Browsing by Title Facultad de Ciencias Químicas y Farmacéuticas
Now showing items 119-138 of 4849
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(2010)Phytotoxicity due to copper (Cu) is generally associated with visible symptoms such as a decrease in plant shoot and root growth and chlorosis. The application of low levels of Cu or plant exposure to the metal for short ...
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(2009)Senna crude herbal paste, CIRUELAX®, laxative used in America and Spain, was administered by oral gavage to mice and rats once daily in doses from 2 to 10 g/kg for 7 days. LD50 was rated as higher than 10 g/kg. To determine ...
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(Springer, 2021)Supercritical carbon dioxide (SCCO2) was studied as a medium for the esterification of eicosapentaenoic acid (n-3 C20:5, EPA) or docosahexaenoic acid (n-3 C22:6, DHA) and caprylic acid (C8:0, CA) in structured triacylglycerols ...
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(1993)1. 1. In the present study, adenosine modulation on the antinociceptive action of benzodiazepines (BZD) using the writhing test in mice was evaluated. 2. 2. The i.c.v. BZDs tested (diazepam, midazolam and lorazepam) induced ...
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(Universidad de ChileCyberDocs, 2008)La migración de los linfocitos a los órganos linfoides secundarios es un paso crucial en la iniciación de la respuesta inmune adquirida. Este fenómeno es caracterizado por múltiples eventos que requieren de interacciones ...
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(Universidad de Chile, 2023)La administración de Alda-1, activador farmacológico de la enzima ALDH2, ha demostrado disminuir el consumo crónico de etanol o nicotina en ratas UChB consumidoras de etanol. Esta Tesis tuvo como objetivo determinar el ...
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Administración intranasal de nanopartículas de oro funcionalizadas con polietilenglicol y péptido D1 (Universidad de Chile, 2020)El estudio de nanopartículas de oro (NPO) para su potencial uso en terapia y diagnóstico de trastornos del sistema nervioso central (SNC) ha sido ampliamente descrito en literatura. Sin embargo, muchos estudios in vivo han ...
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(Universidad de Chile, 2019)El Síndrome de Ovario Poliquístico (SOP) es la causa más común de infertilidad de origen ovárico. Esta patología se manifiesta como una disfunción endocrino-metabólica que se caracteriza por la presencia de amenorrea, ...
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(Universidad de Chile, 2020)En la neuropatía diabética (ND) es una de las principales complicaciones de la diabetes mellitus (DM) afectando aproximadamente al 60% de los pacientes diabéticos. Se ha propuesto el aumento en el nivel de especies ...
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(HUMANA PRESS INC, 2001-08)Morphological studies of granular neurons of the hippocampus have shown that adrenalectomy (ADX) induces the cell death of granular neurons, an effect prevented by corticosterone replacement. We addressed the hypothesis ...
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(CAMBRIDGE UNIV PRESS, 1999-02-15)1. The effects of ft tal intravenous treatment with phentolamine or a vasopressinergic V-1-receptor antagonist on the fetal cardiovascular responses to acute hypoxaemia in the llama were investigated. 2. Six llama fetuses ...
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(Universidad de ChileCyberDocs, 2008)El cromo hexavalente es conocido por su carácter cancerígeno y alta toxicidad, el cual es liberado al medioambiente por muchos procesos industriales tales como en faenas mineras, el platinado de cromo, curtido de cueros, ...
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(Universidad de Chile, 2012)En la presente Memoria de Titulo se desarrolló el estudio de la remoción de los metales pesados Cu(II) y Zn(II) desde soluciones acuosas que simulan aguas ácidas de minas, mediante dos metodologías distintas de adsorción, ...
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(2011)The adsorption of hydrophobically modified polyelectrolytes derived from poly(maleic anhydride-alt-styrene) (P(MA-alt-St)) containing in their side chain aryl-alkyl groups onto amino- or methyl-terminated silicon wafers ...
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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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(Royal Society of Chemistry, 2020)Because of their photothermal properties, gold nanoparticles (AuNPs) have gained attention regarding their use in drug delivery and therapeutic applications. In this sense, it is interesting to consider their interactions ...
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(Sociedad Chilena de Quimica, 2012)The efficiency of the adsorption process of the fungicides Captan and Thiram was studied in four Chilean soils from the VI [O'Higgins, (HGS)], VII [Talcarehue, (THL)], VIII [Diguillin, (DIG)] and Metropolitan [Maipo, (MAO)] ...
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(2009)Glyphosate (N-phosphonometylglycine) is widely used due to its broad spectrum of activity and nonselective mode of action. In Chile it is the most used herbicide, but its adsorption behavior in the abundant and widespread ...
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(MARCEL DEKKER INC, 2001)This article reports on methabenzthiazuron [1-(1,3-benzothiazol-2-yl)-1,3-dimethylurea] (MBT) adsorption process on six agricultural allophanic and nonallophanic soils. The effect of amendment with exogenous organic matter ...
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(PERGAMON-ELSEVIER SCIENCE LTD, 2010-01-01)We study the thermodynamics and kinetics of the adsorption of a redox couple having quinone nature on glassy carbon electrodes. This couple is produced by the anodic oxidation of mycotoxin ochratoxin A in 10% acetonitrile ...