Browsing by Title Artículos de revistas

Now showing items 136-155 of 2801

    • An HPLC method for the determination of isoflavones and the evaluation of their antioxidant capacity in ... 
      Montero, Guillermo; Günther Sapunar, Germán; Valdés Camus, Karina; Arriagada, Francisco; Morales, Javier O. (AOAC Int, 2018)
      In this work, we developed an HPLC method to simultaneously quantify and hence evaluate the stability, distribution, and antioxidant capacity of six isoflavones: genistein, genistin, daidzein, daidzin, glycitin, and biochanin ...
    • An HPLC-UV and HPLC-ESI-MS based method for identification of anti-inflammatory triterpenoids from the ... 
      Goity, Leon E.; Queupil, María José; Jara, Daniela; Alegría, Sergio E.; Peña, Marcelo; Barriga, Andrés; Aguirre, María Cristina; Delporte, Carla (2013)
      The aim of this study was to establish an analytical method to detect the presence of the responsible triterpenoids of the anti-inflammatory activity of the leaves of Ugni molinae (murtilla). Successive leaves extracts of ...
    • An infrared and SEM study of the margins of some german hyperinflation postage stamps 
      Gómez Jeria, Juan; Clavijo Campos, Ernesto; Cárcamo Vega, José; Gutierrez, Sebastian (RJPBCS Research Journal Pharmaceutical, Biological & Chemical Sciences, 2018-04)
      Infrared spectroscopy and scanning electron microscopy (SEM) studies were performed on the margins (the area without printed colors) of a set of German postage stamps dated 1923 and corresponding to the hyperinflationary ...
    • An optimization model to incorporate CO2 emissions in the scheduling of crude oil operations 
      Ugalde Salas, Pablo; Díaz Alvarado, Felipe; Flores, Salvador; Ramírez, Héctor (American Chemical Society, 2018)
      In previous works CO2 emissions in oil refineries have been studied for production unit planning. In this manuscript the associated CO2 mitigation costs are added to the scheduling of crude oil unloading and blending. ...
    • An S-cerevisiae peroxisomal transporter, orthologous to the human adrenoleukodystrophy protein, appears to ... 
      Shani, N.; Sapag, Amalia; Watkins, P. A.; Valle, D. (NEW YORK ACAD SCIENCES, 1996)
      The adrenoleukodystrophy protein (ALDP) and the 70-kDa peroxisomal membrane protein (PMP70) are half ATP binding cassette (ABC) transporters in the peroxisome membrane. ALDP is defective in X-linked adrenoleukodystrophy ...
    • Anabolic Androgenic Steroids and Intracellular Calcium Signaling: A Mini Review on Mechanisms and Physiological ... 
      Vicencio Bustamante, José Manuel; Estrada, M.; Galvis, D.; Bravo, R.; Contreras Ferrat, Ariel Eduardo; Rotter, D.; Szabadkai, G.; Hill, Joseph A.; Rothermel, B. A.; Jaimovich Pérez, Enrique; Lavandero González, Sergio (BENTHAM SCIENCE PUBL LTD, 2011-05)
      Increasing evidence suggests that nongenomic effects of testosterone and anabolic androgenic steroids (AAS) operate concertedly with genomic effects. Classically, these responses have been viewed as separate and independent ...
    • Analgesic action of clonixin, nifedipine and morphine using the formalin test 
      Bustamante, D.; Miranda, H.; Pelissier Serrano, Teresa; Paeile, C. (1989)
      1. The analgesic effect of C1X, nifedipine, metamizol, indoprofen and morphine in the pain induced by formalin injection (formalin test) was studied. 2. Attempts to demonstrate tolerance to C1X were unsuccessful. 3. In the ...
    • Analgesic activity of Ugni molinae (murtilla) in mice models of acute pain 
      Delporte Vergara, Carla; Backhouse Erazo, Nadine; Inostroza, V.; Aguirre, María C.; Peredo, N.; Silva, X.; Negrete Córdova, Rosa; Miranda, Hugo (ELSEVIER IRELAND LTD, 2007-05-30)
      Leaf extracts of Ugni molinae Turcz. (Myrtaceae) are used in Chilean folk medicine as analgesic and anti-inflammatory. The antinociceptive effect of dichloromethane (I)CM), ethyl acetate (EA) and methanol (ME) leaf extracts ...
    • Analgesic effect of benzodiazepines and flumazenil 
      Sierralta,; Miranda, (1992)
      1. 1. In the present work the analgesic effect of benzodiazepines (BZD) and flumazenil (FLU) using the writhing test in mice was studied. 2. 2. Intracerebroventricular administration of BZD exhibited a dose-dependent ...
    • Analgesic effects of intracerebroventricular administration of calcium channel blockers in mice 
      Miranda,; Pelissier,; Sierralta, (1993)
      1. 1. The antinociceptive action of calcium channel blockers administered intracerebroventricularly to mice using the acetic acid writhing test was studied. 2. 2. The drugs produced dose-dependent inhibition of the number ...
    • Analgesic, anti-inflammatory and antioxidant properties of Buddleja globosa, Buddlejaceae 
      Backhouse Erazo, Nadine; Rosales, L.; Apablaza Escalona, Cecilia; Goity Vivar, León Eduardo; Erazo, Silvia; Negrete Córdova, Rosa; Theodoluz, C.; Rodríguez, J.; Delporte Vergara, Carla (ELSEVIER IRELAND LTD, 2008-03-05)
      Ethnopharmacological relevance: Buddleja globosa, known as "matico", is employed in Chile for wound healing. Aim of the study: To validate the traditional use of the crude drug through in vivo and in vitro evaluation of ...
    • Analgesic, anti-inflammatory and antioxidant properties of Buddleja globosa, Buddlejaceae 
      Backhouse Erazo, Nadine; Rosales, L.; Apablaza, Cecia; Goity Vivar, León Eduardo; Erazo, S.; Negrete Córdova, Rosa; Theodoluz, C.; Rodríguez, J.; Delporte Vergara, Carla (ELSEVIER IRELAND LTD, 2008-03-05)
      Abstract: Ethnopharmacological relevance: Buddleja globosa, known as "matico", is employed in Chile for wound healing. Aim of the study: To validate the traditional use of the crude drug through in vivo and in vitro ...
    • Analgesic-antiinflammatory properties of Proustia pyrifolia 
      Delporte Vergara, Carla; Backhouse Erazo, Nadine; Erazo, Silvia; Negrete Córdova, Rosa; Vidal, P.; Silva, X.; López Pérez, J. L.; San Feliciano, Arturo; Muñoz Muñoz, Orlando (ELSEVIER IRELAND LTD, 2005-05-13)
      The anti inflammatory (per os and topic) and analgesic (per os) properties of the aerial part of Proustia pyrifolia a species in danger of extinction were investigated, and the major. compound"s of two of its active extracts ...
    • Analyses by GC-MS and GC-MS-MS of the hantzsch synthesis products using hydroxy- and methoxy-aromatic aldehydes 
      Núñez Vergara, Luis; Navarrete Encina, Patricio; Salas, S.; Conde, B.; Carbajo, J.; Squella Serrano, Juan; Camargo Grandón, Rodrigo (PERGAMON-ELSEVIER SCIENCE, 2007-05-09)
      El mass spectra of products of the dihydropyridine Hantzsch synthesis using hydroxy and methoxy aldehydes as starting materials are reported. The reaction products (C-4 hydroxy- and methoxyphenyl-1,4-dihydropyridines and ...
    • Analysis of 25 C NBOMe in Seized Blotters by HPTLC and GC–MS 
      Duffau, Boris; Camargo Grandón, Rodrigo; Kogan Bocian, Marcelo; Fuentes Pérez, Edwar; Cassels Niven, Bruce (Oxford University Press, 2016)
      Use of unauthorized synthetic drugs is a serious, forensic, regulatory and public health issue. In this scenario, consumption of drug-impregnated blotters is very frequent. For decades, blotters have been generally impregnated ...
    • Analysis of a new potent hallucinogen, 25-B-NBOMe, in blotters by high-performance thin-layer chromatography 
      Duffau, Boris; Camargo Grandón, Cristian; Cassels Niven, Bruce; Kogan Bocian, Marcelo; Fuentes, Edward (Akadémiai Kiadó, 2015)
    • Analysis of Aerosol Particles and Coarse Particulate Matter Concentrations in Chillán, Chile, 2001–2003 
      Celis, José E.; Flocchini, Robert G.; Carvacho, Omar F.; Morales, José R.; Zaror, Claudio A.; Inzunza, Juan C.; Pineda, Mario J. (2006)
      Daily particle samples were collected in Chillán, Chile, at six urban locations from September 1, 2001, through September 30, 2003. Aerosol samples were collected using monitors equipped with a Sierra Andersen 246-b cyclone ...
    • Analysis of carotenoids in haloarchaea species from Atacama saline lakes by high resolution UHPLC-Q-Orbitrap-Mass ... 
      Lizama, Catherine; Romero Parra, Javier Hernán; Andrade, Daniel; Riveros, Felipe; Bórquez, Jorge; Ahmed, Shakeel; Venegas Salas, Luis; Cabalín, Carolina; Simirgiotis, Mario J. (MDPI, 2021)
      Haloarchaea are extreme halophilic microorganisms belonging to the domain Archaea, phylum Euryarchaeota, and are producers of interesting antioxidant carotenoid compounds. In this study, four new strains of Haloarcula sp., ...
    • Analysis of manganese-regulated gene expression in the ligninolytic basidiomycete Ceriporiopsis subvermispora 
      Gutiérrez Mostafá, Matías Ricardo; Rojas Soto, Luis; Mancilla Villalobos, Rodrigo; Seelenfreund Hirsch, Daniela; Vicuña E., Rafael; Lobos, S. (SPRINGER, 2008-10)
      In this work, we explore the use of the unbiased cDNA-AFLP strategy to identify genes involved in Mn2+ homeostasis in Ceriporiopsis subvermispora. In this ligninolytic white-rot fungus, whose genome has not yet been ...
    • Analysis of steel, zinc, copper and aluminium corrosion products in antarctic polar climate 
      Chico, Belén; Fuente, Daniel de la; Morcillo, Manuel; Almeida, Elisabete; Joseph, Günter; Rivero, Susana; Rosales, Blanca (2002)
      This article presents the characterisation results of corrosion products formed on steel, zinc, copper and aluminium exposed in Antarctic corrosion stations near the coast line, and it analyses the influence of the particular ...