Now showing items 119-138 of 1301

    • Bacterial community structure in a sympagic habitat expanding with global warming: brackish ice brine at 85-90 degrees N 

      Trefault, Nicole [Univ Mayor, GEMA Ctr Genom Ecol & Environm, Santiago, Chile]; Alfaro, Fernando D. [Univ Mayor, GEMA Ctr Genom Ecol & Environm, Santiago, Chile]; Fernández-Gómez, Beatriz; Diez, Beatriz; Polz, Martin F.; Ignacio Arroyo, Jose; Marchandon, German; Sanhueza, Cynthia; Farias, Laura; Marquet, Pablo A.; Molina-Montenegro, Marco A.; Sylvander, Peter; Snoeijs-Leijonmalm, Pauline (NATURE PUBLISHING GROUP, 2019)
      Larger volumes of sea ice have been thawing in the Central Arctic Ocean (CAO) during the last decades than during the past 800,000 years. Brackish brine (fed by meltwater inside the ice) is an expanding sympagic habitat ...
    • BarR, an Lrp-type transcription factor in sulfolobus acidocaldarius, regulates an aminotransferase gene in a β-alanine responsive manner. 

      Liu, Han [Vrije Universiteit Brussel. Research Group of Microbiology, Department of Bio-engineering Sciences]; Peeters, Eveline [Chile. Universidad Mayor. Centro de Genómica y Bioinformática]; Charlier, Daniel [Vrije Universiteit Brussel. Research Group of Microbiology, Department of Bio-engineering Sciences]; Albers, Sonja‐Verena [Max Planck Institute for Terrestrial Microbiology]; Bernander,Rolf [Stockholm University]; Ann‐Christin, Lindås [Stockholm University]; van Wolferen, Marleen [Max Planck Institute for Terrestrial Microbiology]; Maes, Dominique [Vrije Universiteit Brussel. Research Group of Microbiology, Department of Bio-engineering Sciences]; Orell, Alvaro [Max Planck Institute for Terrestrial Microbiology] (Facultad de Ciencias, 2014)
      In archaea, nothing is known about the β-alanine degradation pathway or its regulation. In this work, we identify and characterize BarR, a novel Lrp-like transcription factor and the first one that has a non-proteinogenic ...
    • BARRIERS TO ICT INTEGRATION IN INTERDISCIPLINARY ARTICULATION THROUGH PHYSICAL EDUCATION 

      Alvarez Alvarez, Ariane [Univ Mayor]; Cabrera Ramos, Juan Francisco; Alamos Vásquez, Paula Alejandra; Lagos Rebolledo, Patricio Alejandro (ASOC DIDACTICA ANDALUCIA, 2019)
      There is wide recognition of the potential of Physical Education in the interdisciplinary articulation. There is also recognized the potential of Information and Communication Technologies (ICT) in the transformation of ...
    • Bartonella vinsonii subsp. berkhoffii and B. henselae in dogs 

      Bittencourt, Pedro [Univ Mayor, Fac Ciencias, Escuela Med Vet, Santiago, Chile]; Mueller, A.; Soto, F.; Sepúlveda, M.; Benevenute, J. L.; Ikeda, P.; Machado, R. Z.; Andre, M. R. (CAMBRIDGE UNIV PRESS, 2018)
      This study aimed to molecularly survey Bartonella in dogs from Chile. Quantitative real-time PCR (qPCR) for Bartonella spp. based on nuoG gene was performed in 139 blood samples taken from dogs belonging to rural localities ...
    • Basal lamina disorganisation of the acini and ducts of labial salivary glands from patients with Sjogren's syndrome: association with mononuclear cell infiltration 

      Molina, C. [Chile. Universidad Mayor]; Alliende, C. [Chile. Universidad Andrés Bello]; Aguilera, S. [Chile. Universidad Andrés Bello]; Kwon, Y-J. [Universidad de Chile. Facultad de Medicina]; Leyton, L. [Universidad de Chile. Facultad de Medicina]; Martínez, B. [Chile. Universidad Mayor]; Leyton, C. [Universidad de Chile. Facultad de Medicina]; González, M-J [Universidad de Chile. Facultad de Medicina] (CIENCIAS, 2006)
      Objective: To study the expression of laminin and type IV collagen as biomarkers of the organisation of the basal lamina of acini and ducts in labial salivary glands from patients with Sjögren’s syndrome, and to relate ...
    • Bases Metodológicas para el Diagnóstico Bacteriológico de las Infecciones por Campylobacter 

      Zaror L; Calvo M. [Chile. Universidad Mayor] (Facultad de Ciencias, 2016)
      Está estructurado desde una visión histórica, siguiendo por las características generales de su morfología y métodos de aislamientos, que los autores conocen y exponen, para que los interesados puedan desarrollar las ...
    • Beef production from dairy bulls under two different production systems and its effect on the fatty acid profile and beef quality. 

      Morales, Rodrigo [Instituto de Investigaciones Agropecuarias, INIA Remehue,Osorno, Chile]; Rojas, Claudio [Chile. INIA]; Cancino, David [Chile. Universidad Mayor, Facultad de Ciencias Silvoagropecuarias] (CIENCIAS, 2014)
      Bulls in dairy production are usually slaughtered at an early age to avoid production problems and unnecessary costs. However, the animals could be a source of additional income and better quality meat. The objective of ...
    • Bending energy of 2D materials: graphene, MoS2 and imogolite 

      González, Rafael I. [Univ Mayor, Fac Ciencias, Ctr Nanotecnol Aplicada, Santiago, Chile]; Valencia, Felipe J. [Univ Mayor, Fac Ciencias, Nucl Matemat Fis & Estadit]; Rogan, Joséé; Valdivia, Juan Alejandro; Sofo, Jorge; Kiwi, Miguel; Muñoz, Francisco (ROYAL SOC CHEMISTRY, 2018)
      The bending process of 2D materials, subject to an external force, is investigated, and applied to graphene, molybdenum disulphide (MoS2), and imogolite. For graphene we obtained 3.43 eV angstrom(2) per atom for the bending ...
    • Beneficios del ejercicio en pacientes con hipertensión pulmonar: Revisión bibliográfica 

      Bascuñán, Carolina [Chile. Universidad Mayor. Facultad de Medicina]; Cancino, Jorge [Chile. Universidad Mayor. Facultad de Medicina] (Facultad de Ciencias, 2016)
      La Hipertensión Pulmonar (HTP) es un desorden progresivo caracterizado por el incremento de la presión en arterias pulmonares1. Se caracteriza por cambios en la mayoría de las arterias pulmonares distales, lo que provoca ...
    • Beta-hydroxybutyrate attenuates the unfolded protein response and stimulates the autophagic flux after cerebral ischemia 

      Geronimo, C. [Univ Mayor, Ctr Integrat Biol, Fac Sci, Santiago, Chile]; Massieu, L.; Montiel, T.; Flores, S.; Bernal, B.; Heras, Y.; Tovar, L. (WILEY, 2019)
      Sin resumen
    • Biceps Brachii Muscle Innervation Zone Location in Healthy Subjects Using High-Density Surface Electromyography. 

      Silvestre, Rony A. [Chile. Universidad Mayor. Facultad de Medicina]; Arriagada, David A. [Chile. Universidad Mayor. Facultad de Medicina] (CIENCIAS, 2011)
      Entre las secuelas de lesiones del Sistema Nervioso Central se encuentra la espasticidad, la cual es de difícil manejo terapéutico. Los tratamientos actuales de la espasticidad consideran la administración de la toxina ...
    • Bidding behavior in the Chilean electricity market 

      Bustos-Salvagno, Javier [Chile. Universidad Mayor] (HUMANIDADES, 2015)
      Contracts in power markets are usually obscure. From recently public auctions of long-term supply contracts we can obtain information on how contract prices are determined. To understand generators' bidding behavior, this ...
    • Bienestar Psicológico y Conductas Éticas en Salud 

      Dorner Paris, Anita [Chile. Universidad de Los Lagos]; Véliz Burgos, Alexis [Chile. Universidad de Los Lagos]; Soto Salcedo, Alexis [Chile. Universidad Mayor, Chile. Escuela de Psicología] (Facultad de Humanidades, 2017)
      Se reflexiona respecto de la relación que existe entre bienestar psicológico entendido como sensación de satisfacción personal que permite relacionarse con otros de manera positiva y las conductas cotidianas en el marco ...
    • Binding and Catalytic Mechanisms of Veratryl Alcohol Oxidation by Lignin Peroxidase: A Theoretical and Experimental Study 

      Avila-Salas, Fabián [Univ Mayor, Fac Ciencias, Ctr Nanotecnol Aplicada]; Romero, Jefferson O.; Fernández-Fueyo, Elena; Recabarren, Rodrigo; Alzate-Morales, Jans; Martínez, Angel T. (ELSEVIER, 2019)
      Lignin peroxidase (LiP) and its natural substrate veratryl alcohol (VA) play a crucial role in lignin degradation by white-rot fungi. Understanding the molecular determinants for the interaction of this enzyme with its ...
    • Biocitizenship fetichism 

      Montalva Rivera, Nicolás [Univ Mayor, Ctr Invest Soc & Salud, Santiago, Chile] (UNIV CATOLICA NORTE, 2019)
      The notion of a unique turn of Western modernity in the ways of engagement between politics and life has brought the idea of a political landscape dominated by authoritative discourses promoted by an array of biological ...
    • Biocultural homogenization in Urban settings: Public knowledge of birds in city parks of Santiago, Chile 

      Celis-Diez J.L., Muñoz C.E., Marquet P.A., Armesto J.J.; Abades, Sebastián [Centro de Genómica y Bioinformatica, Facultad de Ciencias, Universidad Mayor, Chile] (MDPI AG, 2017)
      An understudied consequence of growing urbanization is the rapid and concurrent loss of native biological and cultural diversity. Here, we measured the concordance between avian species richness in public green areas of ...
    • Biofilm formation of mucosa-associated methanoarchaeal strains 

      Ehlers, Claudia [Alemania. University of Kiel]; Orell, Alvaro [Chile. Universidad Mayor. Centro de Genómica y Bioinformática]; Prasse, Daniela [Alemania. University of Kiel]; Spinner, Marlene [Alemania. University of Kiel]; Gorb, Stanislav N. [Alemania. University of Kiel]; Albers, Sonja-Verena [Alemania. Max Planck Society] (CIENCIAS, 2014)
      Although in nature most microorganisms are known to occur predominantly in consortia or biofilms, data on archaeal biofilm formation are in general scarce. Here, the ability of three methanoarchaeal strains, Methanobrevibacter ...
    • Biogeographic origin and thermal acclimation interact to determine survival and hsp90 expression in Drosophila species submitted to thermal stress 

      Trefault, Nicole [Chile. Universidad Mayor. Centro de Genómica y Bioinformática]; Piulachs, Maria-Dolors [España. Consejo Superior de Investigaciones Cientificas (CSIC) CSIC-UPF]; Belles, Xavier [España. CSIC-UPF]; Godoy-Herrera, Raúl [Chile. Universidad del Bío-Bío]; Bozinovic, Francisco [Pontificia Universidad Católica de Chile] (CIENCIAS, 2012)
      The relationship between thermal tolerance and environmental conditions has been extensively studied in Drosophila. However, comparisons of thermal tolerance of laboratory-bred flies derived from distinct geographic locations ...
    • Bioinformatic analyses of unique (orphan) core genes of the genus Acidithiobacillus: Functional inferences and use as molecular probes for genomic and metagenomic/transcriptomic interrogation 

      González, Carolina [Chile. Universidad Andres Bello. Facultad de Ciencias Biológicas]; Lazcano, Marcelo [Chile. Universidad Andres Bello. Facultad de Ciencias Biológicas]; Valdés, Jorge [Chile. Universidad Mayor. Centro de Genómica y Bioinformática]; Holmes, David S. [Chile. Universidad Andres Bello. Facultad de Ciencias Biológicas] (Facultad de Ciencias, 2016)
      Using phylogenomic and gene compositional analyses, five highly conserved gene families have been detected in the core genome of the phylogenetically coherent genus Acidithiobacillus of the class Acidithiobacillia. These ...
    • Bioleaching of Arsenic-Bearing Copper Ores 

      Serrano, Jennyfer [Univ Mayor, Escuela Biotecnol]; Antonio Díaz, José; Leiva, Eduardo (MDPI, 2018)
      World copper (Cu) production has been strongly affected by arsenic (As) content, because As-rich Cu concentrates are not desirable in the metal foundries. When As-rich Cu concentrates are processed by smelting they release ...