Artículos de revistas: Recent submissions

Now showing items 1321-1340 of 2801

    • Co2SnO4/Carbon nanotubes composites: A novel approach for electrochemical sensing of Hydrogen Peroxide 
      Yedinak, E.; Venegas, C. J.; Brito, T. P.; Ruiz León, Domingo; Bollo Dragnic, Soledad (Wiley-V C H Verlag GMBH, 2018)
      For the first time Co2SnO4 (CTO)/Carbon nanotubes (CNT) composites were prepared and used to modify glassy carbon electrodes for the amperometric determination of hydrogen peroxide. The catalytic activity of composites ...
    • Cyrhetrenylaniline and new organometallic phenylimines derived from 4 and 5 nitrothiophene: synthesis, ... 
      Toro, Patricia; Suazo, Constanza; Acuña, Alejandra; Fuentealba, Mauricio; Artigas, Vania; Arancibia, Rodrigo; Olea Azar, Claudio; Moncada, Mauricio; Wilkinson, Shane; Klahn, A. Hugo (Elsevier, 2018)
      A novel series of cyrhetrenyl (3a-4a) and ferrocenyl (3b-4b) Schiff bases were synthesized through a condensation reaction, between the known 4-ferrocenylaniline (2b) or the unreported 4-cyhretrenylaniline (2a) with 4-or ...
    • The STIM1 inhibitor ML9 disrupts basal autophagy in cardiomyocytes by decreasing lysosome content 
      Shaikh, S.; Troncoso Cotal, Rodrigo; Mondaca Ruff, David; Parra Ortíz, María Valentina; García Nannig, Lorena; Chiong Lay, Mario; Lavandero González, Sergio (Elsevier, 2018)
      Stromal-interaction molecule 1 (STIM1)-mediated store-operated Ca2+ entry (SOCE) plays a key role in mediating cardiomyocyte hypertrophy, both in vitro and in vivo. Moreover, there is growing support for the contribution ...
    • Down syndrome critical region 1 gene, Rcan1, helps maintain a more fused Mitochondrial Network 
      Parra Ortíz, María Valentina; Altamirano, Francisco; Hernández Fuentes, Carolina; Tong, Dan; Kyrychenko, Victoriia; Rotter, David; Pedrozo Cibils, Zully; Hill, Joseph A.; Eisner, Verónica; Lavandero González, Sergio; Schneider, Jay W.; Rothermel, Beverly A. (Lippincott Williams & Wilkins, 2018)
      Rationale: The regulator of calcineurin 1 (RCAN1) inhibits CN (calcineurin), a Ca2+-activated protein phosphatase important in cardiac remodeling. In humans, RCAN1 is located on chromosome 21 in proximity to the Down ...
    • Retention and pre-colon bioaccessibility of oleuropein in starchy food matrices, and the effect of ... 
      Pacheco, Camila; González, Estefanía; Robert Canales, Paz; Parada, Javier (Elsevier, 2018)
      Oleuropein is a phenolic compound that is present in fruits and olive tree leaves, which has shown enormous health benefits. This study aimed to assess the effects of the baking and boiling cooking methods and the ...
    • Effect of clinical pharmacist interventions on patient satisfaction in the emergency department: a randomized ... 
      Jirón Aliste, Marcela; Martínez, Matias; Sandoval, Tamara; Herrada Herrada, Luis (Wiley, 2017)
    • Genomic positional conservation identifies topological anchor point RNAs linked to developmental loci 
      Amaral, Paulo P.; Leonardi, Tommaso; Han, Namshik; Vire, Emmanuelle; Gascoigne, Dennis K.; Arias Carrasco, Raúl; Buscher, Magdalena; Pandolfini, Luca; Zhang, Anda; Pluchino, Stefano; Maracaja Coutinho, Vinicius; Nakaya, Helder I.; Hemberg, Martin; Shiekhattar, Ramin; Enright, Anton J.; Kouzarides, Tony (BIOMED Central Ltd., 2018)
      Background: The mammalian genome is transcribed into large numbers of long noncoding RNAs (lncRNAs), but the definition of functional lncRNA groups has proven difficult, partly due to their low sequence conservation and ...
    • Knots can impair protein degradation by ATP-dependent proteases 
      San Martín, Álvaro; Rodriguez Aliaga, Piere; Molina, José Alejandro; Martin, Andreas; Bustamante, Carlos; Baez Larach, Mauricio Andrés (National Academy of Sciences, 2017)
      ATP-dependent proteases translocate proteins through a narrow pore for their controlled destruction. However, how a protein substrate containing a knotted topology affects this process remains unknown. Here, we characterized ...
    • Phylogeography of herbarium specimens of asexually propagated paper mulberry [Broussonetia papyrifera (L.) ... 
      Payacan, Claudia; Moncada, Ximena; Rojas, Gloria; Clarke, Andrew; Chung, Kuo Fang; Allaby, Robin; Seelenfreund, Daniela; Seelenfreund, Andrea (Oxford University Press, 2017)
      Background and Aims Paper mulberry or Broussonetia papyrifera (L.) L'Her. ex Vent. (Moraceae) is a dioecious species native to continental South-east Asia and East Asia, including Taiwan, that was introduced to the Pacific ...
    • Anthocyanin retention of cranberry (Vaccinium macrocarpon) juice subjected to different nanofiltration conditions 
      Ah Hen, Kong; Costa, Marcia; Poo, Susan; Lemus Mondaca, Roberto (Hindawi Ltda., 2017)
      The aim of this work was to evaluate the retention of anthocyanin during a nanofiltration process of cranberry juice. Nanofiltration membranes, HC-50P DDS with an effective area of 0.36 m(2) in a plate/frame nanofilter ...
    • Characterization of microsatellite markers for Broussonetia papyrifera (Moraceae) 
      Penailillo, Johany; Kuo, Wenhsi; Ceballos Olivares, Gabriela Paz; Silva Poblete, Gerardo; Peña Ahumada, Bárbara; Muñoz, Sofía; Moncada, Ximena; Chung, Kuo Fang; Seelenfreund Hirsch, Daniela; Seelenfreund, Andrea (Botanical Society of America, 2017)
      Premise of the study: Broussonetia papyrifera (Moraceae) is native to Asia and is used as a medicinal plant and as a source of fiber for making paper. It was dispersed into the Pacific region as a fiber source for making ...
    • Influence of selected cyclodextrins in sorption-desorption of chlorpyrifos, chlorothalonil, diazinon, and ... 
      Báez Contreras, María Estrella; Espinoza González, Jeannette; Silva, Ricardo; Fuentes Pérez, Edwar (Springer, 2017)
      Cyclodextrins (CDs) can improve the apparent solubility and bioavailability of a variety of organic compounds through the formation of inclusion complexes; accordingly, they are suitable for application in innovative ...
    • Isolation and characterization of phenanthrene degrading bacteria from diesel fuel-contaminated antarctic soils 
      Gran Scheuch, Alejandro Alberto; Fuentes Pérez, Edwar; Bravo Rodríguez, Denisse; Cristobal Jimenez, Juan; Pérez Donoso, José (Frontiers media SA, 2017)
      Antarctica is an attractive target for human exploration and scientific investigation, however the negative effects of human activity on this continent are long lasting and can have serious consequences on the native ...
    • Facile and scalable one step method for amination of graphene using Leuckart Reaction 
      Aguilar Bolados, Héctor; Vargas Astudillo, Daniela Rocío; Yazdani-Pedram Zobeiri, Mehrdad; Acosta Villavicencio, Gabriela; Fuentealba, Pablo; Contreras Cid, Ahirton; Verdejo, Raquel; López Manchado, Miguel (American Chemical Society, 2017)
      A very simple method of reductive amination, based on the Leuckart reaction, is reported. This method enables not only the reduction of graphite oxide but also results in reduced graphene oxide functionalized with amine ...
    • Antioxidant activity and kinetics studies of quercetin, epicatechin and naringenin in bulk methyl linoleate 
      Palma, Manuel; Robert Canales, Paz; Holgado, Francisca; Velasco, Joaquín; Márquez Ruiz, Gloria (Springer, 2017)
      The objective of this work was to evaluate the antioxidant action of flavonoids with specific differences in chemical structure, namely, quercetin (Q), epicatechin (E) and naringenin (N), in bulk methyl linoleate (ML) under ...
    • Treatment of acidic mine drainage in an adsorption process using calcium silicate modified with Fe(III) 
      Barrera, Kamila; Briso, Alejandro; Ide, Viviana; Martorana, Leonardo; Montes Atenas, Gonzalo; Basualto Flores, Carlos; Borrmann, Thomas; Valenzuela Lozano, Fernando (Elsevier, 2017)
      Two compounds based on calcium silicate hydrate and modified with Fe(III), using FeCl3 and Fe(OH)(3) as iron sources, were synthesized, characterized and evaluated as adsorbents for removing ionic species from an arsenic ...
    • Influence of aramid fiber treatment and carbon nanotubes on the interfacial strength of polypropylene ... 
      González Chi, P. I.; Rodriguez Uicab, O.; Martin Barrera, C.; Uribe Calderon, J.; Canche Escamilla, G.; Yazdani-Pedram Zobeiri, Mehrdad; May Pat, A.; Aviles, F. (Elsevier, 2017)
      The microbond test was used to evaluate the interfacial shear strength (IFSS) of multiscale composites based on a polypropylene (PP) matrix reinforced with aramid fibers (AFs) chemically treated by two methods and coated ...
    • Hyperosmotic stress stimulates autophagy via polycystin-2 
      Peña Oyarzún, Daniel; Troncoso Cotal, Rodrigo; Kretschmar, Catalina; Hernando, Cecilia; Budini, Mauricio; Morselli, Eugenia; Lavandero González, Sergio; Criollo Céspedes, Alfredo (Impact Journals, 2017)
      Various intracellular mechanisms are activated in response to stress, leading to adaptation or death. Autophagy, an intracellular process that promotes lysosomal degradation of proteins, is an adaptive response to several ...
    • Supramolecular reversible On-Off switch for singlet oxygen using cucurbit[n]uril inclusion complexes 
      Robinson Duggon, José; Pérez Mora, Francisco; Valverde Vasquez, Liliana; Cortés Arriagada, Diego; Fuente Urrutia, Julio de la; Günther Sapunar, Germán; Fuentealba, Denis (American Chemical Society, 2017)
      A novel strategy to control the generation of singlet oxygen by a photosensitizer using cucurbit[n]urils inclusion complexes is shown herein, and the strategy has great potential for therapeutic applications. We show the ...
    • Co2SnO4 / Carbon paste electrode as electrochemical sensor for hydrogen peroxide 
      Mosquera, Nerly; Aguirre, María J.; Ruiz León, Domingo; García, Camilo; Arce, Roxana; Bollo Dragnic, Soledad (Sociedad Chilena de Química, 2017)
      Hydrogen peroxide (H2O2) plays an important role as an intermediary in different biological, chemical and environmental systems. It has been widely used as an oxidizing and antimicrobial agent, in germicides production and ...