Browsing by Title

Now showing items 1438-1457 of 13315

    • Brucella ceti infection in dolphins from the Western Mediterranean sea 

      Guzman-Verri, Caterina; Isidoro Ayza, Marcos; Ruiz-Villalobos, Nazareth; Pérez, Lola; Muñoz, Pilar M.; Alegre, Fernando; Barberán, Montserrat; Chacón-Díaz, Carlos; Chaves-Olarte, Esteban; Gonzalez-Barrientos, Rocio; Moreno, Edgardo; Blasco, José María; Domingo, Mariano (Frontiers in cellular and infection microbiology, 2012)
      Background: Brucella ceti infections have been increasingly reported in cetaceans. Brucellosis in these animals is associated with meningoencephalitis, abortion, discospondylitis', subcutaneous abscesses, endometritis and ...

    • Brucella evades macrophage killing via VirB-dependent sustained interactions with the endoplasmic reticulum 

      Celli, Jean; Chastellier, Chantal de; Franchini, Don Marc; Pizarro Cerda, Javier; Gorvel, Jean Pierre; Moreno, Edgardo (The Rockefeller University Press, 2003-01-18)
      The intracellular pathogen Brucella is the causative agent of brucellosis, a worldwide zoonosis that affects mammals, including humans. Essential to Brucella virulence is its ability to survive and replicate inside host ...

    • Brucella evolution and taxonomy 

      Cloeckaertb, Axel; Moriyon, Ignacio; Moreno, Edgardo (Elsevier Science B.V, 2002)
      The genus Brucella contains alpha-Proteobacteria adapted to intracellular life within cells of a variety of mammals. Controversy has arisen concerning Brucella internal taxonomy, and it has been proposed that the DNA–DNA ...

    • Brucella genetic variability in wildlife marine mammals populations relates to host preference and ocean distribution 

      Suárez-Esquivel, Marcela; Baker, Kate; Ruiz-Villalobos, Nazareth; Hernandez-Mora, Gabriela; BARQUERO-CALVO, ELIAS; González-Barrientos, Rocío; Castillo-Zeledón, Amanda; Jiménez-Rojas, César; Chacón-Díaz, Carlos; Cloeckaert, Axel; Chaves-Olarte, Esteban; Thomson, Nicholas; Moreno, Edgardo; Guzman-Verri, Caterina (Oxford University Press on behalf of the Society for Molecular Biology and Evolution, 2017-07-20)
      Intracellular bacterial pathogens probably arose when their ancestor adapted from a free-living environment to an intracellular one, leading to clonal bacteria with smaller genomes and less sources of genetic plasticity. ...

    • Brucella genomics: macro and micro evolution 

      Guzman-Verri, Caterina; Suárez-Esquivel, Marcela; Chaves Olarte, Esteban; Moreno, Edgardo (MDPI AG, 2020-10-20)
      Brucella organisms are responsible for one of the most widespread bacterial zoonoses, named brucellosis. The disease affects several species of animals, including humans. One of the most intriguing aspects of the brucellae ...

    • Brucella melitensis: a nasty bug with hidden credentials for virulence 

      Moreno, Edgardo; Moriyón, Ignacio (The National Academy of Sciences, 2002-01-08)
      On September 23, 1905, a cargo carrying 60 goats from Malta arrived in New York. The herd was kept in quarantine because of several deaths that occurred during the journey. Crewmen, an agent from the U.S. Bureau of Animal ...

    • Brucella neotomae infection in humans, Costa Rica 

      BARQUERO-CALVO, ELIAS; Baker, Kate S.; Amuy, Ernesto; Chaves-Olarte, Esteban; Thomson, Nicholas R.; Moreno, Edgardo; Guzman-Verri, Caterina; Suárez-Esquivel, Marcela; Ruiz-Villalobos, Nazareth; Jiménez-Rojas, César; Chacón-Díaz, Carlos; Víquez-Ruiz, Eunice; Rojas-Campos, Norman; Oviedo-Sánchez, Gerardo (Emerging Infectious Diseases, 2017-06)
      Several species of Brucella are known to be zoonotic, but B. neotomae infection has been thought to be limited to wood rats. In 2008 and 2011, however, B. neotomae was isolated from cerebrospinal fluid of 2 men with ...

    • Brucella sp. sequence‑type 27 associated with abortion in dwarf sperm whale Kogia sima 

      Hernández-Mora, Gabriela; González-Barrientos, Rocío; Víquez‑Ruíz, Eunice; Palacios Alfaro, Jose David; Bettoni‑Rodríguez, Gianmarco; Gendre, Marlène; Vincent, Charline; Roca‑Monge, Karol; Ruiz-Villalobos, Nazareth; Suárez-Esquivel, Marcela; Cordero‑Chavarría, Minor; Chaves-Olarte, Esteban; Thomson, Nicholas R.; BARQUERO-CALVO, ELIAS; Moreno, Edgardo; Guzman-Verri, Caterina (Springer Link, 2021-05-18)
      A dwarf sperm whale Kogia sima stranded alive along the Central Pacifc Coast of Costa Rica. The whale, handled by tourists and local inhabitants, was weak, had buoyancy difculties, and eventually aborted and died, showing ...

    • Brucella spp. en el hato ovino costarricense 

      Barrantes Granados, Osvaldo (Universidad Nacional, Costa Rica, 2015-03-12)
      La brucelosis en ovinos es causada por Brucella melitensis, B. abortus, y B. ovis, provocando principalmente en el caso de las dos primeras especies, problemas en la reproducción de las hembras y en el caso de B. ovis, ...

    • Brucella β 1,2 cyclic glucan is an activator of human and mouse dendritic cells 

      Moreno, Edgardo; Martirosyan, Anna; Pérez-Gutierrez, Camino; Banchereau, Romain; Dutartre, Helene; Lecine, Patrick; Dullaers, Melissa; MELLO, Marielle; salcedo, suzana; Muller, Alexandre; Leserman, Lee; Levy, Yves; Zurawski, Gerard; Zurawski, Sandy; Moriyon, Ignacio; Klechevsky, Eynav; Banchereau, Jacques; Oh, SangKon; Gorvel, Jean-Pierre (PLoS Pathogens, 2012-11-15)
      Bacterial cyclic glucans are glucose polymers that concentrate within the periplasm of alpha-proteobacteria. These molecules are necessary to maintain the homeostasis of the cell envelope by contributing to the osmolarity ...

    • Brucella-Salmonella lipopolysaccharide chimeras are less permeable to hydrophobic probes and more sensitive to cationic peptides and EDTA than are their native Brucella sp. counterparts 

      Freer, Enrique; Moriyón, Ignacio; Pizarro Cerda, Javier; Weintraub, Andrej; Gorvel, Jean Pierre; Moreno, Edgardo (American Society for Microbiology, 1996-08-12)
      A rough (R) Brucella abortus 45/20 mutant was more sensitive to the bactericidal activity of polymyxin B and lactoferricin B than was its smooth (S) counterpart but considerably more resistant than Salmonella montevideo. ...

    • Brucellosis caused by the wood rat pathogen Brucella Neotomae: two case reports 

      Arnuy, Ernesto; Rojas, Norman; Villalobos-Vindas, Juan M.; BARQUERO-CALVO, ELIAS; Chacón-Díaz, Carlos; Chaves-Olarte, Esteban; Guzman-Verri, Caterina; Moreno, Edgardo (Journal of Medical Case Reports, 2017-12-19)
      Background: Brucellosis is a chronic bacterial disease caused by members of the genus Brucella. Among the classical species stands Brucella neotomae, until now, a pathogen limited to wood rats. However, we have identified ...

    • Brucellosis in Central America 

      Moreno, Edgardo (Elsevier Science B.V, 2002)
      Brucellosis is a disease of domestic animals and humans in Central America (CA). Bovine and swine brucellosis caused by Brucella abortus and Brucella suis, respectively, have been identified in all CA countries, while ovine ...

    • Brucellosis in mammals of Costa Rica: an epidemiological survey 

      Hernández-Mora, Gabriela; Bonilla-Montoya, Roberto; Barrantes-Granados, Osvaldo; Esquivel-Suárez, Andrea; Montero-Caballero, Danilo; Fallas-Monge, Zeanne; Palacios Alfaro, Jose David; Baldi, Mario; Campos, Elena; Chanto, Grettel; BARQUERO-CALVO, ELIAS; Chacón-Díaz, Carlos; Chaves-Olarte, Esteban; Guzman-Verri, Caterina; Romero-Zúñiga, Juan José; Moreno, Edgardo (PLOS ONE, 2017-08-09)
      La brucelosis ha sido una enfermedad endémica del ganado y los seres humanos en Costa Rica desde principios del siglo XX. Sin embargo, no se ha reportado brucelosis en ovejas, cabras, cerdos, búfalos de agua, caballos y ...

    • Brucellosis in mammals of Costa Rica: An epidemiological survey 

      Hernández Mora, Gabriela; Bonilla Montoya, Roberto; Barrantes Granados, Osvaldo; Esquivel Suárez, Andrea; Montero Caballero, Danilo; González Barrientos, Rocío; Fallas Monge, Zeanne; Palacios Alfaro, José David; Campos, Elena; Chanto, Grettel; Chacón Díaz, Carlos; BARQUERO-CALVO, ELIAS; Chaves-Olarte, Esteban; Guzman-Verri, Caterina; ROMERO-ZUÑIGA, JUAN JOSÉ; Moreno, Edgardo; Baldi, Mario (PLOS ONE, 2017-08-09)
      Brucellosis has been an endemic disease of cattle and humans in Costa Rica since the beginning of XX century. However, brucellosis in sheep, goats, pigs, water buffaloes, horses and cetaceans, has not been reported in ...

    • Buenas Prácticas Ambientales en los Servicios de Alimentación de la Universidad Nacional 

      Chavarría-Solera, Fabián; Gamboa-Venegas, Rebeca; Garita-Sánchez, Noelia; Rojas-Vargas, Julián; Benavidez Ramírez, David; mora barrantes, jose carlos (Universidad Nacional, Costa Rica, 2015)
      El Programa UNA-Campus Sostenible se crea en el año 2007 como entidad responsable de la elaboración, control y seguimiento de la gestión ambiental de la Universidad Nacional, buscando la sostenibilidad de los campus ...

    • Buenas prácticas en el diseño y desarrollo didáctico en cursos universitarios bimodales. Estudio de caso en el nivel de licenciatura de las carreras de Educación Comercial y Administración de Oficinas de la Escuela de Secretariado Profesional y Pedagogía con énfasis en Didáctica Educativa de la División de Educología de la Universidad Nacional I Ciclo 2020. 

      Montero Cascante, Jennifer; Luna Araya, Ericka (Universidad Nacional, Costa Rica, 2022-02-25)
      La educación en sus diversos niveles de enseñanza ha experimentado cambios con el paso de los años y más aún con la introducción de las tecnologías, las cuales han modificado la forma en que se realizan las actividades ...

    • Buenas Prácticas en el Manejo de Antibióticos en Fincas Lecheras 

      Mac Courtney Illanes, Stephanie (Universidad Nacional, Costa Rica, 2008-06-04)
      Para este proyecto de graduación se elaboró un manual en las Buenas Prácticas en el Manejo de Antibióticos (BPMA) para las fincas lecheras. Se planteó como objetivos: conocer el manejo de los antibióticos, identificar ...

    • Buenas prácticas financieras internacionales para la materialización y sostenibilidad del proyecto móvil marino-aeroespacial: caso de Costa Rican Experimentation and Advance Training Underwater Station (CREATUS) 

      Flores Barquero, Gabriela; Obando Gómez, Jonathan (Universidad Nacional, Costa Rica, 2022)
      El presente trabajo de grado es una investigación que trata sobre el estudio de la materialización y sostenibilidad del proyecto CREATUS: Se tuvo como objetivo analizar las buenas prácticas financieras internacionales para ...

    • Buenas prácticas para la divulgación de artículos científicos: El caso de la Revista MHSalud de la Escuela Ciencias del Movimiento Humano y Calidad de Vida de la Universidad Nacional 

      Penabad-Camacho, María Amalia; Flores Gómez, Sofía de los Ángeles; Vásquez Arias, Josué; Fallas-Campos, Andrea (2019-10-23)
      Justificación: El quehacer de la gestión editorial contempla no solo la rigurosidad y transparencia en el procesamiento de artículos científicos que alimentan el sistema de comunicación de la ciencia, sino también un ...