Repositorio Académico de la Universidad de Chile: Recent submissions

Now showing items 27301-27320 of 98263

    • Components of attentional effort for repeated tasks 
      Musalem Said, Andrés; Montoya Moreira, Ricardo; Meissner, Martín; Huber, Joel (Wiley, 2020)
      This paper identifies four attentional processes that increase efficiency and accuracy in repeated lexicographic tasks using an instructed strategy approach. We propose a framework to decompose attentional effort used to ...
    • Novel microsatellite markers for an endangered freshwater snail,Heleobia atacamensis(Caenogastropoda: ... 
      Fabres, Alejandra A.; Valladares, Moisés A.; Sáez, Paola; Collado, Gonzalo; Pastenes, Luis; Méndez Torres, Marco A. (Taylor and Francis, 2020)
      The minute freshwater gastropod Heleobia atacamensis is only known from its type locality Tilopozo, located at the southern end of the Atacama Saltpan, Antofagasta Region, Chile. It is classified as Critically Endangered ...
    • Phenotypic Analysis of Mutants of Ergosterol Biosynthesis Genes (ERG3andERG4) in the Red YeastXanthophyllomyces ... 
      Venegas, Maximiliano; Barahona, Salvador; González, Ana María; Sepúlveda, Dionisia; Zúñiga, Gustavo E.; Baeza Cancino, Marcelo; Cifuentes Guzmán, Víctor; Alcaíno Gorman, Jennifer (Frontiers Media, 2020)
      Xanthophyllomyces dendrorhoussynthesizes astaxanthin, a carotenoid used in aquaculture. Astaxanthin is synthesized from metabolites of the mevalonate pathway, which are also precursors for sterols biosynthesis. The ...
    • Polymer Precursors Effect in the Macromolecular Metal-Polymer on the Rh/RhO2/Rh(2)O(3)Phase Using Solvent-Less ... 
      Díaz, C.; Valenzuela, M. L.; Cifuentes Vaca, O.; Segovia, M. (Springer, 2020)
      A mixture of a nanostructured Rh/RhO(2)phase was easily obtained by thermally treating the macromolecular Chitosan center dot(RhCl3)(x)precursor, while the Rh/Rh(2)O(3)phase was obtained by pyrolyzing PSP-4-PVP center ...
    • Sensitivity and identifiability of rheological parameters in debris flow modeling 
      Zegers, Gerardo; Mendoza Zúñiga, Pablo Andrés; Garcés, Alex; Montserrat, Santiago (Copernicus Gesellschaft, 2020)
      Over the past decades, several numerical models have been developed to understand, simulate and predict debris flow events. Typically, these models simplify the complex interactions between water and solids using a ...
    • Studying Type II supernovae as cosmological standard candles using the Dark Energy Survey 
      de Jaeger, T.; Galbany, L.; Gonzalez-Gaitan, S.; Kessler, R.; Filippenko, A. V.; Forster Burón, Francisco; Hamuy, M.; Brown, P. J.; Davis, T. M.; Gutierrez, C. P.; Inserra, C.; Lewis, G. F.; Moller, A.; Scolnic, D.; Smith, M.; Brout, D.; Carollo, D.; Foley, R. J.; Glazebrook, K.; Hinton, S. R.; Macaulay, E.; Nicho, B.; Sako, M.; Sommer, N. E.; Tucker, B. E.; Abbott, T. M. C.; Aguena, M.; Allam, S.; Annis, J.; Avila, S.; Bertin, E.; Bhargava, S.; Brooks, D.; Burke, D. L.; Rosell, A. Carnero; Carrasco Kind, M.; Carretero, J.; Costanzi, M.; Crocce, M.; da Costa, L. N.; De Vicente, J.; Desai, S.; Dieh, H. T.; Doe, P.; Drlica-Wagner, A.; Eifler, T. F.; Garcia-Bellido, J.; Gaztanaga, E.; Gruen, D.; Gruend, R. A.; Gschwend, J.; Gutierrez, G.; Hartley, W. G.; Hollowood, D. L.; Honscheid, K.; James, D. J.; Kuehn, K.; Kuropatkin, N.; Li, T. S.; Lima, M.; Maia, M. A. G.; Menanteau, F.; Mique, R.; Palmese, A.; Paz-Chinchon, F.; Plazas, A. A.; Romer, A. K.; Roodman, A.; Sanchez, E.; Scarpine, V.; Schubne, M.; Serrano, S.; Sevilla-Noarbe, I.; Soares-Santos, M.; Suchyta, E.; Swanson, M. E. C.; Thomas, D.; Tucker, D. L.; Varga, T. N.; Walker, A. R.; Weller, J.; Wilkinson, R. (Oxford University Press, 2020)
      Despite vast improvements in the measurement of the cosmological parameters, the nature of dark energy and an accurate value of the Hubble constant (H-0) in the Hubble-Lemaitre law remain unknown. To break the current ...
    • Climate change projections of temperature and precipitation in Chile based on statistical downscaling 
      Araya Osses, Daniela; Casanueva, Ana; Román Figueroa, Celián; Uribe Meneses, Juan Manuel; Paneque Corrales, Manuel (Springer, 2020)
      General circulation models (GCMs) allow the analysis of potential changes in the climate system under different emissions scenarios. However, their spatial resolution is too coarse to produce useful climate information for ...
    • Chitosan-based delivery of avian reovirus fusogenic protein p10 gene: in vitro and in vivo studies towards ... 
      Robles Planells, Claudia; Barrera Ávalos, Carlos; Rojo, Leonel E.; Spencer, Eugenio; Cortez San Martín, Eugenio; Matiacevich, Silvia; Pavez, Jorge; Milla, Luis A.; Navarro, Franco D.; Martínez, Brandon A; Bravo, Francisco J.; Mella, Andrea; Huidobro Toro, Juan Pablo; Fernández, Ricardo; Escobar Álvarez, Alejandro; Acuña Castillo, Claudio (Hindawi, 2020)
      Reovirus is known to have an anticancer effect in both the preclinical and clinical assays. Current evidence suggests that the reovirus-mediated impact on tumor growth depends on the activation of specific antitumor immune ...
    • Boldine inhibits the alveolar bone resorption during ligature-induced periodontitis by modulating the ... 
      Cafferatta Chea, Emilio; Castro Saavedra, Sebastián; Fuentes Barros, Gonzalo; Melgar Rodríguez, Samanta; Rivera Rodríguez, Felipe; Carvajal Pavez, Paola; Hernández Ríos, Emma; Cortés, Bastián; Cortez, Cristian; Cassels Niven, Bruce; Vernal Astudillo, Rolando (Wiley, 2020)
      Background During periodontitis, tooth-supporting alveolar bone is resorbed when there is an increased expression of the pro-osteolytic factor termed receptor activator of nuclear factor kappa B ligand (RANKL), which is ...
    • Biomarcadores en enfermedad inflamatoria intestinal: ¿sabe cómo utilizarlos? 
      Pérez de Arce Oñate, Edith; Sedano Muñoz, Rocío; Quera, Rodrigo (Sociedad Médica de Santiago, 2020)
      Biomarkers in inflammatory bowel disease are an essential tool in clinical practice. They allow a non-invasive evaluation of patients and thus guide decision-making at different stages of the disease, including diagnostic ...
    • Bacterial synthesis of ternary CdSAg quantum dots through cation exchange: tuning the composition and ... 
      Órdenes Aenishanslins, Nicolás; Anziani Ostuni, Giovanni; Monrás, Juan Pablo; Tello, Alejandra; Bravo Rodríguez, Denisse; Toro Ascuy, Daniela; Soto Rifo, Ricardo; Prasad, Paras N.; Pérez Donoso, José (MDPI, 2020)
      In this study, we introduce a biological method for the production of ternary Quantum Dots (QDs): complex nanostructures with tunable optical and structural properties that utilizes post-synthesis modifications through ...
    • Associations among household chaos, school belonging and risk behaviors in adolescents 
      Delker, Erin; East, Patricia; Blanco, Estela; Wu, Victoria; Encina Moreno, Pamela; Lozoff, Betsy; Delva, Jorge; Gahagan, Sheila (Springer, 2020)
      We examined the associations between adolescent risk behaviors and household chaos, and whether associations varied by adolescents' sense of school belonging. We collected data from 801 Chilean adolescents from working-class ...
    • Variabilidad interanual del transporte de humedad en el Pacífico Sur y su relación con la precipitación en Chile 
      Campos Díaz, Diego Álvaro (Universidad de Chile, 2020)
      La relación entre las precipitaciones en Chile y el fenómeno de El Niño en la escala interanual ha sido estudiada desde principios de los 1980s. Las teleconexiones tropicales, mediadas por las ondas de Rossby que se propagan ...
    • Protección a la paternidad en el postnatal 
      Letelier Fernández, Ignacio (Universidad de Chile, 2020)
    • Nuevo Mercado Persa Estación : Estación Central, Chile 
      Garrido Toro, Luis (Universidad de Chile, 2020)
      A partir de la propuesta de Nuevo Mercado Persa Estación, el presente proyecto de título se aproxima a la arquitectura como manifiesto de transformación del espacio público en áreas urbanas densas y complejas. En un ...
    • Rehabilitación del borde costero de Curanipe : reincorporación de fragmentos costeros 
      Castilla Yarur, María José (Universidad de Chile, 2020)
    • Interacción entre los operadores del sistema TAM en la construcción capaz que + subjuntivo del español de ... 
      Bustos Araya, Juan (Universidad de Chile, 2019)
      La tesis tuvo por finalidad realizar una comprobación empírica del fenómeno de restricción aspectual que limita la lectura epistémica orientada al presente a predicados característicamente estativos (Gennari, 2002; Soto, ...
    • Dialectalismos peninsulares en el español de Chile a través de un cruce lexicográfico: un estudio exploratorio 
      Escobar Diaz, Antonia; Torres Moreno, Valentina (Universidad de Chile, 2019)
    • El héroe contra el abstracto: Una lectura poética y política de Morfología del espanto de Pablo de Rokha 
      Pérez Tapia, Manuel (Universidad de Chile, 2018)
    • CVI: Centro Vecinal Intercultural 
      Suau Tomic, Mariana (Universidad de Chile, 2020)
      La densificación residencial en altura y la falta de planificación urbana han impactado de manera negativa en la ciudad de Santiago. Los denominados, denostativamente, “Guetos Verticales” de Estación Central, son el ejemplo ...