Repositorio Académico de la Universidad de Chile: Recent submissions

Now showing items 24241-24260 of 98263

    • Epstein-barr virus-oral bacterial link in the development of oral squamous cell carcinoma 
      Núñez Acurio, Daniela; Bravo Rodríguez, Denisse; Aguayo, Francisco (MDPI, 2020)
      Oral squamous cell carcinoma (OSCC) is the most common type of oral cancer. Its development has been associated with diverse factors such as tobacco smoking and alcohol consumption. In addition, it has been suggested that ...
    • Evaporation from unsaturated soils as a function of the air and soil sides of the land surface 
      Amesti, Pedro de; Fuente, Alberto de la; Suárez, Francisco (American Geophysical Union, 2020)
      A theoretical framework for computing the evaporation from unsaturated soils is presented and validated based on laboratory experiments that were conducted in an uncontrolled environment where forcing variables vary in ...
    • Faraday-wave contact-line shear gradient induces streaming and tracer self-organization: from vortical to ... 
      Alarcón, Héctor; Herrera Muñoz, Matías; Perinet, Nicolás; Mujica Fernández, Nicolás; Gutiérrez, Pablo; Gordillo, Leonardo (American Physical Society, 2020)
      In this Letter, we experimentally demonstrate self-organization of small tracers under the action of longitudinal Faraday waves in a narrow container. We observe a steady current formation dividing the interface in small ...
    • Fine-grained entity linking 
      Rosales Méndez, Henry; Hogan, Aidan; Poblete Labra, Bárbara (Elsevier, 2020)
      The Entity Linking (EL) task involves linking mentions of entities in a text with their identifier in a Knowledge Base (KB) such as Wikipedia, BabelNet, DBpedia, Freebase, Wikidata, YAGO, etc. Numerous techniques have been ...
    • Predicción de fuga de clientes mediante el rediseño del proceso de atención en seguros masivos en una ... 
      Lorca Figueroa, Sergio Pablo (Universidad de Chile, 2021)
      El trabajo se desarrolló en una compañía líder del mercado de seguros en Chile que ofrece soluciones de protección, ahorro y previsión a través de sus principales líneas de negocio: seguros de vida, seguros colectivos, ...
    • Foucault y Rancière: subjetividad y política 
      Ossandón Buljevic, Carlos (Univ. Chile, Fac. Filosofía & Humanidades, Dept. Lingüística, 2020)
      In the framework of the complicities that can be identified in different fields between Foucault´s and Rancière’s works, the present analysis reviews more particularly the way in which both authors approach the links ...
    • Gas hydrate versus seabed morphology offshore Lebu (Chilean margin) 
      Vargas Cordero, Iván; Tinivella, Umberta; Villar Muñoz, Lucía; Bento, Joaquim P.; Cárcamo, Carolina; López Acevedo, Diego; Fernandoy, Francisco; Rivero, Alessandra; San Juan, Marión (Nature, 2020)
      Gas-hydrate occurrences along the Chilean margin have been widely documented, but the processes associated with fluid escapes caused by the dissociation of gas hydrates are still unknown. We report a seabed morphology ...
    • Genome-wide analysis of in vivo CcpA binding with and without its key co-factor HPr in the major human ... 
      DebRoy, Sruti; Aliaga Tobar, Víctor; Gálvez, Gabriel; Arora, Srishtee; Liang, Xiaowen; Horstmann, Nicola; Maracajá Coutinho, Vinicius; Latorre Mora, Mauricio; Hook, Magnus; Flores, Anthony; Shelburne, Samuel A. (Wiley, 2020)
      Catabolite control protein A (CcpA) is a master regulator of carbon source utilization and contributes to the virulence of numerous medically important Gram-positive bacteria. Most functional assessments of CcpA, including ...
    • Gibberellic acid modifies the transcript abundance of ABA pathway orthologs and modulates sweet cherry ... 
      Kuhn, Nathalie; Ponce, Claudio; Arellano, Macarena; Time, Alson; Sagredo, Boris; Donoso, José Manuel; Meisel, Lee A. (MDPI, 2020)
      Several phytohormones modulate ripening in non-climacteric fruits, which is triggered by abscisic acid (ABA). Gibberellins (GAs) are present during the onset of ripening in sweet cherry fruits, and exogenous gibberellic ...
    • Gingival crevicular fluid zinc- and aspartyl-binding protease profile of individuals with moderate/severe ... 
      Valenzuela Ahumada, Fernando; Fernández, Javier; Aroca, Marcela; Jiménez, Constanza; Albers, Daniela; Hernández Ríos, Marcela; Fernández, Alejandra (MDPI, 2020)
      Atopic dermatitis (AD) is a protease-modulated chronic disorder with heterogenous clinical manifestations which may lead to an imprecise diagnosis. To date, there are no diagnostic protease tests for AD. We explored the ...
    • Global proteomic profiling of piscirickettsia salmonis and salmon macrophage-like cells during intracellular ... 
      Ortiz Severín, Javiera; Travisany, Dante; Maass Sepúlveda, Alejandro; Cambiazo Ayala, Verónica; Chávez Espinosa, Francisco (MDPI, 2020)
      Piscirickettsiasalmonis is an intracellular bacterial fish pathogen that causes piscirickettsiosis, a disease with numerous negative impacts in the Chilean salmon farming industry. Although transcriptomic studies of P. ...
    • HLA-DRB1*07:01 and*08:02 Alleles Confer a Protective Effect Against ACPA-Positive Rheumatoid Arthritis in ... 
      Castro Santos, Patricia; Olloquequi, Jordi; Verdugo Salgado, Ricardo; Gutiérrez, Miguel A.; Pinochet, Carmen; Quiñones Sepúlveda, Luis; Díaz Peña, Roberto (MDPI, 2020)
      The focus of the genetic studies on rheumatoid arthritis has been on Europeans or European-derived populations, with limited information available on other populations, especially in Latin America. The aim of the present ...
    • Identification of novel feline paramyxoviruses in guignas (Leopardus guigna) from Chile 
      Sieg, Michael; Sacristán, Irene; Busch, Johannes; Terio, Karen A.; Cabello, Javier; Hidalgo-Hermoso, Ezequiel; Millán, Javier; Boettcher, Denny; Heenemann, Kristin; Vahlenkamp, Thomas W.; Napolitano, Constanza (MDPI, 2020)
      The family of paramyxoviruses has received growing attention as several new species have been identified recently, notably two different clusters in domestic cats, designated as feline morbillivirus (FeMV) and feline ...
    • Light-induced release of the cardioprotective peptide angiotensin-(1-9) from thermosensitive liposomes with ... 
      Bejarano, Julián; Rojas, Aldo; Ramírez Sagredo, Andrea; Riveros Salvatierra, Ana; Morales Zavala, Francisco; Flores, Yvo; Riquelme Meléndez, Jaime; Guzmán, Fanny; Araya, Eyleen; Chiong Lay, Mario; Ocaranza, María Paz; Morales Montecinos, Javier; Villamizar Sarmiento, María Gabriela; Sánchez Vergara, Gina; Lavandero González, Sergio; Kogan, Marcelo J. (Elsevier, 2020)
      Angiotensin-(1-9), a component of the non-canonical renin-angiotensin system, has a short half-life in blood. This peptide has shown to prevent and/or attenuate hypertension and cardiovascular remodeling. A controlled ...
    • History of the spanish lexicon and the World Wide Web: some examples 
      Chávez Fajardo, Soledad (Univ. San Pablo, Fac. Humanidades & Ciencias Comunicación, 2020)
      In this essay, we would like to underline the relevance of international digital media as a corpus of research that contributes to our understanding of the history of the Spanish lexicon. We present tools such as corpora ...
    • Genome-wide association study identifying novel variant for fasting insulin and allelic heterogeneity in ... 
      Buchanan, Victoria L.; Wang, Yujie; Blanco, Estela; Graff, Mariaelisa; Albala Brevis, Cecilia; Burrows Argote, Raquel; Santos, José L.; Ángel, Barbara; Lozoff, Betsy; Voruganti, Venkata Saroja; Guo, Xiuqing; Taylor, Kent D.; Chen, Yii-Der Ida; Yao, Jie; Tan, Jingyi; Downie, Carolina; Highland, Heather M.; Justice, Anne E.; Gahagan, Sheila; North, Kari E. (Wiley, 2020)
      Background The genetic underpinnings of glycemic traits have been understudied in adolescent and Hispanic/Latino (H/L) populations in comparison to adults and populations of European ancestry. Objective To identify genetic ...
    • First pliosaur remains (sauropterygia, pliosauridae) from the Oxfordian of the Atacama desert 
      Otero, Rodrigo A.; Soto Acuña, Sergio; Rojas, Jennyfer; Rojas M., Osvaldo (Elsevier, 2020)
      This research presents the first pliosaur remains from the Upper Jurassic of the Atacama Desert, in northern Chile. Two specimens recovered from Oxfordian levels, are represented by a fragmentary mandibular ramus and by ...
    • Fabricando “verdades”, ocultando la historia y “haciendo” universidad 
      Orellana Benado, Miguel (Univ. Concepción, Biblioteca Central, 2020)
      Se presentan tres ideas. Una refl exión en el contexto chileno acerca de los propósitos últimos de la educación en general, señalando un rasgo que sería básico de la educación que se proclama a sí misma como “superior”. ...
    • Dual and opposite roles of reactive oxygen species (ROS) in chagas disease: beneficial on the pathogen and ... 
      Maldonado Maldonado, Edio; Rojas, Diego A.; Morales, Sebastián; Miralles, Vicente; Solari Illescas, Aldo (Hindawi, 2020)
      Chagas disease is a neglected tropical disease, which affects an estimate of 6-7 million people worldwide. Chagas disease is caused by Trypanosoma cruzi, which is a eukaryotic flagellate unicellular organism. At the primary ...
    • Contaminación atmosférica, efectos adversos al nacer e impacto de posibles medidas de mitigación: el caso ... 
      Blanco, Estela (Universidad de Chile, 2021)
      Introducción: La exposición a contaminación atmosférica por material particulado fino (MP2,5) durante el embarazo se ha relacionado con un mayor riesgo de eventos adversos al nacer, según la evidencia disponible en ...