Mostrando ítems 1381-1400 de 1852

    • Intestinal epithelial cell-specific RAR alpha depletion results in aberrant epithelial cell homeostasis and underdeveloped immune system 

      De Calisto, J. [Univ Mayor, Dent Sch, Ctr Genom & Bioinformat, Fac Sci, Santiago, Chile]; Jijon, H. B.; Suárez-López, L.; Díaz, O. E.; Das, S.; Yaffe, M. B.; Pittet, M. J.; Mora, J. R.; Belkaid, Y.; Xavier, R. J.; Villablanca, E. J. (NATURE PUBLISHING GROUP, 2018)
      Retinoic acid (RA), a dietary vitamin A metabolite, is crucial in maintaining intestinal homeostasis. RA acts on intestinal leukocytes to modulate their lineage commitment and function. Although the role of RA has been ...
    • Fungal Planet description sheets: 785-867 

      Madrid, H. [Univ Mayor, Fac Ciencias, Ctr Genom & Bioinformat, Camino Piramide 5750, Santiago, Chile]; Crous, P. W.; Luangsa-ard, J. J.; Wingfield, M. J.; Carnegie, A. J.; Hernández-Restrepo, M.; Lombard, L.; Roux, J.; Barreto, R. W.; Baseia, I. G.; Cano-Lira, J. F.; Martin, M. P.; Morozova, O. V.; Stchigel, A. M.; Summerell, B. A.; Brandrud, T. E.; Dima, B.; García, D.; Giraldo, A.; Guarro, J.; Gusmao, L. F. P.; Khamsuntorn, P.; Noordeloos, M. E.; Nuankaew, S.; Pinruan, U.; Rodríguez-Andrade, E.; Souza-Motta, C. M.; Thangavel, R.; van Iperen, A. L.; Abreu, V. P.; Accioly, T.; Alves, J. L.; Andrade, J. P.; Bahram, M.; Baral, H. -O.; Barbier, E.; Barnes, C. W.; Bendiksen, E.; Bernard, E.; Bezerra, J. D. P.; Bezerra, J. L.; Bizio, E.; Blair, J. E.; Bulyonkova, T. M.; Cabral, T. S.; Caiafa, M. V.; Cantillo, T.; Colman, A. A.; Conceicao, L. B.; Cruz, S.; Cunha, A. O. B.; Darveaux, B. A.; da Silva, A. L.; da Silva, G. A.; da Silva, G. M.; da Silva, R. M. F.; de Oliveira, R. J. V.; Oliveira, R. L.; De Souza, J. T.; Duenas, M.; Evans, H. C.; Epifani, F.; Felipe, M. T. C.; Fernandez-López, J.; Ferreira, B. W.; Figueiredo, C. N.; Filippova, N. V.; Flores, J. A.; Gene, J.; Ghorbani, G.; Gibertoni, T. B.; Glushakova, A. M.; Healy, R.; Huhndorf, S. M.; Iturrieta-González, I.; Javan-Nikkhah, M.; Juciano, R. F.; Jurjevic, Z.; Kachalkin, A. V.; Keochanpheng, K.; Krisai-Greilhuber, I.; Li, Y. -C.; Lima, A. A.; Machado, A. R.; Madrid, H.; Magalhaes, O. M. C.; Marbach, P. A. S.; Melanda, G. C. S.; Miller, A. N.; Mongkolsamrit, S.; Nascimento, R. P.; Oliveira, T. G. L.; Ordonez, M. E.; Orzes, R.; Palma, M. A.; Pearce, C. J.; Pereira, O. L.; Perrone, G.; Peterson, S. W.; Pham, T. H. G.; Piontelli, E.; Pordel, A.; Quijada, L.; Raja, H. A.; de Paz, E. Rosas; Ryvarden, L.; Saitta, A.; Salcedo, S. S.; Sandoval-Denis, M.; Santos, T. A. B.; Seifert, K. A.; Silva, B. D. B.; Smith, M. E.; Soares, A. M.; Sommai, S.; Sousa, J. O.; Suetrong, S.; Susca, A.; Tedersoo, L.; Telleria, M. T.; Thanakitpipattana, D.; Valenzuela-López, N.; Visagie, C. M.; Zapata, M.; Groenewald, J. Z. (RIJKSHERBARIUM, 2018)
      Novel species of fungi described in this study include those from various countries as follows: Angola, Gnomoniopsis angolensis and Pseudopithomyces angolensis on unknown host plants. Australia, Dothiora cotymbiae on ...
    • Genome-wide circulating microRNA expression profiling reveals potential biomarkers for amyotrophic lateral sclerosis 

      Manuel Matamala, José [Univ Mayor, Ctr Genom & Bioinformat, Fac Sci, Santiago, Chile]; Arias-Carrasco, Raúl [Univ Mayor, Ctr Genom & Bioinformat, Fac Sci, Santiago, Chile]; Sánchez, Carolina [Univ Mayor, Ctr Genom & Bioinformat, Fac Sci, Santiago, Chile]; Uhrig, Markus [Univ Mayor, Ctr Genom & Bioinformat, Fac Sci, Santiago, Chile]; Maracaja-Coutinho, Vinicius [Univ Mayor, Ctr Genom & Bioinformat, Fac Sci, Santiago, Chile]; Manque, Patricio [Univ Mayor, Ctr Genom & Bioinformat, Fac Sci, Santiago, Chile]; Bargsted, Leslie; Matus, Soledad; Abarzúa, Sebastián; van Zundert, Brigitte; Verdugo, Renato (ELSEVIER SCIENCE INC, 2018)
      The occurrence of mutations of TDP-43, FUS, and C9ORF72 in amyotrophic lateral sclerosis (ALS) suggests pathogenic alterations to RNA metabolism and specifically to microRNA (miRNA) biology. Moreover, several ALS-related ...
    • Genomic positional conservation identifies topological anchor point RNAs linked to developmental loci 

      Arias-Carrasco, Raúl [Univ Mayor, Fac Ciencias, Ctr Genom & Bioinformat, Santiago, Chile]; Maracaja-Coutinho, Vinicius [Univ Mayor, Fac Ciencias, Ctr Genom & Bioinformat, Santiago, Chile]; Amaral, Paulo P.; Leonardi, Tommaso; Han, Namshik; Vire, Emmanuelle; Gascoigne, Dennis K.; Buscher, Magdalena; Pandolfini, Luca; Zhang, Anda; Pluchino, Stefano; Nakaya, Helder, I; Hemberg, Martin; Shiekhattar, Ramin; Enright, Anton J.; Kouzarides, Tony (BMC, 2018)
      Background: The mammalian genome is transcribed into large numbers of long noncoding RNAs (lncRNAs), but the definition of functional lncRNA groups has proven difficult, partly due to their low sequence conservation and ...
    • Synthesis and properties of new aromatic polyimides containing spirocyclic structures 

      Coll, Deysma [Univ Mayor, Fac Ciencias, Nucleo Quim & Bioquim, Santiago, Chile]; Ortíz, Pablo A. [Univ Mayor, Nucleo Quim & Bioquim, Fac Estudios Interdisciplinarios, Santiago, Chile]; Terraza, C. A.; Tagle, L. H.; Santiago-García, J. L.; Canto-Acosta, R. J.; Aguilar-Vega, M.; Hauyon, R. A.; Pérez, G.; Herran, L.; Comesana-Gandara, B.; McKeown, N. B.; Tundidor-Camba, A. (ELSEVIER SCI LTD, 2018)
      The synthesis of three novel aromatic polyimides (PIs) containing spiro units is described. These PIs are soluble at room temperature in most common organic solvents, facilitating their processability. Additionally, they ...
    • A regulatory RNA is involved in RNA duplex formation and biofilm regulation in Sulfolobus acidocaldarius 

      Orell, Alvaro [Univ Mayor, Fac Ciencias, Ctr Genom & Bioinformat, Santiago, Chile]; Maracaja-Coutinho, Vinicius [Univ Mayor, Fac Ciencias, Ctr Genom & Bioinformat, Santiago, Chile]; Aliaga-Tobar, Victor [Univ Mayor, Vicerrectoria Invest, Programa Doctorado Genom Integrat, Santiago, Chile]; Tripp, Vanessa; Albers, Sonja-Verena; Randau, Lennart (OXFORD UNIV PRESS, 2018)
      Non-coding RNAs (ncRNA) are involved in essential biological processes in all three domains of life. The regulatory potential of ncRNAs in Archaea is, however, not fully explored. In this study, RNA-seq analyses identified ...
    • A scoping systematic review of social stressors and various measures of telomere length across the life course 

      Calvo, Esteban [Univ Mayor, Fac Humanidades, Soc & Hlth Res Ctr, Santiago, Chile]; Willis, Margaret; Reid, Shaina N.; Staudinger, Ursula M.; Factor-Litvak, Pam (ELSEVIER IRELAND LTD, 2018)
      Numerous studies examine the relationship between social stressors and telomere length (TL). Beyond considering methods and major findings, this scoping systematic review takes a novel approach as it groups studies according ...
    • Surface electromyographic amplitude does not identify differences in neural drive to synergistic muscles 

      Martínez-Valdés, Eduardo [Univ Mayor, Ctr Invest Fisiol Ejercicio CIFE, Santiago, Chile]; Negro, Francesco; Falla, Deborah; De Nunzio, Alessandro Marco; Farina, Dario (AMER PHYSIOLOGICAL SOC, 2018)
      Surface electromyographic (EMG) signal amplitude is typically used to compare the neural drive to muscles. We experimentally investigated this association by studying the motor unit (MU) behavior and action potentials in ...
    • ER Proteostasis Control of Neuronal Physiology and Synaptic Function 

      Martínez, Gabriela [Univ Mayor, Ctr Integrat Biol, Santiago, Chile]; Khatiwada, Sanjeev; Costa-Mattioli, Mauro; Hetz, Claudio (ELSEVIER SCIENCE LONDON, 2018)
      Neuronal proteostasis is maintained by the dynamic integration of different processes that regulate the synthesis, folding, quality control, and localization of proteins. The endoplasmic reticulum (ER) serves as a fundamental ...
    • Nutrient Transport Driven by Microbial Active Carpets 

      Guzmán-Lastra, Francisca [Univ Mayor, Fac Ciencias, Av Manuel Montt 367, Santiago 7500994, Chile]; Mathijssen, Arnold J. T. M.; Kaiser, Andreas; Lowen, Hartmut (AMER PHYSICAL SOC, 2018)
      We demonstrate that active carpets of bacteria or self-propelled colloids generate coherent flows towards the substrate, and propose that these currents provide efficient pathways to replenish nutrients that feed back into ...
    • Molecular mechanisms related to the hepatoprotective effects of antioxidant-rich extra virgin olive oil supplementation in rats subjected to short-term iron administration 

      González-Manan, Daniel [Univ Mayor, Fac Ciencias, Nucleo Quim & Bioquim, Santiago, Chile]; Barrera, Cynthia; Valenzuela, Rodrigo; Angel Rincón, Miguel; Espinosa, Alejandra; Echeverria, Francisca; Romero, Nalda; Videla, Luis A. (ELSEVIER SCIENCE INC, 2018)
      Enhanced iron levels in liver are associated with oxidative stress development and damage with increased fat accumulation. The aim of this work was to assess the hypothesis that antioxidant-rich extra virgin olive oil ...
    • Drought and climate change incidence on hotspot Cedrela forests from the Mata Atlantica biome in southeastern Brazil 

      Venegas-González, Alejandro [Univ Mayor, Escuela Ingn Forestal, Fac Ciencias, Santiago, Chile]; Roig, Fidel A.; Lisi, Claudio S.; Albiero-Junior, Alci; Alvares, Clayton Alcarde; Tomazello-Filho, Mario (ELSEVIER SCIENCE BV, 2018)
      The Atlantic Forest is a Neotropical biome encompassing mainly Brazil's coastline and parts of Paraguay, Uruguay, and Argentina, but today surviving largely in small degraded patches and protected areas. Being a region ...
    • International meeting on sarcoptic mange in wildlife, June 2018, Blacksburg, Virginia, USA 

      Astorga, Francisca [Univ Mayor, Fac Ciencias, Campus Huechuraba, Santiago]; Carver, Scott; Almberg, Emily S.; Sousa, Giovane R.; Wingfiele, Kimberly; Niedringhaus, Kevin D.; Van Wick, Peach; Rossi, Luca; Xie, Yue; Cross, Paul; Angelone, Samer; Gortazar, Christian; Escobar, Luis E. (BMC, 2018)
      Sarcoptic mange is a globally distributed disease caused by the burrowing mite Sarcoptes scabiei, which also causes scabies in humans. A wide and increasing number of wild mammal species are reported to be susceptible to ...
    • Can physical activity attenuate the negative association between sitting time and cognitive function among older adults? A mediation analysis 

      Celis-Morales, Carlos A. [Univ Mayor, CIFE, Santiago, Chile]; García-Hermoso, Antonio; Ramírez-Vélez, Robinson; Olloquequi, Jordi; Izquierdo, Mikel (PERGAMON-ELSEVIER SCIENCE LTD, 2018)
      The purpose of this study was to examine the combined association of sitting time and physical activity with cognitive function and to determine whether moderate-to-vigorous physical activity (MVPA) is a mediator of the ...
    • 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 ...
    • A Tomato Tocopherol-Binding Protein Sheds Light on Intracellular alpha-Tocopherol Metabolism in Plants 

      del Pozo, Talia [Univ Mayor, Fac Ciencias, Ctr Conservac & Propagac Vegetal CEPROVEG, Santiago, Chile]; Bermudez, Luisa; Lira, Bruno Silvestre; de Godoy, Fabiana; Boos, Irene; Romano, Cecilia; Previtali, Viola; Almeida, Juliana; Brehelin, Claire; Asis, Ramon; Quadrana, Leandro; Demarco, Diego; Alseekh, Saleh; Salinas Gamboa, Rigel; Pérez-Flores, Laura; Guadalupe Dominguez, Pia; Rothan, Christophe; Fernie, Alisdair Robert; González, Mauricio; Stocker, Achim; Hemmerle, Andreas; Clausen, Mads Hartving; Carrari, Fernando; Rossi, Magdalena (OXFORD UNIV PRESS, 2018)
      Tocopherols are non-polar compounds synthesized in the plastids, which function as major antioxidants of the plant cells and are essential in the human diet. Both the intermediates and final products of the tocopherol ...
    • Patterns of healthy lifestyle behaviours in older adults: Findings from the Chilean National Health Survey 2009-2010 

      Celis-Morales, Carlos A. [Univ Mayor, CIFE, Santiago, Chile]; Troncoso, Claudia; Petermann-Rocha, Fanny; Brown, Rosemary; María Leiva, Ana; Adela Martínez, María; Díaz-Martínez, Ximena; Garrido-Méndez, Alex; Poblete-Valderrama, Felipe; Iturra-González, José A.; Villagran, Marcelo; Mardones, Lorena; Salas-Bravo, Carlos; Ulloa, Natalia; García-Hermoso, Antonio; Ramírez-Velez, Robinson; Vásquez Gomez, Jaime (PERGAMON-ELSEVIER SCIENCE LTD, 2018)
      The purpose of this study was to investigate healthy lifestyle behaviours across age categories in the older population in Chile. Data from 1390 older adults (>= 60 years), in the 2009-2010 Chilean National Health Survey ...
    • Changes in the ankle muscles co-activation pattern after 5 years following total ankle joint replacement 

      Martínez-Valdés, Eduardo [Univ Mayor, Ctr Invest Fisiol Ejercicio CIFE, Santiago, Chile]; De la Fuente, Carlos; Cruz-Montecinos, Carlos; Guzmán-Venegas, Rodrigo; Arriagada, David; Pena y Lillo, Roberto; Henríquez, Hugo; Carpes, Felipe P. (ELSEVIER SCI LTD, 2018)
      Background: The Hintegra (R) arthroplasty provides inversion-eversion stability, permits axial rotation, ankle flexion-extension, and improvements of the gait patterns are expected up to 12 months of rehabilitation. However, ...
    • Quantum probe of an on-chip broadband interferometer for quantum microwave photonics 

      Ramos, Tomás [Univ Mayor, Fac Ciencias, Ctr Opt & Informac Cuant, Santiago, Chile]; Eder, P.; Goetz, J.; Fischer, M.; Pogorzalek, S.; Martínez, J. Puertas; Menzel, E. P.; Loacker, F.; Xie, E.; García-Ripoll, J. J.; Fedorov, K. G.; Marx, A.; Deppe, F.; Gross, R. (IOP PUBLISHING LTD, 2018)
      Quantum microwave photonics aims at generating, routing, and manipulating propagating quantum microwave fields in the spirit of optical photonics. To this end, the strong nonlinearities of superconducting quantum circuits ...
    • Motherhood inmigrant women in Chile: A qualitative study 

      Vollrath, Antonia [Univ Mayor, Escuela Enfermeria, San Pio X 2422, Santiago, Chile]; Arcos, Estela; Sánchez, Ximena; Bailey, Christine (ELSEVIER SCI LTD, 2018)
      Background: The adverse impact of poverty and migration in pregnant women is expressed in diverse results in reproductive, mental and child health, all of which are related to lack of documentation to reside in the country, ...


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