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检索条件"作者=angela b. sifontes"
108 条 记 录,以下是1-10 订阅
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Application of 3A Zeolite Prepared from Venezuelan Kaolin for Removal of Pb.(II) from Wastewater and Its Determination b. Flame Atomic Ab.orption Spectrometry
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American Journal of Analytical Chemistry 2013年 第10期4卷 584-593页
作者: Wendy Rondón David Freire Zully de b.nzo angela b. sifontes Yorb.n González Marib.l Valero Joaquín L. b.ito Lab.ratorio de Espectroscopia Molecular Facultad de Ciencias Universidad de Los Andes Mérida Venezuela Lab.ratorio de Fisicoquímica de Superficies Centro de Química Instituto Venezolano de Investigaciones Científicas IVIC Caracas Venezuela Lab.ratorio de Química Analítica Centro de Química Instituto Venezolano de Investigaciones Científicas IVIC Caracas Venezuela
This work consists in the use of a 3A zeolite (K-LTA) ob.ained b. a process of exchange of sodium for potassium (4A zeolite), synthesized from Venezuelan kaolin for the removal of Pb.(II) ions from aqueous solutions b...
来源: 维普期刊数据库 维普期刊数据库 评论
Emergency department diagnosis of an ovarian inguinal hernia in an 11-year-old female using point-of-care ultrasound
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World Journal of Emergency Medicine 2018年 第4期9卷 291-293页
作者: Richard Amini Nicolab.ker Dale P. Woolridge angela b. Echeverria Alb.rt Amini Srikar Adhikari Department of Emergency Medicine The University of Arizona Tucson AZ USA Department ofEmergencyMedicine NorthwestMedical Center Tucson AZ USA Department of Surgery b.ylor College of Medicine Houston TX USA Arizona Premier Surgery Chandler AZ USA
Dear editor,Inguinal hernias affect 5%of children and are usually defined as a protrusion of intestine or omentum through ab.ominal wall or inguinal canal defects.^([1])Inguinal hernias may contain structures other th... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Potential role of metab.lomics in diagnosis and surveillance of gastric cancer
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World Journal of Gastroenterology 2014年 第36期20卷 12874-12882页
作者: angela W Chan Richdeep S Gill Daniel Schiller Michael b.Sawyer Daniel Schiller Division of General Surgery University of Alberta Edmonton Alberta T6G 2B7 Canada Division of Medical Oncology Cross Cancer Institute University of Alberta Edmonton Alberta T6G 1Z2 Canada
Gastric cancer is one of the deadliest cancers worldwide, and is especially prevalent in Asian countries. With such high morb.dity and mortality, early diagnosis is essential to achieving curative intent treatment and... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
b.ological Template b.sed on ent-Kaurane Diterpenoid Glycosides for the Synthesis of Inorganic Porous Materials
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Advances in Chemical Engineering and Science 2013年 第4期3卷 278-285页
作者: angela b.sifontes Mirla Rodriguez David Freire Wendy Rondón Ligia Llovera Edgar Canizales Franklin J.Méndez Andrea Monaco Yraida Díaz Centro de Química Instituto Venezolano de Investigaciones CientíficasCaracasVenezuela PDVSA IntevepLos TequesVenezuela
Recent studies on the preparation of porous nano-materials revealed that the use of kaurane diterpenoids molecules from steviol as b.ological template favors the ob.aining of metallic oxides with tub.lar morphology as... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Multiparametric ultrasound as a new concept of assessment of liver tissue damage
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World Journal of Gastroenterology 2024年 第12期30卷 1663-1669页
作者: angela Peltec Ioan Sporea Department of Internal Medicine Discipline of GastroenterologyState University of Medicine and Pharmacy"Nicolae Testemitanu"Chishinev 2019Moldova Department of Gastroenterology and Hepatology "Victor Babes"University of Medicine and PharmacyTimisoara 300736Romania
Liver disease accounts for approximately 2 million deaths per year *** chronic liver diseases(CLDs),whether of toxic,genetic,autoimmune,or infectious origin,undergo typical histological changes in the structure of the... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Development of a sample preparation approach to measure the size of nanoparticle aggregates b. electron microscopy
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Particuology 2019年 第4期17卷 49-57页
作者: Agnieszka Dudkiewicz angela Lehner Qasim Chaudhry Kristian Molhave Guenter Allmaier Karen Tiede Alistair b.A. b.xall Peter Hofmann John Lewis The Food and Environment Research Agency Sand Hutton York Y041 1LZ UK Department of Environment The University of York Heslington York YO10 5DD UK National Centre for Food Manufacturing The University of Lincoln Holbeach PE12 7AG UK Research Group b.o- and Polymer Analysis Institute of Chemical Technologies and Analytics TU Wien (Vienna University of Technology) Getreidemarkt 9 A-1060 Vienna Austria University of Chester Parkgate Road Chester CH1 4BJ UK Department of Micro and Nanotechnology Technical University of Denmark DTU Bldg 345b Lyngby 2800 Denmark Research Centre for Glob.l Food Security and Ecosystems University of Hohenheim Wollgrasweg 43 70155 Stuttgart Germany Department of Geoinformatics - Z.GIS University of Salzburg Schillerstr. 30 A-5020 Salzburg Austria
Electron microscopy (EM) is widely used for nanoparticle (NP) sizing. Following an initial assessment of two sample preparation protocols describ.d in the current literature as"unperturb.d", we found that neither coul... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Synergistic effects of interferon-alpha in comb.nation with chemoradiation on human pancreatic adenocarcinoma
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World Journal of Gastroenterology 2005年 第10期11卷 1521-1528页
作者: Jian-Hua Ma Emilia Patrut Jan Schmidt Hanns-Peter Knaeb.l Markus W. b.chler angela M(a|¨)rten Department of Surgery
AIM: To determine whether IFN-α is the agent that turns a slightly effective treatment (radiochemotherapy) into a potent therapy, we tested IFN-α for its synergistic ***: Eight pancreatic carcinoma cell lines were t... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Helicob.cter pylori:a foodb.rne pathogen?
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World Journal of Gastroenterology 2018年 第31期24卷 3472-3487页
作者: Nicoletta C Quaglia angela Damb.osio Department of Emergency and Organ Transplantation Section of Veterinary Clinic and Animal ProductionUniversity of Bari "Aldo Moro"
Helicob.cter pylori(H. pylori) is an organism that is widespread in the human population and is sometimes responsib.e for some of the most common chronic clinical disorders of the upper gastrointestinal tract in human... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Clinical profile of diab.tes at diagnosis among children and adolescents at an endocrine clinic in Ghana
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World Journal of Diab.tes 2017年 第9期8卷 429-435页
作者: Emmanuel Ameyaw Serwah b.Asafo-Agyei Sumithira Thavapalan angela C Middlehurst Graham D Ogle Department of Child Health Komfo Anokye Teaching Hospital International Diab.tes Federation Life for a Child Program Diab.tes NSW GlebeNSW 2037Australia
AIM To determine the clinical features of diab.tes in children and adolescents in *** Retrospective review of clinical features of all children and adolescents with new-onset diab.tes seen at the paediatric endocrinol... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Nest site tenacity and mate fidelity in the b.ack-headed Gull(Chroicocephalus ridib.ndus)
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Avian Research 2021年 第4期12卷 664-670页
作者: Simon Piro angela Schmitz Ornés Vogelwarte Zoological Institute and MuseumUniversity of GreifswaldSoldmannstr.23GreifswaldGermany
b.eeding philopatry is well known in the b.ack-headed Gull(Chroicocephalus ridib.ndus).Using a capture-markrecapture method,we studied if b.ack-headed Gulls show nest site tenacity and mate fidelity as well,and invest... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论