Search
Now showing items 1-10 of 22
Clodomiro Picado y sus años de formación científica
(1989)
Se analizan una serie de factores socioeconómicos, políticas y culturales que jugaron un papel importante en los años de formación del científica costarricense Clodomiro Picado Twight. E! desarrollo político y cultural de ...
Costa rican international cooperative biodiversity group: using insects and other arthropods in biodiversity prospecting
In: J. Rosenthal (Ed.). Drug discovery, economic development and conservation: The International Cooperative Biodiversity Groups. Pharm. Biol. Vol 37, Supplement, pp. 55-68.
(Pharmaceutical Biology 37(Supplement):55–68. 1999, 1999)
This paper describes the Costa Rican International Collaborative Biodiversity Group (ICBG), which was designed to introduce insects and other arthropods as a source of pharmaceutical compounds, and to generate knowledge ...
Karyotype of the yellow-bellied sea snake, Pelamis platurus
(1980)
In this paper we describe the karyotype of the yellow-bellied sea snake, Pelamis platurus from Costa Rica. The diploid number is 38 chromosomes, with 20 macrochromosomes and 18 microchromosomes. The pairs 1 and 2 are ...
Estudios cariológicos de cinco especies de serpientes costarricenses de la familia colubridae
(1984)
The karyotypes of five species of colubrid snakes from Costa Rica are as follows: Imuntodes cenchao and Drymobius margaritiferus have a diploid number of 36, with 16 macro- and 20 microchromosomes. The fourth pair is ...
Pharmacological activities of a toxic phospholipase A isolated from the venom of the snake Bothrops asper
(1986)
A toxic phospholipase A was isolated from the venom of Bothrops asper. It induced skeletal muscle damage, anticoagulant effects and edema in the foot pad. The toxin had an intravenous LD50 of 95 micrograms/16-18 g mouse ...
Estudio comparativo de venenos de ejemplares recien nacidos y adultos de Bothrops asper
(1980)
Se estudiaron comparativamente los venenos de ejemplares recién nacidas (menos de un mes de edad) y adultas de Bothrops asper de dos regiones costarricenses: San Carlos en la vertiente atlántica y Puriscal en la pacífica. ...
Mionecrosis, hemorragia y edema inducidos por el veneno de Bothrops asper en ratón blanco
(1980)
Pathogenesis of the myonecrotic, hemorrhagic and edema-forming effects in white mice inoculated with Bothrops asper venom was studied at different time intervals by means of light microscopy, determination of serum levels ...
Pathogenesis of myonecrosis induced by crude venom and a myotoxin of Bothrops asper.
(1984)
The pathogenesis of skeletal muscle necrosis induced by crude Bothrops asper venom and isolated myotoxic phospholipase was studied using light and electron microscopy. White mice were injected intramuscularly with a dose ...
Polimorfismo cromosómico intraespecífico en la serpiente de coral Micrurus nigrocinctus (Ophidia: Elapidae)
(1981)
En un estudio cito genético de 59 ejemplares de la serpiente de coral Micrurus nigrocinctus procedentes de todas las áreas de distribución de Costa Rica, se observó dos patrones cariológicos principales: I o "nigrocinctus" ...
El problema de los efectos hemorrágico y mionecrótico por mordeduras de serpiente en el continente Americano
(1980)
Los efectos locales que aparecen como consecuencia de la mordedura de serpientes constituyen un problema de salud importante en las Américas. Sin embargo, la eficacia del suero antiofídico que se usa parece ser escasa, ...