterology2006,12,9: | 3 |
| 15 | Outcomes of critically ill cancer patients with Acinetobacter baumannii infection显示文摘AIM: To describe the intensive care unit(ICU) outcomes of critically ill cancer patients with Acinetobacter baumannii(AB) infection.METHODS: This was an observational study that included 23 consecutive cancer patients who acquired AB infections during their stay at ICU of the National Cancer Institute of Mexico(INCan), located in Mexico City. Data collection took place between January 2011, and December 2012. Patients who had AB infections before ICU admission, and infections that occurred during the first 2 d of ICU stay were excluded. Data were obtained by reviewing the electronic health record of each patient. This investigation was approved by the Scientific and Ethics Committees at INCan. Because of its observational nature, informed consent of the patients was not required.RESULTS: Throughout the study period, a total of 494 critically ill patients with cancer were admitted to the ICU of the INCan, 23(4.6%) of whom developed AB infections. Sixteen(60.9%) of these patients had hematologic malignancies. Most frequent reasons for ICU admission were severe sepsis or septic shock(56.2%) and postoperative care(21.7%). The respiratory tract was the most frequent site of AB infection(91.3%). The most common organ dysfunction observed in our group of patients were the respiratory(100%), cardiovascular(100%), hepatic(73.9%) and renal dysfunction(65.2%). The ICU mortality of patients with 3 or less organ system dysfunctions was 11.7%(2/17) compared with 66.6%(4/6) for the group of patients with 4 or more organ system dysfunctions(P = 0.021). Multivariate analysis identified blood lactate levels(BLL) as the only variable independently associated with inICU death(OR = 2.59, 95%CI: 1.04-6.43, P = 0.040). ICU and hospital mortality rates were 26.1% and 43.5%, respectively.CONCLUSION: The mortality rate in critically ill patients with both HM, and AB infections who are admitted to the ICU is high. The variable most associated with increased mortality was a BLL ≥ 2.6 mmol/L in the first day of stay in the ICU. | Silvio A ?amendys-Silva Paulina Correa-García Francisco J García-Guillén María O González-Herrera Américo Pérez-Alonso Julia Texcocano-Becerra Angel Herrera-Gómez Patricia Cornejo-Juárez Abelardo Meneses-García | 2015 | World Journal of Critical Care Medicine2015,4,3: | 3 |
| 16 | The Quaternary Structure of NADPH Thioredoxin Reductase C Is Redox-Sensitive显示文摘NADPH thioredoxin reductase C (NTRC ) 是能结合 NADPH thioredoxin reductase (NTR ) 和 thioredoxin (TRX ) 的叶绿体酶为 2-Cys peroxiredoxin (2-Cys PRX ) 的有效减小的活动。因为 NADPH 能在黑暗期间在叶绿体被生产, NTRC 在夜里期间为植物过氧化物 detoxification 起一个关键作用。这里, NTRC 的第四级的结构高度依赖于它的氧化还原作用地位,这被显示出。在 vitro,大多数酶采用了一个 oligomeric 状态在在 NADPH, NADH,或 DTT 的增加之上的 dimers 的那 disaggregated。胶化过滤和从 Arabidopsis 叶绿体基质的蛋白质摘录的西方的污点分析证明本国的 NTRC 形成总数,它对 NADPH 和 DTT 敏感,建议聚集状态可能是在 vivo 的 NTRC 活动的一个重要方面。而且,酶在在 Arabidopsis 叶绿体的簇是局部性的。NTRC 三倍、双的异种, A164G-V182E-R183F 和 A164G-R183F,代替 NADPH 有约束力的地点的关键残余,显示出减少的活动,但是仍然能随中间人形式的增加不过使聚合成二聚物。把结果基于这些,我们建议 NTRC 的催化地活跃的形式更暗淡,形成它被 NADPH 导致。 | Juan Manuel Pérez-Ruiz Maricruz Gonzalez Maria Cristina Spinola Luisa Maria Sandalio Francisco Javier Cejudo | 2009 | Molecular Plant2009,2,3: | 3 |
| 17 | Liver steatosis in hepatitis C patients显示文摘There is controversy regarding some aspects of hepatitis C virus(HCV) infection-associated liver steatosis,and their relationship with body fat stores. It has classically been found that HCV,especially genotype 3,exerts direct metabolic effects which lead to liver steatosis. This supports the existence of a so called viral steatosis and a metabolic steatosis,whichwould affect HCV patients who are also obese or diabetics. In fact,several genotypes exert metabolic effects which overlap with some of those observed in the metabolic syndrome. In this review we will analyse the pathogenic pathways involved in the development of steatosis in HCV patients. Several cytokines and adipokines also become activated and are involved in 'pure' steatosic effects,in addition to inflammation. They are probably responsible for the evolution of simple steatosis to steatohepatitis,making it difficult to explain why such alterations only affect a proportion of steatosic patients. | Emilio González-Reimers Geraldine Quintero-Platt Melchor Rodríguez-Gaspar Remedios Alemán-Valls Onán Pérez-Hernández Francisco Santolaria-Fernández | 2015 | World Journal of Hepatology2015,7,10: | 3 |
| 18 | Effect of Nd3+doping on structure,microstructure,lattice distortion and electronic properties of TiO_2 nanoparticles显示文摘Doped and undoped TiCh nanoparticles were prepared by Stober method and thermally treated at 600 ℃.The effect of Nd^(3+) ion on the structure and micro structure of anatase-phase TiCh nanocrystals was studied by Rietveld refinement method using X-ray powder diffraction data.Bond lengths,bond angles,and edges distances were analyzed.The phase formation was confirmed by high-resolution transmission electron microscopy.The adjustment of Ti-0 bond length induced by the addition of Nd^(3+) ions,reduced the octahedral distortion and altered the octahedral array in the anatase-phase TiCh nanocrystal.The changes of structure and microstructure were mainly observed for TiCh nanoparticles doped with 0.1 at.%of Nd^(3+) ions and attributed to the cationic substitution of Ti^(4+) ions which promoted changes in the density of states and gap band of TiCh.The dopant insertion resulted in a better structural stability of the nanocrystals that enhanced their charge transference and photocatalytic efficiency. | Balter Trujillo-Navarrete María del Pilar Haro-Vázquez Rosa María Félix-Navarro Francisco Paraguay-Delgado Henry Alvarez-Huerta Sergio Pérez-Sicairos Edgar Alonso Reynoso-Soto | 2017 | Journal of Rare Earths2017,35,3: | 2 |
| 19 | Dendritic cell deficiencies persist seven months after SARS-CoV-2 infection显示文摘Severe Acute Respiratory Syndrome Coronavirus(SARS-CoV)-2 infection induces an exacerbated inflammation driven by innate immunity components.Dendritic cells(DCs)play a key role in the defense against viral infections,for instance plasmacytoid DCs(pDCs),have the capacity to produce vast amounts of interferon-alpha(IFN-α).In COVID-19 there is a deficit in DC numbers and IFN-αproduction,which has been associated with disease severity.In this work,we described that in addition to the DC deficiency,several DC activation and homing markers were altered in acute COVID-19 patients,which were associated with multiple inflammatory markers.Remarkably,previously hospitalized and nonhospitalized patients remained with decreased numbers of CD1c+myeloid DCs and pDCs seven months after SARS-CoV-2 infection.Moreover,the expression of DC markers such as CD86 and CD4 were only restored in previously nonhospitalized patients,while no restoration of integrinβ7 and indoleamine 2,3-dyoxigenase(IDO)levels were observed.These findings contribute to a better understanding of the immunological sequelae of COVID-19. | Alberto Pérez-Gómez Joana Vitallé Carmen Gasca-Capote Alicia Gutierrez-Valencia María Trujillo-Rodriguez Ana Serna-Gallego Esperanza Muñoz-Muela María de los Reyes Jiménez-Leon Mohamed Rafii-El-Idrissi Benhnia Inmaculada Rivas-Jeremias Cesar Sotomayor Cristina Roca-Oporto Nuria Espinosa Carmen Infante-Domínguez Juan Carlos Crespo-Rivas Alberto Fernández-Villar Alexandre Pérez-González Luis Fernando López-Cortés Eva Poveda Ezequiel Ruiz-Mateos JoséMiguel Cisneros Sonsoles Salto-Alejandre Judith Berastegui-Cabrera Pedro Camacho-Martínez Carmen Infante-Domínguez Marta Carretero-Ledesma Juan Carlos Crespo-Rivas Eduardo Márquez JoséManuel Lomas Claudio Bueno Rosario Amaya JoséAntonio Lepe Jerónimo Pachón Elisa Cordero Javier Sánchez-Céspedes Manuela Aguilar-Guisado Almudena Aguilera Clara Aguilera Teresa Aldabo-Pallas Verónica Alfaro-Lara Cristina Amodeo Javier Ampuero María Dolores Avilés Maribel Asensio Bosco Barón-Franco Lydia Barrera-Pulido Rafael Bellido-Alba Máximo Bernabeu-Wittel Candela Caballero-Eraso Macarena Cabrera Enrique Calderón Jesús Carbajal-Guerrero Manuela Cid-Cumplido Yael Corcia-Palomo Juan Delgado Antonio Domínguez-Petit Alejandro Deniz Reginal Dusseck-Brutus Ana Escoresca-Ortega Fátima Espinosa Nuria Espinosa Michelle Espinoza Carmen Ferrándiz-Millón Marta Ferrer Teresa Ferrer Ignacio Gallego-Texeira Rosa Gámez-Mancera Emilio García Horacio García-Delgado Manuel García-Gutiérrez María Luisa Gascón-Castillo Aurora González-Estrada Demetrio González Carmen Gómez-González Rocío González-León Carmen Grande-Cabrerizo Sonia Gutiérrez Carlos Hernández-Quiles Inmaculada Concepción Herrera-Melero Marta Herrero-Romero Luis Jara Carlos Jiménez-Juan Silvia Jiménez-Jorge Mercedes Jiménez-Sánchez Julia Lanseros-Tenllado Carmina López Isabel López Álvaro López-Barrios Luis F.López-Cortés Rafael Luque-Márquez Daniel Macías-García Guillermo Martín-Gutiérrez Luis Martín-Villén JoséMolina Aurora Morillo María Dolores Navarro-Amuedo Dolores Nieto-Martín Francisco Ortega María Paniagua-García Amelia Peña-Rodríguez Esther Pérez Manuel Poyato Julia Praena-Segovia Rafaela Ríos Cristina Roca-Oporto Jesús F.Rodríguez María Jesús Rodríguez-Hernández Santiago Rodríguez-Suárez Ángel Rodríguez-Villodres Nieves Romero-Rodríguez Ricardo Ruiz Zida Ruiz de Azua Celia Salamanca Sonia Sánchez Víctor Manuel Sánchez-Montagut César Sotomayor Alejandro Suárez Benjumea Javier Toral | 2021 | Cellular & Molecular Immunology2021,18,9: | 2 |
| 20 | Can testosterone therapy be offered to men on active surveillance for prostate cancer? Preliminary results显示文摘这份报告在活跃监视上在 T 缺乏的人的一个队与 T 治疗介绍我们的经验(作为) 为 Gleason 3 + 3 并且 Gleason 3 + 4 前列腺癌症(PCa ) 。回顾的图表评论与 T 缺乏识别了 28 个人经历 T 治疗(T 组) 至少 6 个月了当时在上至于 PCa。96 个人在上的一个比较组至于有未经治疗的 T 缺乏的 PCa (别组织) 在一样的机构被识别。同样协议跟随了修改爱泼斯坦标准和有小量的 Gleason 3 + 的一个单个核心的人的允许的包括 4 PCa。吝啬的年龄是 59.5 和 61.3 年,并且意味着后续是为 T 的 38.9 和 42.4 个月并且不分别地组织。在 T 组的所有 28 个人, 3 (10.7%) 人们在格利森分数开发了增加当时在上作为。22,在 T 的人与 Gleason 3 + 组织 3 疾病, 7 (31.8%) 人们包括开发了 Gleason 3 + 的 3 个人(13.6%) 开发了活体检视前进 4 PCa。有 Gleason 3 + 的 6 个人在基线的 4 疾病, 2 (33.3%) 人们在肿瘤体积开发了增加,并且任何一个都没发展在 Gleason 3 + 以外升级 4。所有 96 个人在别组织有的 Gleason 3 + 在基线的 3 疾病并且,(44.7%) 43 开发了活体检视前进,包括有升级到 Gleason 7 的 9 个人(9.38%)(3 + 4 ) 。活体检视前进率为组和历史的控制是类似的。在人在上的活体检视前进作为在 3 年由 T 治疗显得未受影响。在 T 缺乏的人在上的 T 治疗的未来的控制安慰剂的试用作为应该被认为给对待的人经验丰富的征兆的好处。 | Ravi Kacker Mariam Hult Ignacio F San Francisco William P Conners Pablo A Rojas William C Dewolf Abraham Morgentaler | 2016 | Asian Journal of Andrology2016,18,1: | 2 |