Repositorio Académico de la Universidad de Chile: Recent submissions

Now showing items 21401-21420 of 98886

    • Develando Terra Incognita. Una búsqueda arqueológica de las primeras ocupaciones humanas en los salares de ... 
      López Mendoza, Patricio Gonzalo; Carrasco González, Carlos Alfonso; Loyola Muñoz, Rodrigo; Flores Aqueveque, Valentina Alejandra; Santana Sagredo, Francisca Andrea; Maldonado Castro, Antonio; Martínez Rivera, Ismael (Univ Nac Centro Provincia Buenos Aires, Argentina, 2021)
      Se presentan los resultados de prospecciones superficiales realizadas en los salares de Infieles (25°S-69°O) y Pedernales (26°S-69°O) en la Región de Atacama (Chile), en cotas de altitud que van desde los ca. 3000 a 4100 ...
    • Treatment of localized and locally advanced, high-risk prostate cancer: A report from the first prostate ... 
      Khauli, Raja; Ferrigno, Robson; Guimarães, Gustavo; Bulbulan, Muhammad; Serrano Uson, Pedro Luis Junior; Salvajoli, Bernardo; Freitas Palhares, Daniel Moore; Racy, Douglas; Gil, Erlon; Freire de Arruda, Fernando; Caserta Lemos, Gustavo; Carvalhal, Gustavo Franco; de Carvalho, Icaro Thiago; Fernandes Martins, Igor Agustín; Pinto Gimpel, Iván Frederico; Salvajoli, João Víctor; Chambo, José Luis; Pontes, José; Ribeiro Filho, Leopoldo Alves; Nogueira, Lucas; Pereira Freitas, Marcelo Roberto; Wroclawski, Marcelo; Arap, Marco Antonio; Sadi, Marcus Vinicius; Coelho, Rafael; Gadia, Rafael; Ledezma Rojas, Rodrigo Antonio; Moraes Hanriot, Rodrigo de; Baroni, Ronaldo; Zequi, Stenio; Nahas, William Carlos; Alfer, Wladimir; Cotait Maluf, Fernando (Lippincott Williams & Wilkins, 2021)
      PURPOSE To generate and present survey results on important issues relevant to treatment and follow-up of localized and locally advanced, high-risk prostate cancer (PCa) focusing on developing countries. METHODS A panel ...
    • Tomato cultivars with variable tolerances to water deficit differentially modulate the composition and ... 
      Gaete, Alexis; Pulgar Tejo, Rodrigo Enrique; Hodar Quiroga, Christian Eduardo; Maldonado, Jonathan; Pavez, Leonardo; Zamorano, Denisse; Pastenes Villarreal, Claudio; González Canales, Mauricio Alejandro; Franck Berger, Nicolas; Mandakovic Seyler, Dinka Slavje (Frontiers Media, 2021)
      Since drought is the leading environmental factor limiting crop productivity, and plants have a significant impact in defining the assembly of plant-specific microbial communities associated with roots, we aimed to ...
    • Theobroma cacao L. compounds: Theoretical study and molecular modeling as inhibitors of main SARS-CoV-2 protease 
      Yáñez Osses, Osvaldo Andrés; Osorio, Manuel Isaías; Areche Medina, Carlos Alberto; Vásquez Espinal, Alejandro; Bravo, Jéssica; Sandoval Aldana, Angélica; Pérez Donoso, José M.; González Nilo, Fernando Danilo; Matos, María Joao; Osorio, Edison; García Beltrán, Olimpo José; Tiznado Vásquez, William Artemio (Elsevier, 2021)
      Cocoa beans contain antioxidant molecules with the potential to inhibit type 2 coronavirus (SARS-CoV-2), which causes a severe acute respiratory syndrome (COVID-19). In particular, protease. Therefore, using in silico ...
    • The relation between persistent poor health after COVID-19 and respiratory complications or initial disease ... 
      Torres Castro, Rodrigo Hernan; Vilaró, Jordi; Torralba, Yolanda; Peroy Badal, Renata; Vasconcello Castillo, Luis Eduardo (American Thoracic Society, 2021)
    • The Netrin-1-Neogenin-1 signaling axis controls neuroblastoma cell migration via integrin-beta 1 and focal ... 
      Villanueva, Andrea A.; Sánchez Gómez, Pilar; Muñoz Palma, Ernesto Fabián; Puvogel Vittini, Sofía; Casas, Bárbara S.; Arriagada, Cecilia; Peña Villalobos, Isaac Jonathan; Lois, Pablo; Ramírez Orellana, Manuel; Lubieniecki, Fabiana; Casco Claro, Fernando; Gallegos, Iván; García Castro, Javier; Torres, Vicente A.; Palma Alvarado, Verónica Alejandra (Taylor & Francis, 2021)
      Neuroblastoma is a highly metastatic tumor that emerges from neural crest cell progenitors. Focal Adhesion Kinase (FAK) is a regulator of cell migration that binds to the receptor Neogenin-1 and is upregulated in ...
    • The macrophage response is driven by mesenchymal stem cell-mediated metabolic reprogramming 
      Luque Campos, Noymar Jesús; Bustamante Barrientos, Felipe A.; Pradenas, Carolina; García, Cynthia; Araya, María Jesús; Bohaud, Candice; Contreras López, Rafael; Elizondo Vega, Roberto; Djouad, Farida; Luz-Crawford, Patricia Alejandra; Vega Letter, Ana María (Frontiers Media, 2021)
      Mesenchymal stem cells (MSCs) are multipotent adult stromal cells widely studied for their regenerative and immunomodulatory properties. They are capable of modulating macrophage plasticity depending on various ...
    • The international science and evidence-based education assessment 
      Duraiappah, Anantha; Van Atteveldt, Nienke; Asah, Stanley; Borst, Gregoire; Bugden, Stephanie; Buil, J. Marieke; Ergas, Oren; Fraser, Stephen; Mercier, Julien; Restrepo Mesa, Juan Felipe; Mizala Salces, Alejandra; Mochizuki, Yoko; Okano, Kaori; Piech, Christopher; Pugh, Kenneth; Ramaswamy, Rajiv; Chatterjee Singh, Nandini; Vickers, Edward (Nature, 2021)
      Education is indispensable for the flourishing of people from all backgrounds and stages of life. However, given the accelerating demographic, environmental, economical, socio-political, and technological changes—and their ...
    • The impact of socioeconomic and phenotypic traits on self‑perception of ethnicity in Latin America 
      Paschetta, Carolina; Azevedo, Soledad De; Ramallo, Virginia; Cintas, Celia; Pérez, Orlando; Navarro, Pablo; Bandieri, Lucas; Quinto Sánchez, Mirsha; Adhikari, Kaustubh; Bortolini, M. Catira; Poletti Ferrara, Giovanni; Gallo, Carla; Bedoya, Gabriel; Rothhammer Engel, Francisco; Acuña Alonzo, Víctor; Ruiz Linares, Andrés; González José, Rolando (Nature, 2021)
      Self-perception of ethnicity is a complex social trait shaped by both, biological and non-biological factors. We developed a comprehensive analysis of ethnic self-perception (ESP) on a large sample of Latin American ...
    • The burden of excessive saturated fatty acid intake attributed to ultra-processed food consumption: a study ... 
      Martínez Steele, Eurídice; Batis, Carolina; Cediel Giraldo, Gustavo Andrés; Da Costa Louzada, María Laura; Khandpur, Neha; Machado, Priscila; Moubarac, Jean-Claude; Rauber, Fernanda; Reyes Jedlicki, Marcela Adriana; Bertazzi Levy, Renata; Monteiro, Carlos A. (Cambridge Univ Press, 2021)
      Cross-sectional nutritional survey data collected in eight countries were used to estimate saturated fatty acid intakes. Our objective was to estimate the proportion of excessive saturated fatty acid intakes (>10 % of ...
    • The 2018 reawakening and eruption dynamics of Steamboat Geyser, the world’s tallest active geyser 
      Reed, Mara H.; Muñoz Sáez, Carolina; Hajimirza, Sahand; Wu, Sin-Mei; Barth, Anna; Girona, Társilo; Rasht Behesht, Majid; White, Erin B.; Karplus, Marianne S.; Hurwitz, Shaul; Manga, Michael (Natl Acad Sciences, 2021)
      Steamboat Geyser in Yellowstone National Park’s Norris Geyser Basin began a prolific sequence of eruptions in March 2018 after 34 y of sporadic activity. We analyze a wide range of datasets to explore triggering mechanisms ...
    • Emisiones de CO2 asociadas a los procesos de fabricación y uso de buses con motor diésel y eléctricos del ... 
      Lizama Valenzuela, Franco Sebastián (Universidad de Chile, 2021)
      En la última década se ha impulsado el uso de vehículos eléctricos en reemplazo de los vehículos con motores de combustión interna como alternativa para combatir el cambio climático, ya que no generan emisiones directas ...
    • Distribución latitudinal de macroinvertebrados bentónicos en ríos de siete cuencas hidrográficas de la zona ... 
      Salcedo Díaz, Flavia Francia (Universidad de Chile., 2022)
      Dadas sus características geográficas, Chile posee un patrón distintivo de variación en su diversidad en el que la gran mayoría de los grupos de plantas y animales presentan la mayor biodiversidad entre los 35° y los 40° ...
    • Monografía de la superfamilia fulgoroidea (insectario: Hemiptera: auchenorrhyncha) en Chile 
      Campodónico Wagemann, Juan Francisco (Universidad de Chile, 2020)
      Se catalogan las 87 especies de Fulgoroidea registradas para Chile pertenecientes a 12 familias. La presencia de cuatro especies se considera dudosa. Se recopilan antecedentes nomenclaturales, distribucionales y de plantas ...
    • Relación entre la comunidad de aves y variables del hábitat local y del paisaje en Santiago, Región Metropolitana 
      Foncea Araneda, Joaquín Francisco (Universidad de Chile, 2020)
      La urbanización ha transformado considerablemente el paisaje, impactando negativamente los ecosistemas. Para brindar evidencia científica que permita manejar el hábitat urbano para la conservación de aves, se evaluaron las ...
    • Caracterización de compuestos bioactivos y concentración de micro/macronutrientes en frutos de cerezo (Prunus ... 
      Calvez López, Gaelle Marine Annick (Universidad de Chile, 2020)
      En la actualidad, el desafío de alimentar a una población cada vez más numerosa e informada sobre lo que consume y entregarle alimentos que tengan alta calidad nutricional y que promuevan una buena salud, es una realidad. ...
    • Molecules with ALMA at Planet-forming Scales (MAPS). V. CO Gas Distributions 
      Zhang, Ke; Booth, Alice S.; Law, Charles J.; Bosman, Arthur D.; Schwarz, Kamber R.; Bergin, Edwin A.; Oberg, Karin; Andrews, Sean M.; Guzmán, Viviana V.; Walsh, Catherine; Qi, Chunhua; van 't Hoff, Merel L. R.; Long, Feng; Wilner, David J.; Huang, Jane; Czekala, Ian; Ilee, John D.; Cataldi, Gianni; Bergner, Jennifer B.; Aikawa, Yuri; Teague, Richard; Bae, Jaehan; Loomis, Ryan A.; Calahan, Jenny K.; Alarcón, Felipe; Menard, Francois; Le Gal, Romane; Sierra, Aníbal; Yamato, Yoshihide; Nomura, Hideko; Tsukagoshi, Takashi; Pérez Muñoz, Laura; Trapman, León; Liu, Yao; Furuya, Kenji (IOP, 2021)
      Here we present high-resolution (15–24 au) observations of CO isotopologue lines from the Molecules with ALMA on Planet-forming Scales (MAPS) ALMA Large Program. Our analysis employs observations of the (J = 2–1) and (1–0) ...
    • Molecules with ALMA at Planet-forming Scales (MAPS). XVIII. Kinematic Substructures in the Disks of HD ... 
      Teague, Richard; Bae, Jaehan; Aikawa, Yuri; Andrews, Sean M.; Bergin, Edwin A.; Bergner, Jennifer B.; Boehler, Yann; Booth, Alice S.; Bosman, Arthur D.; Cataldi, Gianni; Czekala, Ian; Guzmán, Viviana V.; Huang, Jane; Ilee, John D.; Law, Charles J.; Le Gal, Romane; Long, Feng; Loomis, Ryan A.; Menard, Francois; Oberg, Karin; Pérez Muñoz, Laura; Schwarz, Kamber R.; Sierra, Aníbal; Walsh, Catherine; Wilner, David J.; Yamato, Yoshihide; Zhang, Ke (IOP, 2021)
      We explore the dynamical structure of the protoplanetary disks surrounding HD 163296 and MWC 480 as part of the Molecules with ALMA at Planet-forming Scales (MAPS) large program. Using the J = 2-1 transitions of (CO)-C-12, ...
    • Characterization of dense Planck clumps observed with Herschel and SCUBA-2 
      Mannfors, E.; Juvela, M.; Bronfman Aguiló, Leonardo Jaime; Eden, D. J.; Kim, G.; Kim, K.-T.; Kirppu, H.; Liu, T.; Montillaud, J.; Parsons, H.; Sanhueza, P.; Shang, H.; Soam, A.; Tatematsu, K.; Traficante, A.; Vaisala, M. S.; Lee, C. W. (EDP Sciences, 2021)
      Context. Although the basic processes of star formation (SF) are known, more research is needed on SF across multiple scales and environments. The Planck all-sky survey provided a large catalog of Galactic cold clouds and ...
    • Effect of positive end-expiratory pressure on lung injury and haemodynamics during experimental acute ... 
      Araos, Joaquín; Alegría, Leyla; García, Aline; Cruces, Pablo; Soto, Dagoberto; Erranz, Benjamín; Salomón, Tatiana; Medina, Tania; García, Patricio; Dubo, Sebastián; Bachmann, Maria C.; Basoalto, Roque; Valenzuela, Emilio D.; Rovegno, Maximiliano; Vera, Magdalena; Retamal, Jaime; Cornejo Rosas, Rodrigo Alfredo; Bugedo, Guillermo; Bruhn, Alejandro (Elsevier, 2021)
      Background: Lung rest has been recommended during extracorporeal membrane oxygenation (ECMO) for severe acute respiratory distress syndrome (ARDS). Whether positive end-expiratory pressure (PEEP) confers lung protection ...