Los modelos ideológico-económicos preponderantes en Latinoamérica en las últimas décadas han impuesto un concepto estrecho de rentabilidad económica en muchas áreas de la sociedad, incluyendo aquellas en las que se ...

A basic, dimeric myotoxic protein, myotoxin II, purified from Bothrops asper venom has a similar molecular weight and is immunologically cross-reactive with antibodies raised to previously isolated B. asper phospholipases ...

The degenerative and regenerative changes in murine skeletal muscle after injection of Bothrops asper venom were studied by histological, lectin histochemical and immunocytochemical techniques. According to our observations, ...

The neutralizing ability of a monovalent anti-Micrurus nigrocinctus (coral snake) antivenom produced in Costa Rica was tested against the lethal, myotoxic and phospholipase A2 activities of homologous venom. In addition, ...

An enzyme-immunoassay (EIA) for the quantitation of antibodies against myotoxins present in the venoms of Bothrops asper (Costa Rica), B. atrox (Colombia) and B. moojeni (Brazil), was developed. This EIA was utilized for ...

A comparative study was performed with the venoms of newborn Crotalus durissus durissus, adult Crotalus durissus terrificus and adult Crotalus durissus durissus snakes. Venom of newborn specimens of C.d. durissus is very ...

Most rural mothers from Puriscal, a typical transitional population in Costa Rica, breastfeed their infants; more than one half breast-feed beyond 6 months. This situation was brought about by commencement of rooming-in ...