Browsing by Title Artículos de revistas

Now showing items 672-691 of 851

    • Primer hallazgo de vectores de la enfermedad de Chagas asociados a matorrales silvestres en la Región ... 
      Bacigalupo, Antonella; Segura M., José A.; García C., Alejandro; Hidalgo C., Javier; Galuppo G., Stephania; Cattan Ayala, Pedro (2006)
      Background: Insects of the subfamily triatominae are the biological vectors of Trypanosoma cruzi, the causal agent of Chagas disease. Aim: To search for wild colonies of triatomines in the Metropolitan Region of Chile. ...
    • Primer reporte de aislamiento de Staphylococcus schleiferi subespecie coagulans en perros con pioderma y ... 
      Muñoz, L.; Molina, M.; Heresmann, M.; Abusleme, F.; Ulloa, M. T.; Borie Polanco, Consuelo; San Martín Núñez, Betty; Silva, V.; Anticevic, S. (2012)
      Staphylococcus schleiferi subsp. coagulans was identified and described for the first time in 1990 by Igimi et al (1990) in dogs with otitis. The objective of this report was to determine the frequency of isolation of S. ...
    • Proacrosin/acrosin quantification as an indicator of acrosomal integrity in fresh and frozen dog spermatozoa 
      Cortés, Constanza J.; Codelia, Verónica A.; Manosalva, Iris; Lange, Johanna de; Reyes Solovera, Mónica de los; Moreno, Ricardo D. (ELSEVIER, 2006-06)
      The scope of the present study was to evaluate the presence and activation of proacrosin/acrosin as a tool to determine the acrosomal status of fresh and frozen/thawed dog spermatozoa. Monoclonal antibody C5F11, directed ...
    • Producción de leche de cabra criolla según número ordinal del parto 
      Gálvez de P., José; Pérez Melendez, Patricio; Pittet D., Julio; Guzmán Weiss., Vicente; Figueroa B., Eugenio; Briones M., Angélica (Universidad de Chile, 1987)
      Se comparó la producción de leche en cabras de primera, segunda y tercera lactancia, manejadas en un sistema de explotación tradicional extensivo. El estudio se realizó entre julio de 1983 y marzo de 1984, en un predio de ...
    • Proliferative arteriopathy of the nasal philtrum in a Saint Bernard dog. Case report 
      Pereira, I.; Gómez, R.; Anticevic Cáceres, Sonia; Rossel, D.; Aránguiz, V.; Carvallo, F. R. (Facultad de Ciencias Veterinarias, Universidad Austral de Chile, 2015)
      Vascular remodeling due to medial smooth muscle cell proliferation is a stereotypical response to vascular damage, regardless of the cause. Here, a case of ulcerative dermatitis due to localised proliferative arteriopathy ...
    • Prospección serológica del virus parainfluenza 3 en camélidos sudamericanos en Chile 
      Cepeda, Cristián; Navarro Venegas, Carlos; Celedón Venegas, María Orfelia (UNIV AUSTRAL CHILE, FAC CIENCIAS VETERINARIAS, 2011)
      A total of 370 sera collected from 87 alpacas (Lama pacos), 88 llamas (Lama glama), 89 guanacos (Lama guanicoe) and 106 vicunas (Vicugna vicugna) were investigated for the presence of antibodies to parainfluenza 3 virus ...
    • Protective effect of a non virulent strain against infection of a highly virulent strain of Trypanosoma ... 
      Zúñiga Marti, Claudio; Cépeda, R.; Palau, M. T.; Vera Calzaretta, Aldo; Mejía, J.; Vergara Castillo, José (2007)
      This study was carried out to compare the infection course of Trypanosoma cruzi in the ACA inbred mouse strain inoculated with 2000 blood trypomastigotes of the Tulahuen strain and the Colombian Munanta strain. Parasitaemia ...
    • Protective oral vaccination against infectious salmon anaemia virus in Salmo salar 
      Caruffo, Mario; Maturana, Carlos; Kambalapally, Swetha; Larenas Herrera, Julio; Tobar, Jaime (Academic Press-Elsevier, 2016)
      Infectious salmon anemia (ISA) is a systemic disease caused by an orthomyxovirus, which has a significant economic impact on the production of Atlantic salmon (Salmo salar). Currently, there are several commercial ISA ...
    • Proyecciones de rabia canina en Argentina, Bolivia y Paraguay, usando series de tiempo 
      Scortti, M.; Cattan Ayala, Pedro; Canals Lambarri, Mauricio (1997)
      Monthly prevalence of canine rabies in Argentina (1971-1993), Bolivia (1987-1993) and Paraguay (1976-1993) were analyzed to identify seasonal cycles of the disease. Moreover, data to forecast the evolution of rabies were ...
    • Qualitative feed restriction on productive performance and lipid metabolism in broiler chickens 
      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 ...
    • Quantifying ecological and economic value of pest control services provided by bats in a vineyard landscape ... 
      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 ...
    • Quantitative assessment of microbial quality and safety risk: a preliminary case study of strengthening ... 
      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 ...
    • Quantitative genetic variation for resistance to the parasite Ichthyophthirius multifiliis in the Neotropical ... 
      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 ...
    • ¿Qué son los flavonoides y a qué se debe su efecto protector? 
      Dörner, Cristóbal; Galleguillos C., Marco; Adarmes Ahumada, Héctor (Universidad de Chile, 2006)
    • Raillitiella sp. finding on chilean long tailed snake (Philodryas chamissonis) from a zoo of the Metropolitan ... 
      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 ...
    • Ram semen deterioration by short-term exposure to high altitude is prevented by improvement of antioxidant status 
      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 ...
    • Rapid Enzyme-Linked Immunosorbent Assay for the Detection of Hantavirus-Specific Antibodies in Divergent ... 
      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 ...
    • Rapid spread of Harmonia axyridis in Chile and its effects on local coccinellid biodiversity 
      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 ...
    • Reconocimiento antigénico de ovinos naturalmente infectados con Fasciola Hepatica, monitoreado a través de ... 
      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 ...
    • Recurrent horizontal transfer identifies mitochondrial positive selection in a transmissible cancer 
      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 ...