Facultad de Ciencias Químicas y Farmacéuticas: Recent submissions
Now showing items 1701-1720 of 5198
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(Sociedad Chilena de Quimica, 2015)In this work, we report a fast and accessible method for quantification of cetyltrimethylammonium bromide (CTAB) in solutions of gold nanorods (GNRs) by bromophenol blue (BPB) ion-paring formation and spectrophotometric ...
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(Springer New York LLC, 2014)© 2014, Springer Science+Business Media New York. The use of a Folin–Ciocalteu (FC) assay to assess total phenolics in certain foods may be limited by the inability of this assay to discriminate between phenolics and ...
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(Future Medicine Ltd., 2015)Retinoids are lipophilic compounds that are highly used in cosmetics/therapeutics for skin disorders. Conventional formulations are limited by poor water solubility, high chemical/photochemical instability and the irritation ...
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(Elsevier B.V., 2015)A rapid, sensitive and efficient analytical method based on the use of ionic liquids for determination of non-steroidal anti-inflammatory drugs (NSAIDs) in water samples was developed. High-performance liquid chromatography ...
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(Future Medicine Ltd., 2014)© 2014 Future Medicine Ltd. In this article, we describe how nanoparticles work in photothermally triggered drug delivery, starting with a description of the plasmon resonance and the photothermal effect, and how this is ...
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(Sociedad Chilena de Quimica, 2014)© 2014, Sociedad Chilena de Quimica. All rights reserved.In this work are presented two methods for the simultaneous determination of 17α-ethinylestradiol (EEL) and chlormadinone acetate (CMA) by second order derivative ...
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(Elsevier, 2014)© 2014 Elsevier B.V. A novel automatic sorptive microextraction approach combining sequential injection-based programmable flow with rotating disk sorptive extraction (RDSE) is proposed for the clean-up and concentration ...
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(Elsevier Ltd, 2014)© 2014.Propolis is a complex hive product produced by honey bees, Apis mellifera. Its composition and biological activities depend on the vegetation where hives are placed. Propolis is often used as a food supplement. The ...
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(Sociedad Chilena de Quimica, 2014)© 2014, Sociedad Chilena de Quimica. All rights reserved. The rotating disk sorptive extraction (RDSE) technique was applied in this study to the extraction of 16 polycyclic aromatic hydrocarbons (PAHs) in real water ...
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(2012)The synthesis of one homologous series of methacrylate monomers and their polymers was carried out to observe the dependence between the polarization and some structural aliphatic features. Investigations of the thermoanalytical, ...
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(American Scientific Publishers, 2014)© 2014 American Scientific Publishers.Solid-state sensor nanostructured materials (SnO2, ZnO and CeO2) have been prepared by pyrolysis of macromolecular complexes: PSP-co-4-PVP · (SnCl2)n, PSP-co-4-PVP · (ZnCl2)nand ...
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(Elsevier Ltd, 2014)© 2014 Elsevier B.V. All rights reserved. The most prevalent neurodegenerative disorders involve protein misfolding and the aggregation of specific proteins. Autophagy is becoming an attractive target to treat neurodegenerative ...
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(Elsevier Inc., 2014)One of the main challenges associated with the handling of carbon nanotubes (CNTs) for modifying electrodes is the production of adequate dispersions. We report the first example in which 1,3-dioxolane was used to produce ...
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(Sociedad Chilena de Quimica, 2014)© 2014, Sociedad Chilena de Quimica. All rights reserved. We report a voltammetric study of several nitroaromatic compounds such as the drugs: Nifedipine, Nitrendipine, Furnidipine and Nisoldipine in multiwalled carbon ...
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(Taylor and Francis Inc., 2014)Rosmarinus officinalis is an important aromatic shrub cultivated for medicinal, culinary, and ornamental uses. To assess growth, the contents of trace metals cadmium (Cd), copper (Cu), iron (Fe), manganese (Mn), lead (Pb), ...
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(Informa Healthcare, 1994)Abstractthe antipyretic and antiinflammatory properties of an infusion, a methanol extract, and a purified fraction enriched in sesquiterpenoids, from the aerial parts of maytenus boaria, were evaluated. The fraction ...
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(Kluwer Academic Publishers, 2014)We report here a systematic study of the antibacterial behavior of silver nanoparticles coated with fatty acids (oleic: AgNP-O, linoleic: AgNP-L, and palmitic acids: AgNP-P) in water. We have found remarkable differences ...
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(MDPI AG, 2014)© 2014 Molecules. The numerous hydroxyl groups available in cyclodextrins are active sites that can form different types of linkages. They can be crosslinked with one another, or they can be derivatized to produce monomers ...
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(Royal Society of Chemistry, 2014)In the present work, the synthesis and structural characterization of four new polyoxovanadoborate (BVO) frameworks based on the [V12B 18O60H6]10- polyanion are reported: (NH4)8(1,3-diapH2)[V12B 18O60H6]·5H2O (1), K ...
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(Elsevier, 2014)Immobilization of rhodamine 6G in calcium alginate microcapsules was achieved using the polyanion bearing negatively charged aromatic groups poly(sodium 4-styrenesulfonate) as complexing agent. The immobilization of the ...
