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Mostrando ítems 81-90 de 284
Mecanismo de acción de miotoxinas aisladas de venenos de serpientes
(1984)
Biochemically and pharmacologically, myotoxins isolated from snake venoms can be placed in four main groups: myolaxic phospholipases A, low molecular weight basic toxins, cardiotoxins, and hemorrhagic myotoxins. The myotoxic ...
Rasgos morfológicos alrededor de la Isla del Coco y de sus montes submarinos vecinos, Pacífico de Costa Rica
Morphological features around Isla del Coco and its adjacent seamounts, Pacific Costa Rica
(2012-09)
The UNESCO GEBCO-08 bathymetric data was used to study the marine provinces around Isla del Coco. Seamounts with depths of less than 1000m from the sea surface were analyzed. Seamounts southward, southeastward and westward ...
Changes in abundance and composition of a Caribbean coral reef zooplankton community after 25 years
Cambios en abundancia y composición de una comunidad de zooplancton arrecifal en el Caribe 25 años después
(2016)
Coral reef zooplankton represents a key community in coral ecosystems, as they are involved in trophic and biogeochemical dynamics, and recruitment processes. Zooplankton abundance, composition and biomass were surveyed ...
Composición de sedimentos en las zonas costeras de Costa Rica utilizando Fluorescencia de Rayos-X (FRX)
(2004-04)
Utilizando Fluorescencia de Rayos-X dispersiva en energía, que permite la evaluación simultánea de los isótopos estables de trece elementos, se analizaron setenta y cuatro muestras de sedimentos marinos de las regiones ...
Recolecta de artrópodos para prospección de la biodiversidad en el Área de Conservación Guanacaste, Costa Rica
(Revista de Biología Tropical 52(1): 119-132, 2004, 2004)
This study describes the results and collection practices for obtaining arthropod samples to be studied as potential sources of new medicines in a bioprospecting effort. From 1994 to 1998, 1800 arthropod samples of 6-10 g ...
The dystrophinopathies in Costa Rica
(Rev Biol Trop 52(3), 2004, 2004)
A five-years long study aiming to describe the basic genetic epidemiology of the dystrophinopathies in Costa Rica recruited 31 patients with clinical symptoms of DMD/BMD at the National Children’s Hospital (HNN). This ...
Research on Echinoderms in Latin America III
Estudios Latinoamericanos en Equinodermos III
(2015-06)
El artículo muestra el desarrollo que se da en equinodermos en el área de Latinoamerica
Dermatoglifos en dos poblaciones indígenas Guaymí de Costa Rica
(Revista de Biología Tropical 31(2) p.268-257, 1983-04-27)
Twenty-three palmar and digital dermatogliphic characters were examined in two Guaymi Amerindian
populations, Abrojo and Limoncito, in southeastern Costa Rica. Derrnatogliphs were analyzed in
relation to sex, bilaterality ...
The forgotten habitats in conservation: early successional vegetation
(2019)
Conservation efforts in terrestrial environments have focused on preserving patches of natural
habitats and restoring disturbed habitats, with the main goal of transforming them into forests or habitats that resemble the ...