Repositorio Académico de la Universidad de Chile: Recent submissions

Now showing items 26601-26620 of 102529

    • Chemical and biological analysis of 4-acyloxy-3-nitrocoumarins as trypanocidal agents 
      Salgado, Francisco; Moncada Basualto, Mauricio Javier; Pozo Martínez, Josué Santiago; Liempi, Ana; Kemmerling Weis, Ulrike; Maya Arango, Juan Diego; Jaque Olmedo, Pablo César; Borges, Fernanda; Uriarte, Eugenio; Matos, María J.; Olea Azar, Claudio Alberto (Elsevier, 2021)
      Chagas disease is the most widespread contagious tropical disease in Latin America, being an important public health problem. Treatments against this disease are still very ineffective, presenting several side effects. ...
    • Checklist and prioritization for management of non-native species of phanerogam plants and terrestrial ... 
      Espinoza Amén, Brunny; Herrera, Ileana; Cruz Cordovez, Carlos; Espinoza, Felipe; Freire, Efraín; Bustamante Araya, Ramiro Osciel (Regional Euro-Asian BiologicaL Invasions Centre-Reabic, Finland, 2021)
      Protected areas (PAs) are important tools for biodiversity conservation. In developing countries, incomplete information about the presence of non-native species makes it difficult to develop strategies to manage this ...
    • Perspectives on organelle interaction, protein dysregulation, and cancer disease 
      Díaz, Paula; Sandoval Bórquez, Alejandra María Loreto; Bravo Sagua, Roberto Francisco; Quest, Andrew Frederick Geoffery; Lavandero González, Sergio Alejandro (Frontiers Media, 2021)
      In recent decades, compelling evidence has emerged showing that organelles are not static structures but rather form a highly dynamic cellular network and exchange information through membrane contact sites. Although ...
    • Debido proceso en el derecho de admisión aplicado por clubes de fútbol en Chile 
      Opazo Piper, Nicolás (Universidad de Chile, 2021)
      El año 2014, como una forma de combatir la violencia en los estadios, la presidenta Michelle Bachelet ingresa el proyecto que reformaba la ley 19.327, el cual tuvo como una de sus principales novedades la facultad que ...
    • Plasma vitamin c and risk of late graft failure in kidney transplant recipients: results of the transplantlines ... 
      Sotomayor, Camilo G.; Bustos, Nicolás I.; Yepes Calderón, Manuela; Arauna, Diego; Borst, Martín H. de; Berger, Stefan P.; Rodrigo Salinas, Ramón Aníbal; Dullaart, Robin P. F.; Navis, Gerjan J.; Bakker, Stephan J. L. (MDPI, 2021)
      Recent studies have shown that depletion of vitamin C is frequent in outpatient kidney transplant recipients (KTR) and that vitamin C is inversely associated with risk of death. Whether plasma vitamin C is associated with ...
    • Polivictimización de niños/as migrantes en Iquique (Chile) 
      Galaz Valderrama, Caterine Joanna; Pavez, Iskra; Magalhaes, Lina (Univ. Arturo Prat, Chile, 2021)
      Based on the dialogue between the perspectives of poly-victimization and intersectionality, this article identifies experiences of multiple victimizations suffered by migrant children living in the coastal city of Iquique ...
    • Polycyclic aromatic hydrocarbons in foods: biological effects, legislation, occurrence, analytical methods, ... 
      Rodrigues Sampaio, Geni; Guizellini, Gloria Maria; Alves da Silva, Simone; Palma de Almeida, Adriana; Pinaffi-Langley, Ana Clara; Macedo Rogero, Marcelo; Costa De Camargo, Adriano; Torres, Elizabeth (MDPIPolycyclic aromatic hydrocarbons, 2021)
      Polycyclic aromatic hydrocarbons (PAHs) are chemical compounds comprised of carbon and hydrogen molecules in a cyclic arrangement. PAHs are associated with risks to human health, especially carcinogenesis. One form of ...
    • PPI-MASS: an interactive web server to identify protein-protein interactions from mass spectrometry-based ... 
      González Avendaño, Mariela; Zúñiga Almonacid, Simón Felipe; Silva, Ian; Lavanderos, Boris; Robinson, Felipe; Rosales Rojas, Roberto; Durán Verdugo, Fabio; González, Wendy; Cáceres Lluch, Mónica; Cerda Arancibia, Oscar Alejandro; Vergara Jaque, Ariela (Frontiers Media, 2021)
      Mass spectrometry-based proteomics methods are widely used to identify and quantify protein complexes involved in diverse biological processes. Specifically, tandem mass spectrometry methods represent an accurate and ...
    • Quantitative interactions between Candida albicans and the mutans streptococci in patients with Down Syndrome 
      Linossier, Alfredo C.; Martínez, Benjamín; Valenzuela, Carlos (Medicina Oral, 2021)
      Background: Oral microorganisms produce damage through the transfer to bloodstream, colonizing other tissues or direct damage in the oral cavity. Aim to study the quantitative interactions between C. albicans and the mutans ...
    • Quorum sensing signaling molecules positively regulate c-di-GMP effector PelD Encoding Gene and PEL ... 
      Díaz Beneventi, Mauricio; San Martín, Diego; Castro, Matías; Vera, Mario; Guiliani, Nicolás Simón Dominique (MDPI, 2021)
      Acidithiobacillus species are fundamental players in biofilm formation by acidophile bioleaching communities. It has been previously reported that Acidithiobacillus ferrooxidans possesses a functional quorum sensing mediated ...
    • COVID-19 incidence and mortality in the Metropolitan Region, Chile: time, space, and structural factors 
      Villalobos Dintrans, Pablo; Castillo, Claudio; Fuente Álvarez, Felipe Andrés de la; Maddaleno, Matilde (Public Library Science, 2021)
      Demographic, health, and socioeconomic factors significantly inform COVID-19 outcomes. This article analyzes the association of these factors and outcomes in Chile during the first five months of the pandemic. Using the ...
    • Inflaming the brain with iron 
      Urrutia Vargas, Pamela Joselyn; Bórquez, Daniel A.; Núñez González, Marco Tulio (MDPI, 2021)
      Iron accumulation and neuroinflammation are pathological conditions found in several neurodegenerative diseases, including Alzheimer's disease (AD) and Parkinson's disease (PD). Iron and inflammation are intertwined in a ...
    • Unraveling protein’s structural dynamics: from configurational dynamics to ensemble switching guides ... 
      Medina González, Exequiel Antonio; Latham, Danielle R.; Sanabria, Hugo (Elsevier, 2021)
      Evidence regarding protein structure and function manifest the imperative role that dynamics play in proteins, underlining reconsideration of the unanimated sequence-to-structure-to-function paradigm. Structural dynamics ...
    • A distributed resistance inverse method for flow obstacle identification from internal velocity measurements 
      Aguayo Araneda, Jorge Sebastián; Bertoglio, Cristóbal; Osses Alvarado, Axel Esteban (IOP, 2021)
      We present a penalization parameter method for obstacle identification in an incompressible fluid flow for a modified version of the Oseen equations. The proposed method consists in adding a high resistance potential to ...
    • The contribution of social participation to differences in life expectancy and healthy years among the older ... 
      Rueda Salazar, Sarahí; Spijker, Jeroen; Devolder, Daniel; Albala Brevis, Cecilia Hortensia (Public Library Science, 2021)
      We study the health trajectories of the population aged over 60, comparing between one European and two Latin American countries (Spain, Chile and Costa Rica) which have similar longevity patterns. Our focus is on functional ...
    • Urban heat islands and vulnerable populations in a mid-size coastal city in an srid environment 
      Quintana Talvac, Carolina; Corvacho Ganahin, Óscar; Smith Guerra, Pamela Elisa; Sarricolea Espinoza, Pablo Andrés; Prieto, Manuel; Meseguer Ruiz, Oliver (MDPI, 2021)
      Arica is a coastal city located in northern Chile, in the Atacama Desert. The behavior of surface temperatures in the city between 1985 and 2019 was studied using Landsat satellite images, leading to the identification of ...
    • Iniciativas de educación cinematográfica en los festivales de cine de Iberoamérica (2005 - 2019) 
      Peirano Olate, María Paz Alejandra; Vallejo, Aída (Universidad Complutense de Madrid, España, 2021)
      This article analyses film education policies implemented between 2005 and 2019 by various film festivals held in Iberoamerican countries. Our goal is to identify and analyse initiatives of nonformal education aimed at ...
    • El consumo de un extracto de calafate (Berberis microphylla) modifica marcadores de respuesta inmune en ... 
      Concha F., Francisca; Villanueva V., Vanessa; Vásquez, Karla; Orellana, Juan Francisco; Escobillana Pizarro, Lucas Matías; Méndez Muñoz, Aline Millaray; Soto, Misare; Stevenson Silva, Andrés Ignacio; Meneses, Paz; Cid Vargas, Valentina Fernanda; Delgado M., Monserrat; Fuenzalida, Loreto; García Díaz, Diego (Sociedad Chilena de Nutrición, 2021)
      Obesity has been identified as a risk factor for severity of respiratory infections. Thus, the support of the immune response in obese subjects is of interest. The present work evaluated the effect of the consumption of a ...
    • Scissor position of the orthopedic table for the resolution of intertrochanteric and subtrochanteric hip fractures 
      Barrientos Mendoza, Cristian Nelson; Brañes Fierro, Julián Andrés Ricardo; Wulf Ibáñez, Rodrigo; Barahona Vásquez, Maximiliano; Carvajal Fuentes, Sebastián (Cureus, 2021)
      During the surgical resolution of intertrochanteric and subtrochanteric hip fractures on an orthopedic table, a fluoroscope needs to be used in orthogonal planes. This requires that the contralateral leg does not obstruct ...
    • Performance of saliva samples for COVID-19 diagnosis by using the AllplexTM 2019-nCoV assay kit 
      Tapia, Cecilia V.; Campos, Marcia; Mora, Ivone; Pozas, Nadia; Morales, Lesly; Guzmán, Camila; Aguilera, Valentina; Ibarra, Paula; Magne, Fabien (Frontiers Media, 2021)
      Background: Although the nasopharyngeal swab (NPS) is the reference sampling method for the detection of SARS-Cov-2, it is not always possible to collect NPS in some patients. Saliva represents an interesting sampling ...