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Now showing items 45507-45526 of 91762

    • High prevalence of pathogenic Leptospira in alien American mink (Neovison vison) in Patagonia 
      Barros, Macarena; Sáenz Iturriaga, Leonardo Enrique; Lapierre Acevedo, Lisette; Núñez Elgueda, Camila; Medina Vogel, Gonzalo (Sociedad de Biologia de Chile, 2014)
      Leptospirosis is an important zoonosis with worldwide distribution caused by pathogenic bacteria of the genus Leptospira. The North American mink (Neovison vison) has an important role in the environmental contamination ...
    • High prevalence of Pneumocystis jirovecii dihydropteroate synthase gene mutations in patients with a first ... 
      Ponce, Carolina A.; Chabé, Magali; George, Claudio; Cárdenas, Alejandra; Durán, Luisa; Guerrero, Julia; Bustamante, Rebeca; Matos, Olga; Huang, Laurence; Miller, Robert F.; Vargas, Sergio L. (American Society for Microbiology, 2017)
      © 2017 American Society for Microbiology. All Rights Reserved.Mutations in the dihydropteroate synthase (DHPS) gene of Pneumocystis jirovecii are associated with the failure of sulfa prophylaxis. They can develop by selection ...
    • High prevalence of PNPLA3 rs738409 (I148M) polymorphism in Chilean latino population and its association ... 
      Arrese, Marco; Arab, Juan P.; Riquelme, Arnoldo; Benítez, Carlos E.; Barrera, Francisco; Soza, Alejandro; Miquel, Juan F.; Hernández Rocha, Cristian; Suazo, José; Duarte, Ignacio; Robles, Camila; Sandoval, Daniela; Santos, José Luis (Wiley & Sons, 2015)
    • High prevalence of specific language impairment in Robinson Crusoe Island. A possible founder effect Alta ... 
      Villanueva Bianchini, Pía; Barbieri Ortiz, Zulema de,; Palomino, Hernán M.; Palomino, Hernán (2008)
      Background: Specific language impairment (SLI) occurs in 2% to 8% of preschool children. Major and candidate genes are probably involved. Genetic drift is a cause for the presence of high frequencies of deleterious alleles ...
    • High proper motion stars with declinations between −30° and −40° , and right ascensions between 00 h and 10 h 40m 
      Wroblewski Cruz, Herbert; Costa Hechenleitner, Edgardo (2001)
      Proper motions, positions, nding charts and magnitudes are given for 147 newly discovered stars with proper motions larger than 0.15 arcsec/year. They were found in a search for high proper motion stars carried out in ...
    • High proportion of cactus species threatened with extinction 
      Goettsch, Bárbara; Faúndez Yancas, Luis; Guerrero Martín, Pablo; Duffy, James P.; Frances, Anne; Hernández, Héctor M.; Inger, Richard; Pollock, Caroline; Schipper, Jan; Superina, Mariella; Taylor, Nigel P.; Tognelli, Marcelo; Abba, Agustín M.; Arias, Salvador; Arreola-Nava, Hilda; Baker, Marc A.; Bárcenas, Rolando T.; Barrios, Duniel; Braun, Pierre; Butterworth, Charles A.; Búrquez, Alberto; Caceres, Fátima; Chazaro-Basañez, Miguel; Corral-Díaz, Rafael; Valle Perea, Mario del; Demaio, Pablo H.; Duarte de Barros, Williams; Durán, Rafael; Faúndez Yancas, Luis; Felger, Richard S.; Fitz-Maurice, Betty; Fitz-Maurice, Walter; Gann, George; Gómez-Hinostrosa, Carlos; Gonzáles-Torres, Luis; Patrick Griffith, M.; Guerrero, Pablo; Hammel, Barry; Heil, Kenneth; Hernández-Oria, José; Hoffmann, Michael; Ishiki Ishihara, Mario; Kiesling, Roberto; Larocca, João; León-de la Luz, José; Loaiza S., Christian; Lowry, Martin; Machado, Marlon; Majure, Lucas; Martínez Ávalos, José; Martorell, Carlos; Maschinski, Joyce; Méndez, Eduardo; Mittermeier, Russell; Nassar, Jafet; Negrón-Ortiz, Vivian; Oakley, Luis; Ortega-Baes, Pablo; Pin Ferreira, Ana Beatriz; Pinkava, Donald; Porter, J. Mark; Puente-Martinez, Raul; Roque Gamarra, José; Pérez, Patricio; Sánchez Martínez, Emiliano; Smith, Martin; Sotomayor M. del C., J. Manuel; Stuart, Simon; Tapia Muñoz, José; Terrazas, Teresa; Terry, Martin; Trevisson, Marcelo; Valverde, Teresa; Van Devender, Thomas; Véliz-Pérez, Mario Esteban; Walter, Helmut E.; Wyatt, Sarah; Zappi, Daniela; Zavala-Hurtado, J. Alejandro; Gaston, Kevin (Nature, 2015)
      A high proportion of plant species is predicted to be threatened with extinction in the near future. However, the threat status of only a small number has been evaluated compared with key animal groups, rendering the ...
    • High rates of Trypanosoma cruzi infection in goats from Mendoza province, Argentina: Parasite loads in blood ... 
      Munoz-San Martin, C; Arbocco, FCV; Saavedra, M; Actis, EA; Rios, TA; Abba, AM; Morales, ME; Cattan, PE; Jahn, GA; Superina, M (Elsevier B.V., 2020)
    • High resolution CO observations towards the Bright Eastern Knot of the SNR Puppis A 
      Paron, S.; Dubner, G.; Reynoso, E.; Rubio López, Mónica (EDP SCIENCES S A, 2008-03)
      Aims. This paper reports molecular observations towards the Bright Eastern Knot (BEK) in the SNR Puppis A, a feature where radio and X-ray studies suggest that the shock front is interacting with a dense molecular ...
    • High risk cytogenetic abnormalities in patients with multiple myeloma Características citogenéticas y ... 
      Legües, María Eugenia; Morales, Paulina; Valenzuela, Mercedes; Encina, Andrea; Martí, María José; Bascuñán, Claudia; Cornejo, Paulina; Peña, Camila; Undurraga, María Soledad (Sociedad Medica de Santiago, 2019)
      Background: Cytogenetic abnormalities observed in the bone marrow of patients with multiple myeloma (MM) are an important prognostic factor for risk stratification. Aim: To investigate karyotype characteristics and frequency ...
    • High seroprevalence of cytomegalovirus, herpes simplex type 1 virus and epstein barr virus infection among ... 
      Luchsinger, Vivian; Luzoro, Amaranta; Martínez, MaríA José (2010)
      Background: Cytomegalovirus (CMV), herpes simplex type 1 (HSV-1) and Epstein Barr virus (EBV) are latent persistent infections. Their reactivation may cause illnesses and death in human immunodeficiency virus-infected (HIV) ...
    • High sodium intake is associated with increased glucocorticoid production, insulin resistance and metabolic ... 
      Baudrand, R.; Campino, C.; Carvajal, C.A.; Olivieri, O.; Guidi, G.; Faccini, G.; Vohringer, Paul A.; Cerda, J.; Owen, G.; Kalergis, A.M.; Fardella, C.E. (John Wiley & Sons, 2014)
      Objective High sodium (HS) diet is associated with hypertension (HT) and insulin resistance (IR). We evaluated whether HS diet was associated with a dysregulation of cortisol production and metabolic syndrome (MetS). Patients ...
    • High status of mercury and selenium in false killer whales (Pseudorca crassidens, Owen 1846) stranded on ... 
      Caceres Saez, Iris; Haro, Daniela; Blank, Olivia; Aguayo Lobo, Anelio; Dougnac, Catherine; Arredondo, Cristóbal; Cappozzo, H. Luis; Ribeiro Guevara, Sergio (Elsevier, 2018)
      The study was carried out to determine Hg and Se concentrations in false killer whales stranded on the Estrecho de Magallanes, Chile, South America. Tissue samples of five mature specimens were analyzed (two females and ...
    • High T/P evolution and metamorphic ages of the migmatitic basement of northern Sierras Pampeanas, Argentina: ... 
      Larrovere, Mariano A.; Hoyos, Camilo R. de los; Toselli, Alejandro J.; Rossi, Juana N.; Basei, Miguel A.S.; Belmar Urbina, Mauricio (Elsevier, 2011)
      New petrologic, thermobarometric and U-Pb monazite geochronologic information allowed to resolve the metamorphic evolution of a high temperature mid-crustal segment of an ancient subduction-related orogen. The El Portezuelo ...
    • High throughput selection of novel plant growth regulators: Assessing the translatability of small bioactive ... 
      Rodriguez-Furlán, Cecilia; Miranda, Giovanna; Reggiardo, Martín; Hicks, Glenn R.; Norambuena Morales, Lorena (Elsevier Ireland Ltd, 2016)
      © 2016 Published by Elsevier Ireland Ltd. Plant growth regulators (PGRs) have become an integral part of agricultural and horticultural practices. Accordingly, there is an increased demand for new and cost-effective products. ...
    • High throughput selection of novel plant growth regulators: Assessingthe translatability of small bioactive ... 
      Rodriguez Furlán, Cecilia; Miranda Flores, Giovanna; Reggiardo, Martín; Hicks, Glenn; Norambuena Morales, Lorena (Elsevier, 2016)
      tPlant growth regulators (PGRs) have become an integral part of agricultural and horticultural practices.Accordingly, there is an increased demand for new and cost-effective products. Nevertheless, the marketis limited by ...
    • High viscosities of cationic and anionic micellar solutions in the presence of added salts 
      Gamboa, Consuelo; Sepúlveda, Luis (1986)
      Viscosities of micelles of cetyltrimethylammonium salts (CTAX, X = tosylate (TOS-), Cl-, Br-, NO3 -) in the presence of Cl-, Br-, NO3 -, benzene sulfonate (BS-), and TOS-, of cetylpyridinium chloride (CpyC) in the presence ...
    • High volume hemofiltration in septic shock Hemofiltración de alto volumen en shock séptico 
      Romero, C. M.; Downey, P.; Hernández, G. (2010)
      Severe sepsis and septic shock are conditions associated with high morbidity and mortality. The disproportionate release of pro-inflammatory and anti-inflammatory mediators caused by the septic insult is the promoter of ...
    • High- and low-latitude forcings drive Atacama desert rainfall variations over the past 16,000 years 
      González Pinilla, Francisco J.; Latorre, Claudio; Rojas Corradi, María Heloísa Juana; Houston, John; Rocuant, M. Ignacia; Maldonado, Antonio; Santoro, Calogero M.; Quade, Jay; Betancourt, Julio L. (Amer Assoc Advancement Science, 2021)
      Late Quaternary precipitation dynamics in the central Andes have been linked to both high- and low-latitude atmospheric teleconnections. We use present-day relationships between fecal pellet diameters from ashy chinchilla rats ...
    • High-affinity binding of fatty acyl-CoAs and peroxisome proliferator-CoA esters to glutathione S-transferases 
      Silva, Cecilia; Loyola, Gloria; Valenzuela, Rodrigo; García-Huidobro, Tea; Monasterio Opazo, Octavio; Bronfman, Miguel (FEBS, 1999)
      Acyl-CoAs are present at high concentrations within the cell, yet are strongly buffered by specific binding proteins in order to maintain a low intracellular unbound acyl-CoA concentration, compatible with their metabolic ...
    • High-altitude chronic hypoxia during gestation and after birth modifies cardiovascular responses in newborn sheep 
      Herrera Videla, Emilio; Pulgar, Víctor M.; Riquelme González, Raquel; Sanhueza Reinoso, Emilia; Reyes, Roberto V.; Ebensperger Darrouy, Germán; Parer, Julian T.; Valdéz, Enrique A.; Giussani, Dino A.; Blanco, Carlos E.; Hanson, Mark A.; Llanos Mansilla, Jorge (AMER PHYSIOLOGICAL SOC, 2007-06)
      Perinatal exposure to chronic hypoxia induces sustained pulmonary hypertension and structural and functional changes in both pulmonary and systemic vascular beds. The aim of this study was to analyze consequences of ...