Browsing by Title Artículos de revistas
Now showing items 1832-1851 of 2801
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(Pergamon Press, 1981)Complexes of Cu(II) with L-aminoacids have positive charge transfer bands in their CD spectra at ca.230 nm and negative at ca. 270 nm. Examination of complexes with L-1,2-diamino propane shows that the positive band is ...
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(SAGE PUBLICATIONS LTD, 2004-06)Combined processes effects of osmotic dehydration in sucrose solutions and freezing on apple cubes preservation were analysed. Two multifactorial experimental designs, in two levels, were conducted consecutively to quantify ...
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(ACADEMIC PRESS INC ELSEVIER SCIENCE, 2008-07-25)Changes in cardiac osmolarity occur in myocardial infarction. Osmoregulatory mechanisms may, therefore, play a crucial role in cardiomyocyte survival. Tonicity-responsive enhancer binding protein (TonEBP) is a key ...
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(Sociedad de Biología de Chile, 2021)The current COVID-19 pandemic has already claimed more than 3.7 million victims and it will cause more deaths in the coming months. Tools that track the number and locations of cases are critical for surveillance and help ...
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(AMER SOC MICROBIOLOGY, 2006-03)Salmonella enterica serovar Typhi causes typhoid fever in humans. Central to the pathogenicity of serovar Typhi is its capacity to invade intestinal epithelial cells. The role of lipopolysaccharide (LPS) in the invasion ...
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(Elsevier, 2013)Cystic ovarian disease (COD) is an important cause of infertility in cattle, and ACTH has been involved in regulatory mechanisms related to ovarian function associated with ovulation, steroidogenesis, and luteal function. ...
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(Springer New York LLC, 2017)© 2016, American Association of Pharmaceutical Scientists.The main route of administration for drug products is the oral route, yet biologics are initially developed as injectables due to their limited stability through ...
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(Elsevier USA, 2019)Objectives: To report systematic review definitions that are published in overviews of reviews and to propose a new classification of systematic reviews. Study Design and Setting: In this review of overviews, we searched ...
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(JOHN WILEY & SONS LTD, 2001-06)The novel heterocycles 1,11-dimethoxy-2-hydroxy-6-methyloxazolo[4,5-k]-5,6,6a,7-tetrahydro-4H-dibenzo [de,g]quinoline, 1,12-dimethoxy-2-hydroxy-6-methyl-9-phenyl-10H-oxazin[5,6-k]-5,6,6a,7-tetrahydro-4H-dibenzo ...
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Oxidation and catalytic properties of a binuclear copper(I) complex with a meta-xylyl spacer ligand (2003)The oxidation product of the binuclear copper (I) complex Cu2L(CIO4)2 (L = N,N′-bis-(6-methyl-2-pyridil) (2′-pyridyl)methyl m-xylylidene imine) has been isolated and structurally characterised. In the cupric species, ...
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(Elsevier Ltd, 1997)Copper(II) complexes of the ligands (6-methyl-2,2′-dipyridyl)methane (MeDPM) and (6,6′-dimethyl-2,2′-dipyridyl)methane (diMeDPM) were prepared and used as catalysts for the oxidation of 3,5-ditert-butylcatechol to ...
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(ELECTROCHEMICAL SOC INC, 2008)Electrochemical oxidation of 4-(3-indolyl)- and 4-(5-indolyl)-1,4-dihydropyridines (DHPs) in aprotic and protic media is reported. Also, the reactivity of compounds toward alkylperoxyl radicals 2,2'-azobis-(2-amidinopropane) ...
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(PERGAMON-ELSEVIER SCIENCE, 2007-06-15)This work reports the electrochemical oxidation of three newly synthesized C4-hydroxyphenyl-substituted 1,4-dihydropyridine derivatives in dimethylsulfoxide. The reactivity of the compounds with ABAP-derived alkylperoxyl ...
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(KLUWER ACADEMIC/PLENUM PUBL, 2004-03)The final pyridine derivatives were separated and identified by gas chromatography/ mass spectrometry (GC-MS). The intermediates, anion dihydropyridine and the HO2./HO2- species, were observed from voltammetric studies and ...
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(2011)Niemann-Pick type C (NPC) is a neurodegenerative disease characterized by the intralysosomal accumulation of cholesterol leading to neuronal apoptosis. We have previously reported the activation of the c-Abl/p73 proapoptotic ...
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(LIPPINCOTT WILLIAMS & WILKINS, 2002-02)Objective: To evaluate the oxidative stress status and the modification with glucose-insulin-potassium (GIK) therapy in patients with acute myocardial infarction undergoing primary percutaneous transluminal coronary ...
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(Mary Ann Liebert, 2014)Significance: Autophagy is an evolutionarily ancient process of intracellular protein and organelle recycling required to maintain cellular homeostasis in the face of a wide variety of stresses. Dysregulation of reactive ...
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(SOC MEDICA SANTIAGO, 2007-08)Despite advances in treatment, chronic heart failure still is associated with a pool- prognosis and remains a leading cause of cardiovascular death. Cumulatingi evidence sugigest,; that imbalances in redox state lead to a ...
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(MDPI, 2020)Cancer is a disease that involves impaired genome stability with a high mortality index globally. Since its discovery, many have searched for effective treatment, assessing different molecules for their anticancer activity. ...
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(2006)Ozone and UV radiation were analyzed at eight stations from tropical to sub-Antarctic regions in South America. Ground UV irradiances were measured by multichannel radiometers as part of the Inter American Institute for ...