Browsing by Title Facultad de Ciencias Químicas y Farmacéuticas
Now showing items 3130-3149 of 4817
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(Universidad de Chile, 2019)En el presente trabajo de investigación se sintetizaron complejos macrocíclicos [2+2] de ErIII e YbIII derivados de 2-hidroxi-5-metil-1,3-bencenodicarbaldehído y 1,2-fenilendiamina, 1,3-diaminopropano y etilendiamina. Se ...
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(Universidad de Chile, 2016)A través del presente informe se describen las actividades realizadas durante el periodo de práctica prolongada que se desarrolló en el laboratorio farmacéutico Synthon Chile, durante el periodo de Agosto 2014 a Febrero ...
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(Universidad de Chile, 2023)El proceso de elaboración estándar de metformina en comprimidos recubiertos de 850 mg presentaba varios desvíos de calidad, causados en parte, por las propiedades de la materia prima clorhidrato de metformina 95%. Lo ...
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(WILEY-V C H VERLAG GMBH, 1998-11)Functionalization of isotactic poly(propylene) (PP) with dimethyl itaconate (DMI) as functional polar monomer using 2,5-dimethyl-2,5 -bis(tert-butylperoxy)hexane (L101) as radical initiator was carried out in both boiling ...
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(Universidad de Chile, 2019)Las células T asesinas naturales (NKT) son una población conservada de efectores de tipo innato que reconocen antígenos glicolípidos específicos presentados por la molécula CD1d. Un importante subgrupo de estas células se ...
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(Universidad de ChileCyberDocs, 2010)El cardiomiocito adulto es una célula terminalmente diferenciada con escasa capacidad replicativa y responsable de la contracción del miocardio. El ión calcio en conjunto con el AMP cíclico son los segundos mensajeros que ...
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(PERGAMON-ELSEVIER SCIENCE LTD, 2006-07-10)A group of dinuclear copper(II) compounds containing the macrocyclic complexes Cu2L2+ (LH2 = C(24)H(2)sN(4)O(4): a ligand derived from the condensation of 4-methyl-2,6-diformylphenol with 1,3-diamine-2-propanol) have been ...
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(Royal Society of Chemistry, 2010)A novel iridium complex incorporating a di(2-picolyl)anilino-appended bipyridine ligand was synthesized and its optical properties studied. The presence of Zn2+ ions specifically perturbs the excited state, giving rise to ...
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(1992)In this work the microsomal lauric acid ω-hydroxylation, fatty acid peroxisomal β-oxidation, and the levels of cytochrome P-450 IVAI were studied in liver tissue from starved rats. Starvation increased the peroxisomal ...
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(2016)The vascular endotheliumplays an essential role in the control of the blood flow. Pharmacological agents like quinone (menadione) at various doses modulate this process in a variety of ways. In this study, Q7, a ...
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(2011)Broussonetia papyrifera (L.) Vent. (Magnoliophyta: Urticales), or paper mulberry, is a species of Asian origin dispersed by humans throughout the Pacific. Our aim is to evaluate the genetic variability of this plant in ...
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(Springer Netherlands, 2019)Alstroemeria is a genus native to South America from which many varieties of ornamental plants have been developed and introduced into the market. Interspecific hybridization followed by embryo rescue has been one of the ...
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(Elsevier B.V., 1996)Molecular characterisation of a lytic thermoactive β-1,3-glucanase from Oerskovia xanthineolytica LL-G109 has been performed. A molecular mass of 27 195.6 ± 1.3 Da and an isoelectric point of 4.85 were determined by ...
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(2009)Four different 5-nitroindazole derivatives (1-4) and its inclusion with Heptakis(2,6-di-O-methyl)-beta-cyclodextrin (DM beta CD) were investigated. The stoichiometric ratios and stability constants describing the extent ...
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(2005)We examined the genetic makeup of 221 HIV-1 strains from Chilean persons living with HIV/AIDS by HMA and DNA sequencing of the env gene: 143 cases were infected by sexual contact with an already-infected partner, 76 were ...
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(Elsevier Ltd, 2018)© 2018 Elsevier B.V. High demand for silver nanoparticles due to their extensive applications in different field has raised need of eco-friendly green synthesis with determined biomedical effects. This study proposes a ...
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(Universidad Católica de Valparaíso, 1998-08-15)Ceriporiopsis subvermisporais a white-rot basidiomycete that produces several isoenzymes of manganese peroxidase (MnP). A cADN of one of them (MnP13-1) has been isolated and sequenced. The deduced aminoacid sequence ...
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(Blackwell Publishing Ltd, 2019)(R/S)-Salsolinol is a full agonist of the μ-opioid receptor (μOR) Gi protein pathway via its (S)-enantiomer and is functionally selective as it does not promote β-arrestin recruitment. Compared to (S)-salsolinol, the ...
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(2004)The effects of electric fields on hydrogen bonding in ammonia-formic acid system, are examined with STO-3G and 6-31 G(d) wavefunctions. This system was used in a previous work to model hydrogen bonding in crystalline amino ...
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(Elsevier, 2015)The microextraction of diclofenac and mefenamic acid from water samples was performed by using rotating disk sorptive extraction (RDSE) with molecularly imprinted polymer (MIP) as the sorptive phase. The MIP was synthesized ...