Liquid and lyophilized samples of Lachesis muta venom were stored at different temperatures and for different periods of time, and analyzed by polyacrylamide gel electrophoresis (PAGE) and immunoelectrophoresis. Only slight ...

Para estimar la prevalencia anual y mensual de Fasciola hepatica y las pérdidas económicas anuales asociadas al decomiso de hígados por presencia del parásito, se analizaron los registros del Ministerio de Agricultura ...

The ability of serum from nine newbom specimens of Clelia clelia (Colubridae) to neutralize hernorrhagic action of Bothrops asper venom was tested. All serum samples neutralized completely the hernorrhagic effect of the ...

Objetivo. Estudiar las dimensiones de identidad personal y memoria en la vejez Método. Análisis de recuerdos autobiográficos de 12 adultos mayores sin demencia y 12 ancianos con demencia tipo Alzheimer en Costa Rica. ...

El presente artículo hace una revisión de la literatura internacional sobre identidad étnica en niños y niñas pertenecientes a grupos étnicos minoritarios, resume los principales resultados de investigación empírica en ...

This study deals with the biology of Doru taeniatum, (Forficuüdae), particulary the habitat, feeding, reproduction, maternal care, and nymphal stages. The density of adults is higher in the older corn plants. The earwings ...

Food traditions form part of humanity’s patrimony. They have contributed to the identities of people, to their food security and to an intimate relationship with the natural environment. The loss of these food traditions ...