Now showing items 4061-4080 of 5193

    • Castro Saavedra, Julia del Pilar (Universidad de Chile, 2008)
      El consumo de papas fritas, que mundialmente crece generando grandes volúmenes de venta y que representa un negocio con perspectiva de seguir desarrollándose aún más, se ve violentamente amenazado a partir del momento en ...
    • Silva, Cecilia A.; Blondel, Carlos J.; Quezada, Carolina P.; Porwollik, Steffen; Andrews Polymenis, Helene L.; Toro, Cecilia S.; Zaldívar San Román, María Mercedes; Contreras, Inés; McClelland, Michael; Santiviago Cid, Carlos (AMER SOC MICROBIOLOGY, 2012-02)
      Salmonella enterica serovar Enteritidis causes a systemic, typhoid-like infection in newly hatched poultry and mice. In the present study, a library of 54,000 transposon mutants of S. Enteritidis phage type 4 (PT4) strain ...
    • Soto Bustamante, Eduardo; González Henríquez, Carmen M.; Vergara Toloza, Rafael Orlando; Haase, Wolfgang (ROYAL SOC CHEMISTRY, 2012)
      Five copolymers were prepared by polymerization of azo-benzene methacrylate monomers in solution using AIBN as initiator. The mesophases were observed by a polarizing light microscope which showed tilted smectic C phases ...
    • Pessoa Mahana, Hernán; Recabarren Gajardo, Gonzalo Iván; Fiedler Temer, Jenny; Zapata Torres, Gerald Amilcar; Pessoa Mahana, Carlos David; Saitz Barría, Claudio; Araya Maturana, Ramiro (2012)
      A series of novel benzobthiophen-2-yl-3-(4-arylpiperazin-1-yl)-propan-1-one derivatives 6a–f, 7a–f and their corresponding alcohols 8a–f were synthesized and evaluated for their affinity towards 5-HT1A receptors. The ...
    • Pessoa Mahana, Hernán; Cuevas M., Ignacio; Pessoa Mahana, Carlos David; Araya Maturana, Ramiro; Almodovar, Iriux; Saitz Barría, Claudio (2011)
      The synthesis of a series of functionalized 1-Benzyl-3-[4-Aryl-1-piperazingl]carbonyl-1H-Indoles 6(a-f), as a potential new class of bioactive ligands at D4 receptors is reported. The synthetic strategy took place through ...
    • Pérez Donoso, José; Monrás, Juan P.; Bravo, Denisse; Aguirre, Adam; Quest, Andrew F. G.; Osorio Román, Igor; Aroca, Ricardo F.; Chasteen, Thomas G.; Vásquez, Claudio C. (2012)
      Multiple applications of nanotechnology, especially those involving highly fluorescent nanoparticles (NPs) or quantum dots (QDs) have stimulated the research to develop simple, rapid and environmentally friendly protocols ...
    • Mozo, J. D.; Carbajo, J.; Sturm Schaub, Juan; Núñez Vergara, Luis; Salgado, P.; Squella Serrano, Juan (Wiley, 2012)
      A new, sensitive, reproducible and easy-to-use flow-injection method for determining nifuroxazide based on adsorptive stripping linear sweep voltammetry over screen-printed carbon electrodes is presented. The presented ...
    • Lockshin, R. A.; Smaili, S. S.; Lavandero González, Sergio; Zakeri, Z. (NATURE PUBLISHING GROUP, 2012-01)
      Meeting Report
    • Israel Jacard, Yedy; Crabbe, John C.; Harris, R. Adron (WILEY-BLACKWELL, 2012)
    • González Henríquez, Carmen M.; Tagle, Luis H.; Terraza, Claudio A.; Barriga González, Andrés; Volkmann, Ulrich G.; Cabrera, Alejandro L.; Ramos Moorec, Esteban; Pavez Moreno, Maximiliano (2012)
      Optically active poly(amide-imide) oligomers were synthesized by direct polycondensation between an aromatic diamine and a dicarboxylic acid both containing a diphenylsilylene unit. The reaction was carried out using ...
    • González Henríquez, Carmen M.; Terraza, Claudio A.; Tagle, Luis H.; Barriga González, Andrés; Volkmann, Ulrich G.; Cabrera, Alejandro L.; Ramos Moore, Esteban; Retamal, María J. (The Royal Society of Chemistry, 2012)
      Soluble pure silicon or germanium-containing poly(amide)s and their metallic composites (Cu or Au) were synthesized and characterized. Optical band gaps of pure polymer were comparable to an insulator behavior; however, ...
    • Demoro, Bruno; Sarniguet, Cynthia; Sánchez Delgado, Roberto; Rossi, Miriam; Liebowitz, Daniel; Caruso, Francesco; Olea Azar, Claudio; Moreno, Virtudes; Medeiros, Andrea; Comini, Marcelo A.; Otero, Lucía; Gambino, Dinorah (ROYAL SOC CHEMISTRY, 2012)
      In the search for new therapeutic tools against neglected diseases produced by trypanosomatid parasites, and particularly against African Trypanosomiasis, whose etiological agent is Trypanosoma brucei, organoruthenium ...
    • Copaja, Miguel; Venegas, Daniel; Aranguiz, Pablo; Canales, Jimena; Vivar, Raúl; Avalos, Yennifer; García Nannig, Lorena; Chiong Lay, Mario; Olmedo, Ivonne; Catalán, Mabel; Leyton Campos, Lisette; Lavandero González, Sergio; Díaz Araya, Guillermo (Elsevier, 2012)
      Statins reduce the isoprenoids farnesyl and geranylgeranyl pyrophosphate, essential intermediates, which control a diversity of cellular events such as cytoskeleton integrity, adhesion, migration and viability. Cardiac ...
    • Cerezal Mezquita, Pedro; Acosta Barrientos, E.; Rojas Valdivia, G.; Romero Palacios, N.; Arcos Zavala, R. (2012)
      This research was aimed at developing a high content protein beverage from the mixture of liquid extracts of a pseudocereal, quinoa (Chenopodium quinoa Willd) and two legumes: mesquite (Prosopis chilensis (Mol.) Stunz) and ...
    • Bravo Sagua, Roberto; Gutiérrez, Tomás; Paredes, Felipe; Gatica, Damián; Rodríguez, Andrea E.; Pedrozo Cibils, Zully; Chiong Lay, Mario; Parra, Valentina; Quest, Andrew F. G.; Rothermel, Beverly A.; Lavandero González, Sergio (Elsevier, 2012)
      Endoplasmic reticulum (ER) stress activates an adaptive unfolded protein response (UPR) that facilitates cellular repair, however, under prolonged ER stress, the UPR can ultimately trigger apoptosis thereby terminating damaged ...
    • Bravo M., Manuel; Valenzuela S., Aníbal; Fuentes Pérez, Edwar; Quiroz V., Waldo (Elsevier, 2012-02-03)
      In the present work three different SPME fibers have been investigated for simultaneous determination of methyl-, butyl- and phenyltins by using gas chromatography-pulsed flame photometer detection (GC-PFPD). The optimal ...
    • Cappelli, Claudio; López Cortés, Ximena; Labra, Yohana; Montoya, Margarita; Fernández, Ricardo; Imarai, Mónica; Rojas, Juan Luis; Miranda, Dante; Escobar Alvarez, Alejandro; Acuña Castillo, Claudio (Elsevier, 2012)
      Regulatory T cells (Treg) are important in the development of immune tolerance under normal physiological conditions. However, in pathological situations such as cancer, Treg increases have been correlated with bad ...
    • Cañete Rosales, Paulina; Ortega, Valeria; Álvarez Lueje, Alejandro; Bollo Dragnic, Soledad; González, Mónica; Ansón, Alejandro; Martínez, María Teresa (Elsevier, 2012)
      The influence of chemical oxidation on the electrochemical behavior against hydrogen peroxide of long and short multi-walled carbon nanotubes (MWCNT) has been investigated. Different degrees of oxidation with a sulfo-nitric ...
    • Battiprolu, Pavan K.; Hojayev, Berdymammet; Jiang, Nan; Wang, Zhao V.; Luo, Xiang; Iglewski, Myriam; Shelton, John M.; Gerard, Robert D.; Rothermel, Beverly A.; Gillette, Thomas G.; Lavandero González, Sergio; Hill, Joseph A. (AMER SOC CLINICAL INVESTIGATION INC, 2012-03)
      The leading cause of death in diabetic patients is cardiovascular disease; diabetic cardiomyopathy is typified by alterations in cardiac morphology and function, independent of hypertension or coronary disease. However, ...
    • Laurie, V. Felipe; Zúñiga, María C.; Carrasco Sánchez, Verónica; Santos, Leonardo S.; Cañete, Álvaro; Olea Azar, Claudio; Ugliano, Maurizio; Agosin Trumper, Eduardo (Elsevier, 2012)
      Volatile species with thiol functions are important contributors to the flavour of a wide variety of wine types. However, in spite of their importance, their fate during winemaking has not been fully elucidated. In this ...