Browsing by Title Facultad de Ciencias Químicas y Farmacéuticas
Now showing items 2450-2469 of 4848
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(Sociedad Chilena de Quimica, 2000)Polypropylene (PP) was functionalized in solution by grafting with monomethyl itaconate (MMI) by using xylene and decalin as solvents and 2,5-dimethyl-2,5-bis(tert-buthylperoxy)hexane (Lup. 101 ) as radical initiator. The ...
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(Universidad de Chile, 2008)El hongo filamentoso Fusarium konzum pertenece al complejo taxonómico Gibberella fujikuroi formado por 9 especies biológicas que se han aislado desde distintas plantas y que sintetizan diversos metabolitos secundarios. ...
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(Universidad de Chile, 2020)En las neuronas la segregación de los compartimentos axonal y dendrítico es clave para el flujo vectorial de información. Por lo cual, el fenómeno de polarización neuronal es esencial para el desarrollo y el correcto ...
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(2008)The nutritional composition of the edible seaweeds Codium fragile, Gracilaria chilensis and Macrocystis pyrifera was determined, including amino acid and fatty acid contents along with tocol and carotenoid contents. The ...
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(Wiley-VCH Verlag, 1996)Grafting of polypropylene was carried out in both boiling xylene and decalin as solvent medium with itaconic acid (2-methylenesuccinic acid) as functional polar monomer using 2,5-dimethyl-2,5-bis(tert-butylperoxy)hexane ...
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(SOCIEDAD CHILENA DE QUIMICA, 2000-06)Polypropylene (PP) was functionalized in solution by grafting with monomethyl itaconate (MMI) by using xylene and decalin as solvents and 2,5-dimethyl-2,5-bis(tert-buthylperoxy)hexane (Lup. 101) as radical initiator. The ...
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(BMC, 2018)Background: Stable and non-toxic fluorescent markers are gaining attention in molecular diagnostics as powerful tools for enabling long and reliable biological studies. Such markers should not only have a long half-life ...
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(2002)In acetonitrile, the cis-[MoO2]2+ group present in the anionic complex [MoO2(o-SC6H4COO)2]2-, can be functionalized under mild conditions by reaction with arylhydrazines, p-R-C6H4NHNH2. The resulting ionic complexes have ...
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(Elsevier S.A., 2002)Reaction of propiolic acid (HCCCOOH) with dicobalt octacarbonyl (Co 2(CO)8) and tetracobalt dodecacarbonyl (Co 4(CO)12) leads to the organometallic carboxylic acids (CO)6Co2HCC-COOH (1) and (CO)10Co 4HCC-COOH (2) in good ...
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(1993)
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(Universidad de Chile, 2015)Las regulaciones sanitarias alrededor de todo el mundo exigen que las metodologías analíticas empleadas en el control de calidad de medicamentos estén validadas. El cumplimiento de las 8 características de desempeño f ...
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(AMER CHEMICAL SOC, 2005-11-28)A new lanthanide citrate motif of general formula [Ln(Hcit)(H2O)(2)center dot H2O](n), where Ln = Gd (1) and Nd (2) and HCit(3-)= C(OH)(COO-)(CH2COO-)(2), has been synthesized hydrothermally from Ln(2)O(3) and citric acid ...
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(JOHN WILEY, 2002)A gas chromatography/mass spectrometry (GC/MS) method for the qualitative and quantitative determination of the calcium-channel antagonists C-4-substituted 1,4-dihydropyridines, and their corresponding N-ethyl derivatives, ...
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(Bentham Science, 2016)In recent years, advances in nanotechnology have raised the specter of developing effective agents for the treatment of high-impact diseases, like gastric cancer, which remains one of the major causes of cancer deaths ...
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(P J D PUBLICATIONS LTD, 1999)We have studied the enzymatic gelatinolytic activity of matrix metalloproteinases (MMPs) present in cerebrospinal fluid (CSF) of samples obtained from 67 individuals, twenty-one nonneurological patients (considered controls) ...
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(Institute of Electrical and Electronics Engineers Inc., 2019)In the past few years, accuracy in determining gender from iris images has increased significantly, approaching levels that make novel applications of this biometric technology feasible. In this paper, we report the gender ...
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(2009)Primary Sjögren's syndrome (SS) is a chronic inflammatory autoimmune disease affecting mainly the exocrine glands. Its physio-pathology is poorly understood and most of the knowledge has been related to the inflammatory ...
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(Universidad de Chile, 2014)Los cánceres del aparato digestivo (CAD) son, en su conjunto, la principal causa de defunciones por cáncer a nivel mundial. Pese al gran desarrollo de diversas terapias, el tratamiento contra este tipo de cáncer continúa ...
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(Universidad de Chile, 2012-12)Los problemas ambientales y la disminución de las reservas de petróleo han reiniciado la búsqueda de combustibles alternativos a los combustibles fósiles. El etanol se presenta como una alternativa sustentable para ...
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(Universidad de Chile, 2018)1.- RESUMEN Durante la generación de electricidad en sistemas de Celda de Combustible Microbiológicas (MFC, por su sigla en inglés), se han manipulado distintas vías metabólicas para generar un aumento en la bioelectricidad, ...