Browsing Artículos Científicos by Author "Urbina, Andrea"

Now showing items 1-8 of 8

    • Atypical cutaneous leishmaniasis in a semiarid region of north-west Costa Rica 

      Zeledón, Rodrigo; Hidalgo, Harry; Viquez, Abel; Urbina, Andrea (Transactions of the Royal Society of Tropical Medicine and Hygiene, 1989)
      An outbreak of an unusual cutaneous disease was observed during 1986-1987 in about 200 persons, mainly children, in a few neighbourhoods of the town of Liberia, Guanacaste Province, north-west Costa Rica. Most of the ...

    • Diagnóstico post mortem de tripanosomiasis canina usando la Reacción en Cadena de la Polimerasa 

      Urbina, Andrea; Morales, Juan Alberto; Vargas, Diana; Méndez, María; Arguello, Milena; Acevedo, Silvia; Morales, Luis Ricardo; Alfaro-Alarcon, Alejandro (Universidad Nacional, Costa Rica, 2021-05-21)
      El objetivo de este estudio fue utilizar la reacción en cadena de la polimerasa (PCR) para detectar ADNk de Trypanosoma cruzi en tejidos cardíacos embebidos en parafina de 18 perros con miocarditis con muerte súbita ...

    • Disseminated Histoplasmosis in a domestic cat in Costa Rica 

      Urbina, Andrea; Hagnauer, Isabel; Alfaro-Alarcon, Alejandro; Calderón Hernández, Alejandra (Universidad Nacional, Costa Rica, 2019-07-12)
      Histoplasmosis occurs occasionally in cats with and without predisposing factors. A 3-year-old domestic male cat was referred to the Small and Wild Animal Hospital at the School of Veterinary Medicine of the National ...

    • Ecological control of Triatoma dimidiata (Latreille, 1811): five years after a Costa Rican pilot project 

      Zeledón, Rodrigo; Rojas, Julio C; Urbina, Andrea; Cordero, Marlen; Gamboa, Sue H; Lorosa, Elias S; Alfaro, Sergio (Instituto Oswaldo Cruz, 2008)
      An ecological pilot project for the control of Triatoma dimidiata allowed a new evaluation four and five years after environmental modifications in the peridomestic areas of 20 households. It was verified that the two ...

    • First report of Trypanosoma vivax infection in dairy cattle from Costa Rica 

      De Oliveira, Jaqueline B.; Hernández Gamboa, Jorge; Jiménez Alfaro, C.; Zeledón, Rodrigo; Blandón-Naranjo, Melissa; Urbina, Andrea (Elsevier, 2009)
      An outbreak of haemoparasitoses occurred from October 2007 to July 2008 in cattle from the district of Rio Cuarto, province of Alajuela, Costa Rica. Fifty animals of various ages out of 450 Brown Swiss were affected. The ...

    • In vitro activity of thienyl-2-nitropropene compounds against Trypanosoma cruzi 

      Herrera, Cristina; Vallejos, Gabriel; Loaiza, Randall; Zeledón, Rodrigo; Urbina, Andrea; Sepúlveda-Boza, Silvia (Memórias do Instituto Oswaldo Cruz, 2009-11)
      The in vitro activity of four 2-nitropropene derivatives, 1-(3-benzothienyl)-2-nitropropene (N1), 1-(3-thienyl)-2- nitropropene (N2), 1-(5-bromo-2-thienyl)-2-nitropropene (N3) and 1-(4-bromo-2-thienyl)-2-nitropropene (N4), ...

    • Peridomiciliary latrines and Phlebotominae sandfties (Diptera: Psychodidae) in a focus of Leishmaniasis in Costa Rica. 

      Herrero, Marco V.; Urbina, Andrea; Gutiérrez, Heriberto; Pereira, Rodolfo; Rivera, Carlos; Jiménez Rocha, Ana Eugenia (Universidad de Costa Rica, 1991)
      Las letrinas peridomiciliarias son sitios de reposo de flebótomos en Nazareth ( Guanacaste, Costa Rica). Un total de 622 individuos fueron colectados y clasificados en cuatro especies, Lutzomyia cayennensis (58 .. 68 %), ...

    • Rinomicosis causada por Conidiobolus coronatus en un caballo proveniente de Puntarenas, Costa Rica 

      Segura, C; Somarriba, M; Estrada Umaña, Juan Manuel; Calderón Hernández, Alejandra; Estrada McDermott, Roberto; Urbina, Andrea; Vargas Arrieta, José; Estrada McDermott, Juan M. (Universidad Nacional, Costa Rica, 2012-09-16)
      Se describe un caso de rinomicosis en un caballo de 8 años procedente de Quepos, Puntarenas, Costa Rica, con historia de epistaxis periódica, secreción mucopurulenta y una masa granulomatosa ulcerativa visible en el ollar ...