Now showing items 9476-9495 of 92398

    • María Ulloa, Teresa Flores; Loriana Castillo, D.; Fresia Solís, F.; Gabriela Arévalo, P.; Jorge Rojas, Z. (2012)
      Bacterial colonization in patients with burns skin without infection and outpatient management has been poorly studied. Objective: To quantify and identify the type of bacteria that colonize healthy body areas homologous ...
    • Fernández Gómez, Beatriz; Maldonado, Jonathan; Mandakovic, Dinka; Gaete, Alexis; Gutiérrez, Rodrigo A.; Maass Sepúlveda, Alejandro; Cambiazo, Veronica; González, Mauricio (Nature Publishing Group, 2019)
      The rhizosphere is considered the primary place for soil microbiome differentiation and plays a key role in plant survival, especially for those subjected to environmental stress. Using high-throughput sequencing of the ...
    • Aguilar, Pablo; Dorador, Cristina; Vila Pinto, Irma; Sommaruga, Ruben (Frontiers Media S.A., 2019)
      Copyright © 2019 Aguilar, Dorador, Vila and Sommaruga.Species of the genus Nostoc (Cyanobacteria) can form large colonies of up to several centimeters in diameter that may represent a unique habitat for bacteria in ...
    • Espejo Torres, Romilio; Romero Ormazábal, Jaime (1997)
      Most copper bioleaching plants operate with a high concentration of sulfate salts caused by the continuous addition of sulfuric acid and the recycling of the leaching solution. Since the bacteria involved in bioleaching ...
    • Fernández-Gómez, Beatriz; Díez, Beatriz; Polz, Martin F.; Arroyo, José Ignacio; Alfaro, Fernando D.; Marchandon, Germán; Sanhueza, Cynthia; Farías, Laura; Trefault, Nicole; Marquet, Pablo A.; Molina-Montenegro, Marco A.; Sylvander, Peter; Snoeijs-Leijonmalm, Pauline (Nature Publishing Group, 2019)
      © 2018, International Society for Microbial Ecology.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 ...
    • Orlando, Julieta Laura; Alfaro, Marco; Bravo, Lorena; Guevara, Rafael; Carú Marambio, Margarita (PERGAMON-ELSEVIER SCIENCE LTD, 2010-04-08)
      The Atacama Desert, located in northern Chile, is one of the driest deserts on the Earth. However, in some years, short and sporadic rainfall in the southern end of this desert has increased the soil moisture that produces ...
    • Dorador, Cristina; Castillo, Gabriela; Witzel, Karl-Paul; Vila Pinto, Irma (2007)
      Rape] reservoir is an eutrophic system in Chile that has undergone a series of anthropogenic impacts in recent decades. To provide a better understanding of the processes occurring in the reservoir, we examined bacterial ...
    • Dorador, Cristina; Castillo, Gabriela; Witzel, Karl-Paul; Vila Pinto, Irma (2007)
      Rape] reservoir is an eutrophic system in Chile that has undergone a series of anthropogenic impacts in recent decades. To provide a better understanding of the processes occurring in the reservoir, we examined bacterial ...
    • George Carreño, Sergio Andrés; Aguilera, Ximena; Gallardo Schall, Pablo Alfredo; Farfán Urzúa, Mauricio Javier; Lucero Álvarez, Yalda Cecilia; Torres, Juan Pablo; Vidal Álvarez, Roberto Mauricio; O'Ryan Gallardo, Miguel Luis (Frontiers Media, 2022)
      Gut microbiota composition during the first years of life is variable, dynamic and influenced by both prenatal and postnatal factors, such as maternal antibiotics administered during labor, delivery mode, maternal diet, ...
    • Meruane, Gabriel; Vargas Valero, Tomás (ELSEVIER, 2003-10)
      The oxidation of ferrous iron by Acidithiobacillus ferrooxidans in the pH range 2.5-7.0 was characterized. In order to measure the rate of bacterial oxidation of ferrous iron with A. ferrooxidans in this high pH range, a ...
    • Seeger, Michael; Timmis, Kenneth; Hofer, Bernd (1997)
      Polychlorinated biphenyls (PCBs) are one of the most widely distributed chlorinated pollutants in the environment. Bioremedation seems to be a promising approach for the clean-up of PCB-contaminated soils and aquatic ...
    • Godoy, Jose M.; Godoy, Andres N.; Ribalta, Gloria; Largo, Isabel (2011)
      Objective. To assess the association between pathogenic bacteria found in bronchoalveolar lavages and paranasal cavity cultures in patients with cystic fibrosis (CF) who underwent endonasal endoscopic sinus surgery. The ...
    • Oetiker, N.; Muñoz Villagrán, C; Vásquez, C. C.; Bravo, D.; Pérez Donoso, J. M. (Wiley, 2020)
      Aim: Fluorescent semiconductor nanoparticles or quantum dots (QDs) have excellent properties as photosensitizers in photodynamic therapy. This is mainly a consequence of their nanometric size and the generation of ...
    • Pizarro, José; Jedlicki Corbeaux, Eugenia; Orellana Orellana, Omar; Romero Ormazábal, Jaime; Espejo Torres, Romilio (1996)
      The composition of bacterial populations in copper bioleaching systems was investigated by analysis of DNA obtained either directly from ores or leaching solutions or after laboratory cultures. This analysis consisted of ...
    • San Martín Núñez, Betty; Kruze, Juan; Morales Miranda, María Angélica; Agüero Eguiluz, Hernán; Leon, B.; Espinoza, S.; Iragüen Contreras, Daniela; Puga Cavieres, Juan; Borie Polanco, Consuelo (2002)
      Antimicrobial chemotherapy in human and veterinary medicine is one of the most important therapeutic tool against pathogenic agents causing infectious diseases; nevertheless, the development of multiple resistant strains ...
    • Órdenes Aenishanslins, Nicolás; Anziani Ostuni, Giovanni; Monrás, Juan Pablo; Tello, Alejandra; Bravo Rodríguez, Denisse; Toro Ascuy, Daniela; Soto Rifo, Ricardo; Prasad, Paras N.; Pérez Donoso, José (MDPI, 2020)
      In this study, we introduce a biological method for the production of ternary Quantum Dots (QDs): complex nanostructures with tunable optical and structural properties that utilizes post-synthesis modifications through ...
    • Díaz Celis, Cesar; Risca, Viviana I.; González Hurtado, Felipe Adolfo; Polka, Jessica K.; Hansen, Scott D; Maturana, Daniel; Lagos Mónaco, Rosalba; Mullins, R. Dyche; Monasterio Opazo, Octavio (American Society for Microbiology, 2017)
      Bacteria of the genus Prosthecobacter express homologs of eukaryotic alpha- and beta-tubulin, called BtubA and BtubB (BtubA/B), that have been observed to assemble into filaments in the presence of GTP. BtubA/B polymers ...
    • Urrutia, Arles; Garcia-Angulo, Victor A.; Cortés Fuentes, Andrés; Caneo, Mauricio; Legüe, Marcela; Urquiza, Sebastián; Delgado, Scarlett E.; Ugalde, Juan; Burdisso, Paula; Calixto, Andrea (Public Library Science, 2020)
      Caenorhabditis elegans and its cognate bacterial diet comprise a reliable, widespread model to study diet and microbiota effects on host physiology. Nonetheless, how diet influences the rate at which neurons die remains ...
    • Izquierdo Tramon, Mariana Andrea (Universidad de Chile, 2019)
      Las cepas de Escherichia coli diarreogénicas (ECD) son importantes agentes etiológicos de diarrea en niños menores de 5 años. La capacidad de las cepas de ECD para colonizar el epitelio intestinal se relaciona con la ...
    • Veas Mattheos, Karla (Universidad de Chile, 2022)
      Los líquenes son ecosistemas autosostenibles conformados por un compañero fúngico, uno o más integrantes fotosintéticos, y un número indeterminado de microorganismos. La composición de su comunidad bacteriana dependerá ...