Now showing items 1850-1869 of 2141

    • Cornejo, S.; Gadelha, A. C.; Pokniak, J.; Villouta, G. (2007)
      A trial was carried out to evaluate the effect of qualitative restriction at different rearing phases on liver fatness and plasma triglycerides without impairing the productive performance of broiler chickens. One hundred ...
    • Rodríguez San Pedro, Annia; Carrasco Allendes, Juan Luis; Beltrán, Clemente A.; Chaperón Gamboa, Pascal; Saldarriaga-Córdoba, Mónica María; Silva, Andrea X.; Grez Villarroel, Audrey (Elsevier, 2020)
      The top-down suppression of pest insects by their natural enemies, such as insectivorous bats, represents an important ecosystem service in agricultural systems. Recognizing the importance of bats to suppress pest populations ...
    • Ortúzar, Juan; Dogan, Onay; Sotomayor, Gustavo; Jiménez Tapia, Constanza; Clarke, Jennifer; Flores, Rolando; Gray, George; Rupnow, John; Wang, Bing (Elsevier, 2020)
      National governments are moving to integrate risk analysis frameworks into food safety management systems at the country level. However, this process is less advanced in developing countries. In this context, the Chilean ...
    • Lira, Lieschen V. G.; Ariede, Raquel B.; Freitas, Milena V.; Mastrochirico-Filho, Vito A.; Agudelo, John F. G.; Barría González, Agustín; Yáñez, José M.; Hashimoto, Diogo T. (Elsevier, 2020)
      Tambaqui (Colossoma macropomum) is the main native fish produced in continental aquaculture from South America. However, its production has been negatively affected by significant economic losses due to frequent outbreaks ...
    • Dörner, Cristóbal; Galleguillos C., Marco; Adarmes Ahumada, Héctor (Universidad de Chile, 2006)
    • Fredes Martínez, Fernando; Raffo Carvajal, Eduardo (2005)
      During 2005, several pentastomids were found on the lungs of a Chilean Long Tailed Snakes (Philodryas chamissonis) that were kept under captivity on a national zoo. The identification of this parasites determinates that ...
    • Cofré, E.; Peralta, O. A.; Raggi, A.; Reyes, Mónica de los; Sales, F.; González Bulnes, Antonio; Parraguez Gamboa, Víctor (Cambridge University Press, 2018)
      Ovine reproduction efficiency in herds at high altitude (ha) is lower than that at low altitude (la). In ewes, ha effects are due to hypoxia and oxidative stress. Our aim was to establish the effect of antioxidant vitamin ...
    • Cautivo, Karla; Schountz, Tony; Acuña Retamar, Mariana; Ferrés, Marcela; Torres Pérez, Fernando (2014)
      We assessed the utility of an enzyme-linked immunosorbent assay (ELISA) for the detection of hantavirus-specific antibodies from sera of Oligoryzomys longicaudatus, the principal reservoir of Andes virus (ANDV), using an ...
    • Grez Villarroel, Audrey; Zaviezo, Tania; Roy, Helen E.; Brown, Peter M. J.; Bizama, Gustavo (Wiley-Blackwell, 2016)
      Aim Biological invasions are one of the major threats to biodiversity. Usually highly disturbed anthropogenic habitats favour invasion by alien species such as the coccinellid Harmonia axyridis. The spread and impact of ...
    • Pacheco Vallejos, Beatriz Alejandra (Universidad de Chile, 2017)
      La tenencia de animales de compañía, especialmente de perros, es un hecho ampliamente aceptado, que si bien se asocia a una serie de elementos positivos para la salud tanto física como mental de los propietarios, conlleva ...
    • Pavez Cáceres, Celia Alejandra. (Universidad de Chile, 2021)
      ABSTRACT The human influenza A virus (IAV) has been causing seasonal flu and Influenza pandemics throughout human history. This virus not only affects humans but also animals producing zoonoses and reverse zoonoses. Due ...
    • Gorman Goffreri, Texia; Valdés, Alicia; Fredes Martínez, Fernando; Ferreira Vigouroux, Luis Arturo; Alcaíno Contador, Héctor A. (UNIVERSIDAD AUSTRAL CHILE, FACULTAD CIENCIAS VETERINARIAS, 1995)
      In order to verify the presence of immunodiagnostic antigenic fractions and their persistence in the course of a natural infection, the immune response of Fasciola hepatica infected sheep was studied. Serum samples from ...
    • Caballero Vargas, Hugo Mauricio (Universidad de Chile, 2005)
      La toxocarosis humana es una de las helmintiasis zoonóticas más reportada en el mundo. Dependiendo del órgano afectado, pueden distinguirse varias manifestaciones clínicas: toxocarosis sistémica, que afecta a la mayoría ...
    • Veloso Baeza, Linda Marisol (Universidad de Chile, 2017)
      Los camélidos poseen tres subclases de Inmunoglobulina G (IgG): IgG1, IgG2 e IgG3. Las dos últimas, carecen de cadena liviana, conociéndose como anticuerpos de cadena pesada (AcCP). Su sitio de unión al antígeno, formado ...
    • Strakova, Andrea; Nicholls, Thomas J.; Baez-Ortega, Adrian; Ni Leathlobhair, Maire; Sampson, Alexander T.; Hughes, Katherine; Bolton, Isobelle A. G.; Gori, Kevin; Wang, Jinhong; Airikkala-Otter, Ilona; Allen, Janice L.; Allum, Karen M.; Arnold, Clara L.; Bansse-Issa, Leontine; Bhutia, Thinlay N.; Bisson, Jocelyn L.; Blank, Kelli; Briceño, Cristóbal; Domracheva, Artemio Castillo; Corrigan, Anne M.; Cran, Hugh R.; Crawford, Jane T.; Cutter, Stephen M.; Davis, Eric; de Castro, Karina F.; De Nardi, Andrigo B.; de Vos, Anna P.; Delgadillo Keena, Laura; Donelan, Edward M.; Espinoza Huerta, Adela R.; Faramade, Ibikunle A.; Fazil, Mohammed; Fotopoulou, Eleni; Fruean, Skye N.; Gallardo-Arrieta, Fanny; Glebova, Olga; Gouletsou, Pagona G.; Hafeelin Manrique, Rodrigo; Henriques, Joaquim J. G. P.; Horta, Rodrigo S.; Ignatenko, Natalia; Kane, Yaghouba; King, Cathy; Koenig, Debbie; Krupa, Ada; Kruzeniski, Steven J; Lanza-Perea, Marta; Lazyan, Mihran; Lopez Quintana, Adriana M.; Losfelt, Thibault; Marino, Gabriele; Martinez Castaneda, Simon; Martinez-Lopez, Mayra F.; Masuruli, Bedan M.; Meyer, Michael; Migneco, Edward J.; Nakanwagi, Berna; Neal, Karter B.; Neunzig, Winifred; Nixon, Sally J.; Ortega-Pacheco, Antonio; Pedraza-Ordonez, Francisco; Peleteiro, Maria C.; Polak, Katherine; Pye, Ruth J.; Ramirez-Ante, Juan C.; Reece, John F.; Rojas Gutierrez, Jose; Sadia, Haleema; Schmeling, Sheila K.; Shamanova, Olga; Sherlock, Alan G.; Steenland-Smit, Audrey E.; Svitich, Alla; Tapia Martinez, Lester J.; Ngoka, Ismail Thoya; Torres, Cristian G.; Tudor, Elizabeth M.; van der Wel, Mirjam G.; Vitalaru, Bogdan A.; Vural, Sevil A.; Walkinton, Oliver; Wehrle-Martinez, Alvaro S.; Widdowson, Sophie A. E.; Zvarich, Irina; Chinnery, Patrick F.; Falkenberg, Maria; Gustafsson, Claes M.; Murchison, Elizabeth P. (Nature, 2020)
      Autonomous replication and segregation of mitochondrial DNA (mtDNA) creates the potential for evolutionary conflict driven by emergence of haplotypes under positive selection for 'selfish' traits, such as replicative ...
    • Carvajal González, Pamela Patricia (Universidad de Chile, 2007)
      Debido al problema actual provocado por Salmonella Enteritidis (S.E.), el sector avícola ha implementado medidas de control, pero ninguna de ellas ha demostrado la eficiencia necesaria. Actualmente, el uso de bacteriófagos ...
    • Borie Polanco, Consuelo Fiorella; Galarce Gálvez, Nicolás Elías; Yévenes Coa, Karina; Yáñez López, José Manuel; Robeson Camus, James; Carbonero Martínez, Alfonso (Univ Antioquia, Colombia, 2021)
      Background: Salmonella enterica serovar Enteritidis (SE) is one of the major causes of food-borne disease worldwide, mainly associated with the consumption of poultry products, such as eggs. Several control methods have ...
    • Vargas González, Daniel Humberto (Universidad de Chile, 2008)
      En este estudio se evaluó el grado de proliferación de tumores cutáneos de células redondas del perro, incluyendo a mastocitoma, histiocitoma y TVT a través de técnicas inmunohistoquímicas (PCNA ó Ki-67) y detección de ...
    • Pau Vargas, Natalia Catalina (Universidad de Chile, 2010)
      La ecocardiografía en los últimos años ha contribuido enormemente en la evaluación del corazón frente a las distintas patologías en que éste puede verse afectado. El clásico modo M, método “gold standard” de medición de ...
    • Moyano Rugiero, Natalia (Universidad de Chile, 2006)
      La fibrosis quística es la enfermedad genética letal más común en la población de origen caucásico y es causada por la mutación en el gen regulador de la conductancia transmembranal de la fibrosis quística, CFTR (Cystic ...