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22篇 您的检索式:作者名="Daniel AZ"
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1High prevalence of hepatic steatosis and vascular thrombosis in COVID-19:A systematic review and meta-analysis of autopsy data显示文摘BACKGROUND Coronavirus disease 2019(COVID-19)disease can frequently affect the liver.Data on hepatic histopathological findings in COVID-19 is scarce.AIM To characterize hepatic pathological findings in patients with COVID-19.METHODS We conducted a systematic review with meta-analysis registered on PROSPERO(CRD42020192813),following PRISMA guidelines.Eligible trials were those including patients of any age and COVID-19 diagnosis based on a molecular test.Histopathological reports from deceased COVID-19 patients undergoing autopsy or liver biopsy were reviewed.Articles including less than ten patients were excluded.Proportions were pooled using random-effects models.Q statistic and I2 were used to assess heterogeneity and levels of evidence,respectively.RESULTS We identified 18 studies from 7 countries;all were case reports and case series from autopsies.All the patients were over 15 years old,and 67.2%were male.We performed a meta-analysis of 5 studies,including 116 patients.Pooled prevalence estimates of liver histopathological findings were hepatic steatosis 55.1%[95%confidence interval(CI):46.2-63.8],congestion of hepatic sinuses 34.7%(95%CI:7.9-68.4),vascular thrombosis 29.4%(95%CI:0.4-87.2),fibrosis 20.5%(95%CI:0.6-57.9),Kupffer cell hyperplasia 13.5%(95%CI:0.6-54.3),portal inflammation 13.2%(95%CI:0.1-48.8),and lobular inflammation 11.6%(95%CI:0.3-35.7).We also identified the presence of venous outflow obstruction,phlebosclerosis of the portal vein,herniated portal vein,periportal abnormal vessels,hemophagocytosis,and necrosis.CONCLUSION We found a high prevalence of hepatic steatosis and vascular thrombosis as major histological liver features.Other frequent findings included portal and lobular inflammation and Kupffer cell hyperplasia or proliferation.Further studies are needed to establish the mechanisms and implications of these findings.Luis Antonio Díaz Francisco Idalsoaga Macarena Cannistra Roberto Candia Daniel Cabrera Francisco Barrera Alejandro Soza Rondell Graham Arnoldo Riquelme Marco Arrese Michael D Leise Juan Pablo Arab 2020World Journal of Gastroenterology2020,26,48:3
2Correlation of left atrial diameter by echocardiography and left atrial volume by computed tomography显示文摘Irene H Armin AZ Daniel S 2009J Cardiovasc Electrophysiol2009,20,2:1
3Liver failure after an uncovered TIPS procedure associated with hepatic infarction显示文摘Transjugular intrahepatic portosystemic shunt (TIPS) is a safe and effective procedure for the treatment of complications of liver cirrhosis, such as refractory ascites, hepatic hydrothorax and refractory variceal bleeding. The aim of this paper is to describe a rare case of liver failure after a TIPS procedure. A 38-year-old diabetic male with Child-Pugh C liver cirrhosis due to chronic hepatitis C infection who had developed refractory ascites was scheduled for a TIPS procedure. Within 24 h following TIPS placement, the patient developed distributive shock, jaundice, persistentgrade 3 hepatic encephalopathy, severe coagulopathy andacute renal failure. He was treated with lactulose enemas, broad-spectrum antibiotics and blood-derived products. Laboratory data revealed a 100-fold increase in aminotransferases and a non-enhanced computed tomography showed an irregular hypodense area in the right posterior segment of the liver. Despite being initially being in a stable condition, the patient developed progressive liver failure and died 2 mo later. Hepatic infarction is an uncommon phenomenon after a TIPS procedure; however, it can greatly complicate the course of a disease in a patient with an already compromised liver function.Eric López-Méndez Daniel Zamora-Valdés Mariana Díaz-Zamudio Oscar F Fernández-Díaz Lourdes ávila 2010World Journal of Hepatology2010,2,4:1
4Biodiversity of sweetpotato (iPomoea batatas, Convolvulaceae) in Southern Mexico显示文摘Juventino Contreras Daniel F. Austin Fermin Puente Jaime Díaz 1995Economic Botany1995,,3:1
5Quercetin improves hepatic fibrosis reducing hepatic stellate cells and regulating pro‐fibrogenic/anti‐fibrogenic molecules balance显示文摘Luis Daniel Hernández‐Ortega Blanca Estela Alcántar‐Díaz Luis Alberto Ruiz‐Corro Ana Sandoval‐Rodriguez Miriam Bueno‐Topete Juan Armendariz‐Borunda Adriana María Salazar‐Montes 2012J Gastroenterol Hepatol2012,,12:1
6Human meta-pneumovirus infections in Mexico:epidemiological and clinical characteristics显示文摘Daniel DE Alpuche-Solís AG Herrera-Díaz A 2005J Med Microbiol2005,54,10:1
7Adaptive robust fuzzy control of nonlinear systems显示文摘Daniel Vlez-Díaz Yu Tang 2004IEEE Transactions on Systems Man and Cybernetics-Part B:Cybernetics2004,34,3:1
8Pattern Recognition Techniques for the evaluation of spatiall and temporal variations in water quality a case study:Suqia river basin (Cordora-Argentina)显示文摘Wunderlin Daniel Alberto Díaz María Del Pilar Amé María Valeria Pesce Silvia Fabiana Hued Andrea Cecilia Bistoni María De Los angeles 2001Water Research2001,35,12:1
9Metabolic and Inflammatory Profiles of Biomarkers in Obesity, Metabolic Syndrome, and Diabetes in a Mediterranean Population. DARIOS Inflammatory Study显示文摘Daniel Fernández-Bergés Luciano Consuegra-Sánchez Judith Pe?afiel Antonio Cabrera de León Joan Vila Francisco Javier Félix–Redondo Antonio Segura–Fragoso José Lapetra María Jesús Guembe Tomás Vega Montse Fitó Roberto Elosua Oscar Díaz Jaume Marrugat 2013Revista Espa?ola de Cardiología (English Edition)2013,,:1
10Biodiversity and ecosystem services science for a sustainable planet: the DIVERSITAS vision for 2012–20显示文摘Anne Larigauderie Anne-Hélène Prieur-Richard Georgina M Mace Mark Lonsdale Harold A Mooney Lijbert Brussaard David Cooper Wolfgang Cramer Peter Daszak Sandra Díaz Anantha Duraiappah Thomas Elmqvist Daniel P Faith Louise E Jackson Cornelia Krug Paul W Lead 2012Current Opinion in Environmental Sustainability2012,,1:1
11Biopolymer scaffolds for use in delivering antimicrobial sophorolipids to the acne-causing bacterium Propionibacterium acnes显示文摘Richard DA Jonathan AZ Daniel KY 2011NewBiotechnol2011,28,1:1
12Untangling the T branch of the hematopoiesis tree 显示文摘Anthony WC J Jeremiah B Daniel AZ 2009Curr Opin in Immunol2009,21,:1
13Prevalence of and risk factors for erectile dysfunction in young nondiabetic obese men:results from a regional study显示文摘Erectile dysfunction(ED),a condition closely related to cardiovascular morbidity and mortality,is frequently associated with obesity.In this study,we aimed to determine the prevalence of ED and evaluate the associated risk factors in a cohort of 254 young(18–49 years)nondiabetic obese(body mass index[BMI]≥30 kg m−2)men from primary care.Erectile function(International Index of Erectile Function[IIEF-5]questionnaire),quality of life(Aging Males'Symptoms[AMS scale]),and body composition analysis(Tanita MC-180MA)were determined.Total testosterone was determined using high-performance liquid chromatography–mass spectrometry.Multivariate logistic regression analysis was used to study the factors associated with ED.ED prevalence was 42.1%.Subjects with ED presented higher BMI,waist circumference,number of components of the metabolic syndrome,AMS score,insulin resistance,and a more unfavorable body composition than those without ED.Multivariate logistic regression analysis showed that a pathological AMS score(odds ratio[OR]:4.238,P<0.001),degree of obesity(BMI≥40 kg m−2,OR:2.602,P=0.005,compared with BMI 30–34.9 kg m−2),high-density lipoprotein(HDL)-cholesterol levels(OR:0.956,P=0.004),and age(OR:1.047,P=0.016)were factors independently associated with ED.In conclusion,we demonstrate that,in a primary care-based cohort of nondiabetic young obese men,ED affected>40%of subjects.A pathological AMS score,the degree of obesity,and age were positively associated with ED,while elevated HDL-cholesterol levels were inversely associated with the odds of presenting ED.Further prospective studies are needed to evaluate the long-term consequences of ED in this population.María Molina-Vega Maite Asenjo-Plaza María JoséBanderas-Donaire María Dolores Hernández-Ollero Silvia Rodríguez-Moreno Juan Jálvarez-Millán Pablo Cabezas-Sanchez Fernando Cardona-Díaz Juan Alcaide-Torres Lourdes Garrido-Sánchez Daniel Castellano-Castillo Francisco J Tinahones JoséC Fernández-García 2020Asian Journal of Andrology2020,22,4:1
14Adaptive Robust Fuzzy Control of Nonlinear Systems显示文摘Daniel V Dez-Díaz Yu Tang 2004IEEE Transactions on System Man and Cybernetics-Part B:Cybernetics2004,34,3:1
15Correlation of left atrial diameter by eehoeardiography and left atrial volume by compu- ted tomography显示文摘Irene H Armin AZ Daniel S et at 2009Journal of Cardiovascular Electrophysiol2009,20,:1
16Synthesis and biological evaluation of 5-substituted 1, 4-dihydroindeno pyrazoles as multitargeted receptor tyrosine kinase inhibitors? 显示文摘Irini AZ Daniel HA Peter FB 2007Bioorg Med Chem Lett2007,17,11:1
17Dynamic changes in viral population structure and compartmentalization during chronic hepatitis C virus infection in children显示文摘María Inés Gismondi Juan María Díaz Carrasco Pamela Valva Pablo Daniel Becker Carlos Alberto Guzmán Rodolfo Héctor Campos María Victoria Preciado 2013Virology (-)2013,,1:1
18以金属氧化物为原料改进燃烧法合成γ-LiAlO_2(英文)显示文摘提出一种合成γ-LiAlO_2的替代解决方案—改进燃烧法直接合成γ-LiAlO_2,并将其用于相对简单的反应体系中,原料为非氧化性化合物如Al_2O_3和LiOH,燃料为尿素。采用1:1、1.5:1和2:1的非化学计量Li/Al摩尔比,在900和1000°C下反应5 min,制备LiAlO_2,并对其组织和结构进行表征。考察Li/Al摩尔比对材料形貌和高γ射线辐照下材料稳定性的影响。结果表明,所得粉体的晶体结构为?-LiAlO_2和?-LiAlO_2,其取决于Li/Al摩尔比。因此,用该方法可以成功合成微砖状、多面体状和层状?-LiAlO_2,而无需任何后续处理。γ辐照结果表明,所得到的?-LiAlO_2不分解,只形成少量的Li_2CO_3;由此可以确定,辐照会导致固结,不利于氚的有效提取;结果证明,用燃烧法生产高纯度?-LiAlO_2不需要硝酸盐前驱体。Daniel CRUZ H.B.ORTIZ-OLIVEROS L.M.PéREZ-DíAZ R.M.FLORES-ESPINOSA G.ROSANO-ORTEGA 2018Transactions of Nonferrous Metals Society of China2018,28,9:0
19Discovery of gargantulides B and C,new 52-membered macrolactones from Amycolatopsis sp.Complete absolute stereochemistry of the gargantulide family显示文摘Gargantulides B and C,two new and highly complex 52-membered glycosylated macrolactones,were isolated from Amycolatopsis sp.strain CA-230715 during an antibacterial screening campaign.The structures of these giant macrolides were elucidated by 2D NMR spectroscopy and shown to be related to gargantulide A,although containing additional β-glucopyranose and/orα-arabinofuranose monosaccharides separately attached to their backbones.Genome sequencing allowed the identification of a strikingly large 216 kbp biosynthetic gene cluster,among the largest type Ⅰ PKS clusters described so far,and the proposal of a previously unreported biosynthetic pathway for gargantulides A-C.The absolute configurations of gargantulides B and C were assigned based on a combination of NMR and bioinformatics analysis of ketoreductase and enoylreductase domains within the multimodular type Ⅰ PKS.In addition,the absolute stereochemistry of gargantulide A has now been revised and completed.Gargantulides B and C display potent antibacterial activity against a set of drug-resistant Gram-positive bacteria and moderate activity against the clinically relevant Gram-negative pathogen Acinetobacter baumannii.Daniel Carretero-Molina Francisco Javier Ortiz-López Tetiana Gren Daniel Oves-Costales Jesús Martín Fernando Román-Hurtado Tue Sparholt Jorgensen Mercedes de la Cruz Caridad Díaz Francisca Vicente Kai Blin Fernando Reyes Tilmann Weber Olga Genilloud 2022Organic Chemistry Frontiers2022,9,2:0
20Exploring seven hundred years of transhumance, climate dynamic, fire and human activity through a historical mountain pass in central Spain显示文摘A high-altitude peat sequence from the heart of the Spanish Central System(Gredos range) was analysed through a multi-proxy approach to determine the sensitivity of high-mountain habitats to climate, fire and land use changes during the last seven hundred years, providing valuable insight into our understanding of the vegetation history and environmental changes in a mountain pass close to a traditional route of transhumance. The pollen data indicate that the vegetation was dominated by shrublands and grasslands with scattered pines in high-mountain areas, while in the valleys cereals, chestnut and olive trees were cultivated. Strong declines of high-mountain pines percentages are recorded at 1540, 1675, 1765, 1835 and 1925 cal AD, which may be related to increasing grazing activities and/or the occurrence of anthropogenic fires. The practice of mountain summer farming and transhumance deeply changed and redesigned the landscape of the high altitudes in central Spain(Gredos range) since the Middle Ages, although its dynamics was influenced in some way by climate variability of the past seven centuries.José Antonio LóPEZ-SáEZ Francisca ALBA-SáNCHEZ Sandra ROBLES-LóPEZ Sebastián PéREZ-DíAZ Daniel ABEL-SCHAAD Silvia SABARIEGO-RUIZ Arthur GLAIS 2016Journal of Mountain Science2016,13,7:0
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