Now showing items 39533-39552 of 91357

    • Sáez Pons, Juan José Tomás. (Universidad de Chile, 2018)
      Los linfocitos B (LB) son las únicas células del sistema inmune capaces de producir anticuerpos. La activación de LB comienza con el reconocimiento de un antígeno específico en la superficie de una célula presentadora, ...
    • Marino, S.; Matra, L.; Stark, C.; Wyatt, M. C.; Casassus Montero, Simón; Kennedy, G.; Rodríguez, D.; Zuckerman, B.; Pérez, S.; Dent, William R. F.; Kuchner, M.; Hughes, A.M.; Schneider, G.; Steele, A.; Roberge, A.; Donaldson, J.; Nesvold, E. (2016)
      An increasing number of observations have shown that gaseous debris discs are not an exception. However, until now, we only knew of cases around A stars. Here we present the first detection of (CO)-C-12 (2-1) disc emission ...
    • Rivera Neumann, Macarena (Universidad de Chile, 2019)
      En esta investigación se busca examinar el rol de la indumentaria como un elemento mediador entre el individuo y su entorno, tanto social como material. En ese sentido, la indumentaria podría ser considerada como un ...
    • Castañeda Álvarez, C.; Prodan, Simona; Rosales, I. M.; Aballay Espinoza, Erwin (Wiley-Blackwell, 2016)
      AimsTo identify enzymes and metabolites in the rhizobacteria filtrates that have a nematicidal effect on Xiphinema index and perform molecular characterization of the strains evaluated. Methods and ResultsA series of ...
    • Villegas, Daniel; Handford, Michael; Alcalde, José; Pérez Donoso, Alonso (Elsevier, 2016)
      Anthocyanins are secondary metabolites synthesized in grape berry skins via the phenylpropanoid pathway, with functions ranging from skin coloration to protection against pathogens or UV light. Accumulation of these compounds ...
    • Sosoniuk Roche, Eduardo Rodrigo; Vallejos, Gerardo; Aguilar Guzmán, Lorena Andrea; Pizarro Bauerle, Javier; Weinberger, Katherine; Rosas, Carlos; Valck Calderón, Carolina Eliana; Michalak, Marek; Ferreira, Arturo (Elsevier GmbH, 2017)
      © 2016 Elsevier GmbH Chagas disease is an endemic pathology in Latin America, now emerging in developed countries, caused by the intracellular protozoan Trypanosoma cruzi, whose life cycle involves three stages: amastigotes, ...
    • Sosoniuk Roche, Eduardo Rodrigo; Vallejos, G.; Aguilar Guzmán, Lorena Andrea; Pizarro Bauerle, Javier; Weinberger, K.; Rosas Chuñil, Carlos; Valck Calderón, Carolina Eliana; Michalak, Marek (2016)
      Chagas disease is an endemic pathology in Latin America, now emerging in developed countries, causedby the intracellular protozoan Trypanosoma cruzi, whose life cycle involves three stages: amastigotes,epimastigotes, and ...
    • García Rojas, Miguel; Meneses, M.; Oviedo, Kristen; Carrasco, Carlos; Defilippi, Bruno; González Aguero, Mauricio; León, Gabriel; Hinrichsen, Patricio (Elsevier, 2018)
      Most table grape (Vitis vinifera L.) varieties require gibberellic acid (GA(3)) applications to obtain an adequate berry size in order to satisfy market requirements. However, GA(3) treatments also produce severe berry ...
    • Gajardo Carrasco, Tania; Morales, Rodrigo A.; Campos Mora, Mauricio; Campos Acuña, Javier; Pino Lagos, Karina (Wiley-Blackwell, 2015)
      Interleukin-33 (IL-33) has been a focus of study because of its variety of functions shaping CD4+ T-cell biology. In the present work, we evaluated the modulatory effect of IL-33 on suppressor cells in an in vivo ...
    • Gajardo, Tania; Morales, Rodrigo A.; Campos Mora, Mauricio; Campos Acuña, Javier; Pino Lagos, Karina (Blackwell Publishing Ltd, 2015)
      © 2015 John Wiley & Sons Ltd. Interleukin-33 (IL-33) has been a focus of study because of its variety of functions shaping CD4+ T-cell biology. In the present work, we evaluated the modulatory effect of IL-33 on suppressor ...
    • Ortega, Rodrigo; López, Vladimir; Carrasco, Ximena; Anllo-Vento, Lourdes; Aboitiz, Francisco (2013)
      Visual spatial orienting of attention towards exogenous cues has been one of the attentional functions considered to be spared in ADHD. Here we present a design in which 60 (30 ADHD) children, age: 10.9±1.4, were asked to ...
    • Ortega, Rodrigo; López, Vladimir; Carrasco Álvarez, Ximena; Anllo Vento, Lourdes; Aboitiz Domínguez, Francisco Javier (ElsevierB.V., 2013)
      Visual spatial orienting of attention towards exogenous cues has been one of the attentional functions considered to be spared in ADHD. Here we present a design in which 60 (30 ADHD) children, age: 10.9±1.4, were asked to ...
    • Villanueva Bianchini, Pía; Nudel, Ron; Hoischen, Alexander; Fernández, María Angélica; Simpson, Nuala H.; Gilissen, Christian; Reader, Rose H.; Jara Sosa, Lilian; Echeverry, María Magdalena; Francks, Clyde; Baird, Gillian; Conti-Ramsden, Gina; O’Hare, Anne; Bolton, Patrick F.; Hennessy, Elizabeth R.; Palomino, Hernán; Carvajal Carmona, Luis; Veltman, Joris A.; Cazier, Jean-Baptiste; Barbieri Ortiz, Zulema de,; Fisher, Simon E.; Newbury, Dianne F. (Public Library Science, 2015)
      Children affected by Specific Language Impairment (SLI) fail to acquire age appropriate language skills despite adequate intelligence and opportunity. SLI is highly heritable, but the understanding of underlying genetic ...
    • Aravena Negrioli, Jorge E.; Garín Mardones, Héctor F. (Universidad de Chile, 2000)
      Este trabajo pretende exponer sucintamente las características de una ley de reparación en el marco del sistema previsional chileno. A través de un método inductivo-deductivo se abordan diversos aspectos de la ley sobre ...
    • Díaz Fuenzalida, Mauricio Javier (2018)
      Acidithiobacillus thiooxidans es una bacteria que obtiene energía metabólica y poder reductor a partir de la oxidación de compuestos reducidos de azufre. En estado natural, esta bacteria se encuentra junto con otros ...
    • Sánchez, Catherine A.; Andahur, Eliana I.; Valenzuela, Rodrigo; Castellon Vera, Enrique; Fulla, Juan A.; Ramos, Christian G.; Trivino, Juan C. (IMPACT JOURNALS LLC, 2016)
      The different prostate cancer (PCa) cell populations (bulk and cancer stem cells, CSCs) release exosomes that contain miRNAs that could modify the local or premetastatic niche. The analysis of the differential expression ...
    • Sánchez, Catherine A.; Andahur, Eliana I.; Valenzuela, Rodrigo; Castellón Vera, Enrique; Fulla Ortiz, Juan; Ramos, Christian G.; Triviño, Juan C. (IMPACT JOURNALS LLC, 2015)
      The different prostate cancer (PCa) cell populations (bulk and cancer stem cells, CSCs) release exosomes that contain miRNAs that could modify the local or premetastatic niche. The analysis of the differential expression ...
    • Lobos González, Lorena; Bustos, Rocío; Campos, América; Silva, Valeria; Silva, Verónica; Jeldes, Emanuel; Salomón, Carlos; Varas Godoy, Manuel; Cáceres Verschae, Albano; Durán, Eduardo; Vera, Tamara; Ezquer, Fernando; Ezquer, Marcelo; Burzio, Verónica A.; Villegas, Jaime (Nature, 2020)
      During intercellular communication, cells release extracellular vesicles such as exosomes, which contain proteins, ncRNAs and mRNAs that can influence proliferation and/or trigger apoptosis in recipient cells, and have ...
    • Rojas, Pablo; Castro, Sergio A.; Vila Pinto, Irma del Carmen; Jaksic Andrade, Fabian Miguel (Elsevier, 2021)
      In the freshwater basins of central Chile, 28 exotic species have been introduced, which have contributed to increase taxonomic diversity. Nevertheless, how these species have modified the components of functional ...
    • Muñoz-Rojas, Pablo; Castro, Sergio A.; Vila, Irma; Jaksic, Fabián M. (Elsevier, 2020)
      The Neotropical region is an important reservoir of functional diversity of freshwater fish in the world. Recent studies have shown that functional and taxonomic diversity in this region has increased as a consequence of ...