Primer hallazgo de Spirometra mansoni en Felis domesticus de Costa Rica

Epidemiología y registro de las cardiopatías congénitas en Costa Rica

Objetivo. Caracterizar la población de niños que nacen con cardiopatías congénitas (CC) en Costa Rica y evaluar sus procesos de registro. Métodos. Estudio observacional exploratorio que incluyó a todos los niños con CC diagnosticadas en el Hospital Nacional de Niños entre el 1 de mayo de 2006 y el 1 de mayo de 2007. Tomando en cuenta los niños menores de 1 año y su respectiva cohorte de nacimie...

Rickettsia felis in Ctenocephalides felis from Guatemala and Costa Rica.

Rickettsia felis is an emerging human pathogen associated primarily with the cat flea Ctenocephalides felis. In this study, we investigated the presence of Rickettsia felis in C. felis from Guatemala and Costa Rica. Ctenocephalides felis were collected directly from dogs and cats, and analyzed by polymerase chain reaction for Rickettsia-specific fragments of 17-kDa protein, OmpA, and citrate sy...

New records of sea anemones (Cnidaria: Anthozoa) from Costa Rica Nuevos registros de anémonas de mar (Cnidaria: Anthozoa) de Costa Rica

Despite being important components in coastal marine systems, sea anemones have been poorly studied on both coasts of Costa Rica. In this paper new records of sea anemones are mentioned for the Caribbean and Pacific coasts of Costa Rica and the Isla del Coco National Park. Additionally, the presence of other species previously recorded in Costa Rica based on single observations or photos, is re...

Existence de la brucellose en Iran. Isolement de Brucella abortus

The genealogy of Da. Isabel de Jimenez. An approach to the first phase of admixture in Costa Rica / La genealogia de Da. Isabel de Jimenez. Una aproximacion a la primera fase del mestizaje en Costa Rica

Traditionally the Costa Rican historians and genealogists have interpreted that the Spanish ruling elite emerged after the conquest was exclusively of European origin. On the other side, recent technological advances in Genetics give us the opportunity to approach the study of pedigrees from a new perspective, examining alive people and simultaneously collating the historical information of the...