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Colecciones en esta comunidad
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Enfermería [60]
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Gerontología [10]
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Microbiología [779]
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Nutrición [135]
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Odontología [43]
Envíos recientes
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Associations between urban structure and Aedes aegypti larval habitats in Puntarenas, Costa Rica
(2008-12)Geospatial technologies have been increasingly applied to study vector-borne diseases, although their use in urban setting has been limited. In this study, high-resolution satellite imagery from QuickBird was analyzed to ... -
El ensayo inmunosorbente enzima conjugada (ELISA) en el diagnóstico de rotavirus
(1977)La creciente importancia que los rotavirus tienen en: las llamadas diarreas inespecíficas (3,6) ha llevado al desarrollo de diversas técnicas de laboratorio para estudiar el papel de esos vírus en la etiología de la diarrea. ... -
Cuantificación espectrofotométrica del cloruro en suero mediante reacción con tiocianato de mercurio
(1995)El anión que se encuentra en mayor concentración en el fluido extracelular es el ion cloruro (i) (2), por lo que juega un papel importante en regular la distribución del agua, la presión osmótica y el balance aniónico-catiónico ... -
Determinación del Dímero D en pacientes con anticoagulante lúpico
(1997)La determinación del dímero D es de gran utilidad para establecer el diagnóstico de trombosis venosa profunda; sin embargo, en los pacientes que presentan anticoagulante lúpico su hallazgo e importancia todavía no ha sido ... -
A geographical sampling strategy for field surveys in an urban area using high-resolution satellite imagery
(2006-11)Field evaluations for studying the epidemiology of vector-borne diseases like dengue in urban areas are often restricted to selection of households and buildings for field surveys. Therefore, the resulting sampling frame ... -
Evaluation of predictive maps for Aedes aegypti larval habitats in two urban areas of Costa Rica
(2011-12)The abundance of Aedes aegypti can be associated with urban structure and tree cover, which conceals and protects containers. The purpose of this study was to create and evaluate predictive maps for Ae. Aegypti larval ... -
Epidemiological characterization of incident cases of Rickettsia infection in rural areas of Urabá region, Colombia
(2018-10-31)Introduction Most of the studies related to rickettsial infection in Colombia are cross-sectional because of the challenge in conducting prospective studies on infectious disease that may have a difficult diagnosis. Although ... -
Potentially inadequate medications in elderly people of los Guidos-Costa Rica, 2018
(2018)Elderly people due to their physical and mental conditions, receive medications with the intention of improving their quality of life but it is not always right. Methodology: the objective of this observational and descriptive ... -
Estimación (1980-2017) y proyección (2018-2100) de la población económicamente activa de Costa Rica. Informe metodológico
(2018)La identificación de las tendencias pasadas y la proyección a futuro de la población económicamente activa (PEA) del país son necesarias para la planificación de sus recursos humanos y la formulación de las políticas de ... -
Pharmaceutical assistance programs to support smoking cessation medication access
(2017-11-03)OBJECTIVES: Rural smokers are more likely to be uninsured and live in poverty, which may pose significant cost barriers to accessing smoking cessation medications. As part of a randomized clinical trial, we provided support ... -
Valor diagnóstico de las proteínas uPAR en sangre para el cáncer gástrico en Guatemala
(2018)El cáncer gástrico es la neoplasia más frecuente del tubo digestivo, Guatemala posee altas tasas de incidencia y mortalidad. Helicobacter pylori se ha identificado como un carcinógeno gástrico, especialmente si la infección ... -
Design Challenges for Reconnecting in Later Life: A Qualitative Study
(2018-05-31)Friendships and social interactions are renown contributors to wellbeing. As such, keeping a healthy amount of relationships becomes very important as people age and the size of their social network tends to decrease. ... -
Evaluación del estado nutricional por medio de indicadores antropométricos en preescolares costarricenses
(2018-12-14)El objetivo del estudio fue evaluar el estado nutricional de preescolares costarricenses. Se evaluaron 200 preescolares (100 niños y 100 niñas), edades comprendidas entre los 5 a 6 años de edad (5,6 ± 0,29 años). La ... -
Inequality in the Incidence of Cervical Cancer: Costa Rica 1980–2010
(2019-01-10)Introduction: Cervical cancer is the third most incident and the fourth most lethal cancer among Costa Rican women. The purpose of this study was to quantify incidence inequality along three decades and to explore its ... -
The effects of environmental enrichment and social isolation and their reversion on anxiety and fear conditioning
(2019-01)Animal models of fear and anxiety provide important insight into anxiety-related symptoms in humans. Environmental physical conditions and social contact influence behavior and brain plasticity particularly at early ... -
Virulence factor genotyping of Helicobacter pylori isolated from Costa Rican dyspeptic patients
(2019-01-14)Background and aims: Costa Rica is one of the countries with the highest incidence and mortality rates for gastric cancer. Helicobacter pylori infection rates are high in the whole country. We have previously shown that ... -
La fragilidad de la memoria: creencias falsas y memoria autobiográfica, una revisión preliminar
(2018)La memoria es un proceso reconstructivo, donde distintos recuerdos buscan conformar una narrativa autobiográfica coherente. No obstante, dichos recuerdos no son completamente precisos, ya que en diversas investigaciones ... -
Testing experience and environmental enrichment potentiated open-field habituation and grooming behaviour in rats
(2018-03-13)In laboratory rats, one of the most used paradigms to assess habituation to novelty is the open-field test. Environmental enrichment has proved to be a reliable way to enhance open-field test habituation. Experiment 1, ... -
Priming the seed: Helicobacter pylori alters epithelial cell invasiveness in early gastric carcinogenesis
(2018-09-15)Helicobacter pylori (H. pylori) infection is a well-established risk factor for the development of gastric cancer (GC), one of the most common and deadliest neoplasms worldwide. H. pylori infection induces chronic inflammation ... -
Características clínicas y genético-moleculares de la enfermedad de Huntington en pacientes costarricenses: experiencia de 14 años de diagnóstico molecular
(2018-11-13)Introducción: La enfermedad de Huntington (HD) es un trastorno neurodegenerativo hereditario, caracterizado por signos y síntomas motores, cognitivos y neuropsiquiátricos, causado por una expansión del trinucleótido ...
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