Now showing items 2941-2960 of 4850

    • Adura, Carolina; Guerrero, Simón; Salas, Edison; Medel, Luis; Riveros, Ana; Mena, Juan; Arbiol, Jordi; Albericio, Fernando; Giralt, Ernest; Kogan Bocian, Marcelo (American Chemical Society, 2013)
      Gold nanorods used in therapy and diagnosis must be nontoxic and stable in biological media and should be specific for the target. The complete combination of these three factors has hindered the use of gold nanorods ...
    • Chiong Lay, Mario; Morales, Pablo Esteban; Torres, Gloria; Gutiérrez, Tómas; García Nannig, Lorena; Ibacache, Mauricio; Michea Acevedo, Luis (Hans Huber, 2013)
      Diff erentiation of vascular smooth muscle cells (VSMC) is an essential process of vascular development. VSMC have biosynthetic, proliferative, and contractile roles in the vessel wall. Alterations in the diff erentiated ...
    • Toledo Neira, Carla; Enríquez, Pedro; Richter Duk, Pablo (Sociedade Brasileira de Química, 2013)
      A rapid and efficient method based on the integration of pressurized solvent extraction (PSE) with solid phase extraction (SPE) cleanup and gas chromatography system with electron capture detection (GC-ECD) has been developed ...
    • Oyarzún Ampuero, Felipe; Rivera Rodríguez, Gustavo R.; Alonso, Maria J.; Torres, Dolores (Elsevier, 2013)
      Here we report the development of new drug nanocarriers – named hyaluronan nanocapsules – for the intracellular delivery of hydrophobic anticancer drugs. These nanocapsules are composed of a lipid core and a shell of ...
    • Pedrozo Cibils, Zully; Torrealba, Natalia; Fernández, Carolina; Gatica, Damián; Toro, Barbra; Quiroga, Clara; Rodríguez, Andrea E.; Sánchez, Gina; Gillette, Thomas G.; Hill, Joseph A.; Donoso Laurent, Paulina; Lavandero González, Sergio (the European Society of Cardiology, 2013)
      Aims Chaperone-mediated autophagy (CMA) is a selective mechanism for the degradation of soluble cytosolic proteins bearing the sequence KFERQ. These proteins are targeted by chaperones and delivered to lysosomes where ...
    • Parra, Valentina; Moraga, Francisco; Kuzmicic, Jovan; López Crisosto, Camila; Troncoso, Rodrigo; Torrealba, Natalia; Criollo Céspedes, Alfredo; Díaz Elizondo, Jessica; Rothermel, Beverly A.; Quest, Andrew F. G.; Lavandero González, Sergio (Elsevier, 2013)
      Ceramides are important intermediates in the biosynthesis and degradation of sphingolipids that regulatenumerous cellular processes, including cell cycle progression, cell growth, differentiation and death. In ...
    • Pérez Cruz, Fernanda; Cortés, Constanza J.; Atala, Elías; Bohle, Pamela; Valenzuela, Francisco; Olea Azar, Claudio; Speisky Cosoy, Hernán; Aspée, Alexis; Lissi Gervaso, Eduardo A.; López Alarcón, Camilo; Bridi, Raquel (2013)
      Hypochlorite is a strong oxidant able to induce deleterious effects in biological systems. The goal of this work was to investigate the use of PGR and PYR as probes in assays aimed at evaluating antioxidant activities ...
    • Paredes García, Verónica; Santana, Ricardo C.; Madrid, Rosa; Vega, Andrés; Spodine Spiridonova, Evgenia; Venegas Yazigi, Diego (American Chemical Society, 2013)
      An unusual and unique conformation of a paddle wheel type binuclear copper(II) complex containing acetate and acetamido ligands, {Cu2(μ2-O2CCH3)4}(OCNH2CH3) (1), was obtained by solvothermal synthesis. The structural ...
    • Bernuci, M. P.; Leite, C. M.; Barros, P.; Kalil, B.; Leoni, G. B.; Bianco Borges, B. Del; Franci, C. R.; Szawka, R. E.; Lara Peñaloza, Hernán; Anselmo Franci, J. A. (British Society for Neuroendocrinology, 2013)
      Cold stress-induced ovarian sympathetic activation is associated with the development of ovarian cysts in rats. Although we have hypothesised that polycystic ovary (PCO) features induced by cold stress, as prevented by ...
    • Pérez Cruz, Fernanda; Aguilera Venegas, Benjamín; Lapier, Michel; Sobarzo Sánchez, Eduardo; Uriarte Villares, Eugenio; Olea Azar, Claudio (Elsevier, 2012-10-26)
      A new nitrooxoisoaporphine derivative was synthetized and characterized by cyclic voltammetry and electron spin resonance. Its aqueous solubility was improved by complexes formation with b-cyclodextrin, heptakis(2,6-di ...
    • Ortiz Viedma, Jaime; Larraín, M.A.; Pacheco, N.; Vivanco, J.P.; Aubourg, S.P. (2013)
      Salmones coho (Oncorhynchus kisutch) fueron alimentados con una dieta enriquecida en antioxidantes sintéticos (butil-hidroxi-tolueno y etoxiquina, dieta I) y su efecto comparado con dos dietas enriquecidas en antioxidantes ...
    • Pezoa, David; Yang, Hee Jeong; Blondel, Carlos J.; Santiviago Cid, Carlos; Andrews Polymenis, Helene L.; Contreras, Inés (PLOS ONE, 2013)
      The role of the Salmonella Pathogenicity Islands (SPIs) in pathogenesis of Salmonella enterica Typhimurium infection in the chicken is poorly studied, while many studies have been completed in murine models. The Type VI ...
    • Blondel, Carlos J.; Jiménez, Juan C.; Leiva, Lorenzo E.; Álvarez Armijo, Sergio Aníbal; Pinto, Bernardo I.; Contreras, Francisca; Pezoa, David; Santiviago Cid, Carlos; Contreras, Inés (American Society for Microbiology, 2013-04)
      Salmonella enterica serotype Gallinarum is the causative agent of fowl typhoid, a disease characterized by high morbidity and mortality that causes major economic losses in poultry production. We have reported that S. ...
    • Valenzuela, Carolina; Abugoch James, Lilian; Tapia, Cristian; Gamboa, Alexander (2013)
      It is important to produce hydrophobic edible protein films for use in foods. The aim of this study was to evaluate the effect of alkaline extraction of quinoa proteins (QP) on the structure and their film-forming ability ...
    • Maris Fungo, Marta Stella; Vega, Elena María (2013)
      Introducción. El objetivo de este trabajo fue analizar la cantidad de medicamentos dispensados por el Servicio de Farmacia al Servicio de Neonatología, indagar si el uso de estos medicamentos en neonatología está ...
    • Acuña Rougier, C.; Olea Azar, Claudio (Springer, 2013)
      The main purpose of this work was to study the chiral recognition thermodynamics of inclusion complexes formed by flavanones and b-cyclodextrins, and its relation with the inclusion geometries, through NMR experiments. By ...
    • Pradenas, Gonzalo A.; Díaz Vásquez, Waldo A.; Pérez Donoso, José; Vásquez, Claudio C. (Hindawi, 2013)
      Reactive oxygen species (ROS) damage macromolecules and cellular components in nearly all kinds of cells and often generate toxic intracellular byproducts. In this work, aldehyde generation derived from the Escherichia ...
    • Cañon Mancisidor, Walter; Spodine Spiridonova, Evgenia; Paredes García, Verónica; Venegas Yazigi, Diego (Springer, 2013)
      A theoretical study of the magnetic properties, using density functional theory, of a family of trinuclear μ3-OH copper(II) complexes reported in the literature is presented. The reported X-ray crystal structures ...
    • Rocha Ferreira, Fabricia da; Barros Valentim, Iara; Catarí Ramones, Edgar Luís; Salles Trevisan, Maria Teresa; Olea Azar, Claudio; Pérez Cruz, Fernanda; Caxico de Abreu, Fabiane; Fonseca Goulart, Marília Oliveira (Elsevier, 2012-09-28)
      The aim of this study was to characterize the complex between mangiferin (MGN) with beta-cyclodextrin (beta-CD) obtained through the co-evaporation method using Differential Scanning Calorimetry (DSC) and Fourier Transform ...
    • Moncada, Ximena; Payacán, Claudia; Arriaza, Francisco; Lobos Camus, Sergio; Seelenfreund Hirsch, Daniela; Seelenfreund, Andrea (2013)
      Background: Paper mulberry has been used for thousands of years in Asia and Oceania for making paper and bark-cloth, respectively. Museums around the world hold valuable collections of Polynesian bark-cloth. Genetic ...