Facultad de Ciencias Químicas y Farmacéuticas: Recent submissions
Now showing items 1241-1260 of 4850
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(Elsevier B.V., 2017)© 2016 Elsevier B.V. Montmorillonite (MMT) clays were modified by the intercalation into their galleries of ionic liquids (IL) based on imidazolium quaternary ammonium salts. This new eco-materials exhibited good features ...
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(Elsevier Inc., 2016)© 2016 Elsevier Inc. This study aimed to investigate the expression profiles of growth differentiation factor 9 (GDF-9) and bone morphogenetic protein 15 (BMP-15) mRNA in canine oocytes and follicular cells throughout ...
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(Academic Press Inc., 2017)© 2016 Elsevier Inc.DNA staining in gels has historically been carried out using silver staining and fluorescent dyes like ethidium bromide and SYBR Green I (SGI). Using fluorescent dyes allows recovery of the analyte, but ...
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(Bentham Science Publishers B.V., 2014)© 2014, Bentham Science Publishers. Recent advances in nanotechnology and nanobiotechnology have contributed to the development of nanomaterials, able to be used as drug carriers, probes, targets or cytostatic drugs by ...
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(Elsevier B.V., 2017)© 2016 Elsevier B.V.This paper presents a method for the determination of imidacloprid in honeybees based on the measurement of excitation-emission spectra of photo-induced fluorescence (PIF-EEMs) associated to unfolded ...
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(1988)‘Marraqueta’ and ‘Hallulla’ breads, widely consumed in Chile, were enriched with 6, 9 and 12% full‐fat sweet lupin flour (FFLF) containing a small amount of alkaloids (0.025%) and 42.8% protein. Physical characteristics ...
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(Elsevier B.V., 2017)© 2016 Elsevier B.V. Structured hybrid materials based on the combination adsorbent-photocatalyst with optimal mechanical resistance and reduced cost, are prepared by extrusion using four different natural silicates with ...
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(Elsevier Ltd, 2017)© 2016 Elsevier Ltd Effect of the addition of avocado (Persea americana cv. Hass) or olive (Olea europaea cv. Arbequina) hydroalcoholic leaf extracts (AHE and OHE, respectively) on thermal stability of canola oil (CO) and ...
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(Elsevier Inc., 2016)© 2016 Elsevier Inc.The use of bacterial cells to produce fluorescent semiconductor nanoparticles (quantum dots, QDs) represents a green alternative with promising economic potential. In the present work, we report for the ...
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(Elsevier B.V., 2016)Adsorption of As (V) by poly (N-octyl-4-vinylpyridinium) bromide (P4VPyC8), used as solid phase, was studied. Determination of As (V) was carried out by direct measurement of the fluorescence intensity on the solid phase. ...
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(American Chemical Society, 2015)We report the synthesis of a 1:1 beta-cydodextrin-phenylethylamine (beta CD-PhEA) inclusion complex (IC) and the adhesion of gold nanoparticles (AuNPs) onto micro crystals of this complex, which forms a ternary system. The ...
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(BioMed Central Ltd., 2014)© 2014 Gutierrez et al.; licensee BioMed Central Ltd. Background: Cardiac hypertrophy is characterized by alterations in both cardiac bioenergetics and insulin sensitivity. Insulin promotes glucose uptake by cardiomyocytes ...
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(Elsevier Ltd, 2017)© 2016 Elsevier Ltd The electrical and piezoresistive response of hybrid nanocomposites comprising a combination of few-layer thermally reduced graphite oxide (TRGO) and multiwall carbon nanotubes (MWCNTs) mixed with natural ...
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(Sociedad Chilena de Quimica, 2016)© 2016, Sociedad Chilena de Quimica. All rights reserved. The dissolved organic matter in rivers has different origin and its composition can vary both by natural conditions and the anthropic activity that takes place near ...
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(1991)A model for catecholamine storage in vesicles is analyzed within the SCRF‐CNDO/2 approach including continuum solvent effects. The model considers the approach of cationic norepinephrine (NE) to a positively charged ...
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(Springer New York LLC, 2017)© 2016, American Association of Pharmaceutical Scientists. Peptides and proteins represent a promissory group of molecules used by the pharmaceutical industry for drug therapy with great potential for development. However, ...
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(1987)A complete description of the rotational isomerism of monothioformic acid is presented. Ab initio results concerning the barrier heights and the energy difference between the stable isomers are in good agreement with the ...
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(Elsevier B.V., 2017)© 2016 Elsevier B.V.Food colorants are chemicals added to foods and soft drinks during manufacturing or processing. However, some of these chemicals represent potential risks to human health, especially if they are consumed ...
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(1991)Photoexcitation of 1‐pyrenyldiazomethane (1) leads to carbenes which attach to various molecules, e.g. surfactants, polymers, hydroxylated surfaces. This provides a convenient method of labelling these compounds with pyrene ...
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(1995)This work reports a comparative study of the catalytic behaviour for a series of metallocenes derived from Ti, Zr, Hf and Nb, which after activation with methylaluminoxane can polymerize ethylene. Results show that the Zr ...