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Now showing items 4312-4331 of 13228

    • ¿Envejece la sexualidad? 

      León Fernández, Maribel; Castro Paniagua, Sandra (Editorial Espacio, Buenos Aires, Argentina, 2007)
      La importancia de la sexualidad para la persona es un tema que no está en discusión hoy. La problemática surge sobre el abordaje de la misma. Para algunas personas sigue siendo un tema tabú y para otras es una representación ...

    • Envejecer sanamente 

      Morúa Carrillo, Carlos Fernando (Universidad Nacional, Costa Rica, 2015-01)
      El artículo corresponde a una experiencia de aprendizaje sobre el encuentro y trabajo con personas adultas mayores en el taller de Danza y Movimiento Creativo. Este taller formó parte de las ac-tividades ...

    • Envejecimiento en Costa Rica, desde una visión socio demográfica 

      Segura Espinoza, Gisella; Solís Bastos, Laura; Porras Solís, Ángel Jesús (IDESPO - UNA, 2019)
      En los últimos años, se ha experimentado cambios poblacionales en los países de América Latina y el Caribe, asociados a la transición demográfica, entre ellos la reducción de la fecundidad y la mortalidad, así como procesos ...

    • Envejecimiento y Homosexualidad: Una mirada desde dos estudios costarricenses 

      León Fernández, Maribel (Universidad de La Habana, Cuba, 2016)
      Se presentan aquí los resultados de dos estudios realizados en relación con el tema del envejecimiento y la sexualidad, uno de corte mixto y otro cualitativo. En ambos se indagó acerca del conocimiento, creencias, actitudes ...

    • Enviromental security regimes and regional integration in Latin America 

      López, Alexander (Universidad Nacional, Costa Rica, 2001)
      Este artículo es un análisis conceptual y empírico de los enfoques actuales de seguridad e integración regional en América Latina, enfocándose en la necesidad de nuevos regímenes de seguridad, y más específicamente de ...

    • Environmental detection of Batrachochytrium dendrobatidis in a temperate climate 

      Walker, Susan F.; Baldi, Mario; Jenkins, Daniel; Garner, Trenton W. J.; Cunningham, Andrew; Hyatt, Alex D.; Bosch, Jaime; Fisher, Matthew C. (DISEASES OF AQUATIC ORGANISMS, 2007-09-14)
      The aetiological agent of amphibian chytridiomycosis Batrachochytrium dendrobatidis is a primary cause of amphibian population declines. Current surveillance is based on the detection of B. dendrobatidis in its host but ...

    • Environmental factors associated with Dictyocaulus viviparus and Fasciola hepatica prevalence in dairy herds from Costa Rica 

      Dolz, Gaby; Jiménez Rocha, Ana Eugenia; Argüello-Vargas, Silvia; Romero-Zúñiga, Juan José; Sequeira-Avalos, J.A.; Montenegro Hidalgo, Víctor M.; Schnieder, T. (Universidad Nacional, Costa Rica, 2017-06-15)
      Dictyocaulosis and fasciolosis are parasitic diseases that cause considerable economic losses for owners of farm animals worldwide, with special relevance on fasciolosis because it is an emerging zoonosis. Indirect diagnosis ...

    • Environmental factors associated with Toxoplasma gondii exposure in Neotropical Primates of Costa Rica 

      Rico, Oscar; Ibarra-Cerdeña, Carlos N.; Suzán, Gerardo; Niehaus, Carmen; Spínola, Manuel; Su, Chunlei; Rojas, Norman; Foley, Janet; Gutierrez-Espeleta, Gustavo A.; Chaves, Andrea (Frontiers in Veterinary Science, 2020-10-22)
      The apicomplexan parasite Toxoplasma gondii (T. gondii) has been found in more than 350 species of homoeothermic vertebrates in diverse climates and geographic areas. In most animals, T. gondii produces mild or asymptomatic ...

    • Environmental forcing shapes regional house mosquito synchrony in a warming temperate island 

      Chaves, Luis Fernando; HIGA, YUKIKO; HYUN LEE, SU; YEON JEONG, JI; TAEK HEO, SANG; MIOK, KIM; MINAKAWA, NOBORU; HWA LEE, KEUN (BioOne, 2013)
      Seasonal changes in the abundance of exothermic organisms can be expected with climate change if warmer temperatures can induce changes in their phenology. Given the increased time for ectothermic organism development ...

    • Environmental Health Threats to Latino Migrant Farmworkers 

      Castillo, Federico; Mora, Ana M.; Kayser, Georgia L.; Vanos, Jennifer; Hyland, Carly; Yang, Audrey R.; Eskenazi, Brenda (Annual Reviews Inc., 2021-01-04)
      Approximately 75% of farmworkers in the United States are Latino migrants, and about 50% of hired farmworkers do not have authorization to work in the United States. Farmworkers face numerous chemical, physical, and ...

    • Environmental impact assessment of 17 construction projects in various university campuses 

      mora barrantes, jose carlos; Sibaja, José; Piedra-Marin, Gilberto; Molina-Leon, Oscar M. (WIT Press, 2018)
      Environmental impact assessment (EIA) is the process of evaluating the environmental consequences of a plan, policy, programme or any other project prior to the execution of the proposed action; it is the primary ...

    • Environmental impacts of nitrification and nitrate adsorption in fertilized andisols in the Valle Central of Costa Rica 

      J.S., Reynolds-Vargas; D.D, Richter; Bornemisza, E (Williams & Wilkins, 1994)
      A major scientific challenge for modern agriculture is control of off-site effects on the water resource. In the Valle Central of Costa Rica, coffee plantations may leach fertilizer-derived (Equation presented) to groundwaters, ...

    • Environmental isotope applications in Latin America and the Caribbean region 

      Soto, David X.; Sanchez-Murillo, Ricardo; Ortega, Lucía; Quiroz Londoño, Orlando Mauricio; Araguás Araguás, Luis J.; Martins, Veridiana (Taylor & Francis, 2020-11)
      This Special Issue illustrates the use of environmental isotopes in studying and assessing hydrogeological and ecohydrological issues in the Latin America and the Caribbean (LAC) region. The issue includes twenty selected ...

    • Environmental management for the control of Triatoma dimidiata (Latreille, 1811), (Hemiptera: Reduviidae) in Costa Rica: a pilot project 

      Zeledón, Rodrigo; Rojas, Julio César (Memórias do Instituto Oswaldo Cruz, 2006-06)
      An ecological control method, using environmental management operations, based on biological and behavioral characteristics of Triatoma dimidiata (Latreille, 1811), was implemented as a pilot project in an area of Costa ...

    • Environmentally relevant concentrations of silver nanoparticles diminish soil microbial biomass but do not alter enzyme activities or microbial diversity 

      Montes de Oca-Vásquez, Gabriela; Solano-Campos, Frank; Vega Baudit, Juan; López-Mondéjar, Rubén; Odriozola, Iñaki; Vera, Alfonso; MORENO-ORTEGO, JOSE LUIS; Bastida, Felipe (Elsevier B.V., 2020-06-05)
      The increasing use of silver nanoparticles (AgNPs) due to their well-known antimicrobial activity, has led to their accumulation in soil ecosystems. However, the impact of environmental realistic concentrations of AgNPs ...

    • Enzootic mosquito vector species at equine encephalitis transmission foci in the República de Panamá 

      Torres, Rolando; Samudio, Rafael; Carrera, Jean-Paul; Young, Josue; Marquéz, Ricardo; Hurtado, Lisbeth; Weaver, Scott; Chaves, Luis Fernando; Tesh, Robert; Cáceres, Lorenzo (PLOS ONE, 2017-09-22)
      The identification of mosquito vector species present at arboviral enzootic transmission foci is important to understand transmission eco-epidemiology and to propose and implement prevention and control strategies that ...

    • La epidemia del cólera de 1856 en el Valle Central: análisis y consecuencias demográficas 

      Tjarks Boer, German Otto; Fernández Solera, Flora María; Espinoza Guadamuz, Julio César; González Salas, Edwin (Universidad Nacional, Costa Rica, 1976-07-01)
      Quien entra en contacto con la bibliografía histórica de Costa Rica hallará frecuentes referencias a la guerra con los filibusteros en 1856-1857 y al retiro precipitado de las tropas costarricenses desde la ciudad de Rivas, ...

    • Epidemiological characteristics and space-time analysis of the 2015 dengue outbreak in the metropolitan region of Tainan City, Taiwan 

      Chuang, Ting-Wu; Ng, Ka Chon; Nguyen, Thi Luong; Chaves, Luis Fernando (MDPI, 2018-02-26)
      The metropolitan region of Tainan City in southern Taiwan experienced a dengue outbreak in 2015. This manuscript describes basic epidemiological features of this outbreak and uses spatial and temporal analysis tools to ...

    • Epidemiological, social, and control determinants of Chagas disease in Central America and Mexico - Group discussion 

      Zeledón, Rodrigo; Ponce, Carlos; Méndez Galván, Jorge F (Memórias do Instituto Oswaldo Cruz, 2007)
      The existence of Chagas disease in Central America was reported for the first time in El Salvador in 1913, four years after its discovery in Brazil. At that time only Triatoma dimidiata was known as a vector, but two ...

    • Epidemiología de la artritis encefalitis caprina en hatos caprinos lecheros de Costa Rica 

      Fallas-Elizondo, Daisy Elena; Jiménez Sánchez, Carlos; Montero, Danilo; Prendas Gamboa, Jorge; Dolz, Gaby; ROMERO-ZUÑIGA, JUAN JOSÉ (Universidad Nacional, Costa Rica, 2009)
      El objetivo de este trabajo fue determinar aspectos epidemiológicos tales como seroprevalencia, incidencia y factores de riesgo asociados a la transmisión del virus de la artritis-encefalitis caprina (CAEV) en hatos caprinos ...