Browsing by Title Artículos de revistas
Now showing items 1537-1556 of 2801
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(2013)This paper describes the investigation and development of a novel magnetic drug delivery nanosystem (labeled as MO-20) for cancer therapy. The drug employed was oncocalyxone A (onco A), which was isolated from Auxemma ...
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Magnetic properties and antibacterial activity of tetranuclear copper complexes bridged by oxo group (SOCIEDAD CHILENA DE QUIMICA, 2006-09)A series of three tetranuclear Cu(II) complexes of general formula [Cu4OCl6L4], where L is a Lewis Base ligand has been characterized through magnetic measurements and determination of antimicrobial activities. This study ...
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(ELSEVIER SCIENCE SA, 2000-12-15)The crystalline ion pair [Co-2{OOC-CCo3(CO)(9)}(5), C10H6(N(CH3)(2))(2)H] (1) presents unusual magnetic properties. The X-band EPR spectrum of 1 at room temperature presents two unresolved bands at g = 1.98 and 4.55. At a ...
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(2000)The crystalline ion pair [Co2{OOC-CCo3(CO)9}5, C10H6(N(CH3)2)2H] (1) presents unusual magnetic properties. The X-band EPR spectrum of 1 at room temperature presents two unresolved bands at g = 1.98 and 4.55. At a low ...
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(1997)A new hexadentate ligand 3,6-bis[(6-methyl-2-pyridyl)(2-pyridyl)methyl]pyridazine (mbdpdz) was prepared by a condensation reaction of 3,6-dichloropyridazine and (6-methyl-2-pyridyl)(2-pyridyl)methyllithium, and the following ...
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(ROYAL SOC CHEMISTRY, 1999-09-07)Three new copper(II) complexes with simple pyrazolate bridges have been prepared, [Cu-2(pz)(2)(dpa)(2)(H2O)Cl]Cl . H2O 1, [Cu-2(pz)(2)(phen)(2)Cl-2]. 2C(2)H(5)OH 2 and [Cu-2(pz)(phen)(2)Cl-3]. 2H(2)O 3 (Hpz = pyrazole, dpa ...
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(PERGAMON-ELSEVIER SCIENCE LTD, 2007-06)The hybrid organo-inorganic compounds [Cu4(bipy)4V4O11(PO4)2]nH2O (n 5) (1), [Cu2(phen)2(PO4)(H2PO4)2(VO2) Æ 2H2O] (2) and [Cu2(phen)2(O3PCH2PO3)(V2O5) (H2O)]H2O (3) which present different bridging forms of the ...
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(2003)Hydrothermal synthesis has allowed us to isolate and characterize three new inorganic organic hybrid materials, the compounds [Cu-2(phen)(2)(H2O)(2)(H2PO4)(2)](NO3)(2).2H(2)O (1), [(Cu(2)bipy(2))(2)(V4O9)(PO4)(2)(HPO4)(H ...
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(Elsevier Ltd, 1996)The title compound [Cu2C19H20N6O7Cl](2) is a copper(II) complex, in which each bicationic moiety is bridged by two pyrazolate ligands. In the centrosymmetric, tetrameric dications pairs of copper atoms, one square planar ...
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(2007)The evacuation of liquid metals or mattes from metallurgical furnaces presents many operational challenges due to safety issues and the fast destruction of tapping blocks. Particularly, a continuous smelting and converting ...
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(American Diabetes Association, 2020)Cardiac glucose uptake and oxidation are reduced in diabetes despite hyperglycemia. Mitochondrial dysfunction contributes to heart failure in diabetes. It is unclear whether these changes are adaptive or maladaptive. To ...
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(BMJ, 2020)SARS-CoV-2 is the virus responsible for the ongoing COVID-19 outbreak. The virus uses ACE2 receptor for viral entry. ACE2 is part of the counter-regulatory renin-angiotensin-aldosterone system and is also expressed in the ...
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(IOS Press, 2020)BACKGROUND: Obesity occurs due to a positive energy imbalance, leading to the expansion of adipose tissue. This phenomenon triggers a chronic low-grade inflammatory state, which is associated with comorbidities development. ...
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(SOC MEDICA SANTIAGO, 2008-09)Type I familial hyperaldosteronism is caused by the presence of a chimaeric gene CYP11B1/CYP11B2 which encodes an enzyme with aldosterone synthetase activity regulated by adrenocorticotrophic hormone (ACTH). Therefore, ...
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(MOSBY-ELSEVIER, 2011-05)Background The small guanosine triphosphatase Rho and its target Rho-kinase have significant roles in experimental remodeling and ventricular dysfunction, but no data are available on Rho-kinase activation in patients with ...
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(ELSEVIER, 2006-01-13)A new mass spectrometry/gas chromatography-mass spectrometry (MS/GC-MS) approach has been developed for the screening and quantitative determination of perchloroethylene (PERC) in workplace and outdoor air samples, which ...
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(Springer, 2018-08)Jumbo squid is an important marine resource commercialized in Chile as well as American countries such as PerA, Mexico, and USA. In order to find the best conditions for prevention of squid meat degradation, this study ...
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(OXFORD UNIV PRESS, 2002-10)BACKGROUND: The aim of this study was to evaluate the peripheral serum androgen concentrations in normal and polycystic ovarian syndrome (PCOS) women during pregnancy, in order to establish if PCOS may induce gestational ...
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(Society for Reproduction and Fertility, 2014)Chronic cold stress applied to adult rats activates ovarian sympathetic innervation and develops polycystic ovary (PCO) phenotype. The PCO syndrome in humans originates during early development and is expressed before or ...
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(American Physiological Society, 2013)© 2013 The Authors. Fetal brain hypoxic injury remains a concern in high-risk delivery. There is significant clinical interest in agents that may diminish neuronal damage during birth asphyxia, such as in allopurinol, an ...