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Sex influence on the susceptibility of Swiss mice to Trypanosoma cruzi [Influencia del sexo en la susceptibilidad de ratones Swiss a Trypanosoma cruzi]
(Boletin de Malariologia y Salud Ambiental, 2012-10-07)
Some authors have reported that female mice are more resistant to Trypanosoma cruzi infections than male mice. In order to test this hypothesis we did a comparative study using four isolates of T. cruzi from Costa Rica in ...
Molecular characterization of Trypanosoma cruzi and infection rate of the vector Triatoma dimidiate in Costa Rica
(Universidad Nacional, Costa Rica, 2012-06-30)
According to the genetic characterization by the analysis of the miniexon gene, strains of Trypanosoma cruzi can be classified into six discrete typing units (DTUs), and the DTU 1 into four distinct genotypes associated ...
Chagas disease in dogs from endemic areas of Costa Rica
(Memórias do Instituto Oswaldo Cruz, 2002-06)
Dogs with the presumptive diagnosis of Chagas disease are commonly sent to our School of Veterinary Medicine by independent veterinarians. This prompted us to evaluate the prevalence of canine trypanosomiasis in some ...
Distribution and ecological aspects of Rhodnius pallescens in Costa Rica and Nicaragua and their epidemiological implications
(Instituto Oswaldo Cruz, 2006)
In light of the Central American Initiative for the control of Chagas disease, efforts were made on the part of
Costa Rican and Nicaraguan teams, working separately, to determine the present status of Rhodnius pallescens ...
Ecological control of Triatoma dimidiata (Latreille, 1811): five years after a Costa Rican pilot project
(Instituto Oswaldo Cruz, 2008)
An ecological pilot project for the control of Triatoma dimidiata allowed a new evaluation four and five years
after environmental modifications in the peridomestic areas of 20 households. It was verified that the two ...
Environmental management for the control of Triatoma dimidiata (Latreille, 1811), (Hemiptera: Reduviidae) in Costa Rica: a pilot project
(Memórias do Instituto Oswaldo Cruz, 2006-06)
An ecological control method, using environmental management operations, based on biological and behavioral characteristics of Triatoma dimidiata (Latreille, 1811), was implemented as a pilot project in an area of Costa ...
Entomological and Ecological Aspects of Six Sylvatic Species of Triatomines (Hemiptera, Reduviidae) from the Collection of the National Biodiversity Institute of Costa Rica, Central America
(Memórias do Instituto Oswaldo Cruz, 2001)
A total of 797 specimens of wild adult triatomines, belonging to six species from the entomological
collections of the Costa Rican National Biodiversity Institute, was studied from the standpoint of their
relative ...
Evidence of colonization of man-made ecotopes by Triatoma dimidiata (Latreille, 1811) in Costa Rica
(Memórias do Instituto Oswaldo Cruz, 2001-07)
Triatoma dimidiata adults have been frequently found, during the last five years, in a dog kennel and
a chicken coop, in the back yard of a well-built house, 15 km from San José, the capital of Costa Rica.
In the chicken ...
Morfologia externa de Triatoma ryckmani Zeledón & Ponce, 1972 vista através da microscopia eletrônica de Varredura
(Memórias do Instituto Oswaldo Cruz, 1996-12)
External Morphology of Triatoma rickmani Zeledón & Ponce, 1972 by Scanning Electron Mi croscopy - A male of Triatoma ryckmani Zeledón & Ponce, 1972, was studied by scanning electron
microscopy. Only few specimens of this ...
First report of Trypanosoma vivax infection in dairy cattle from Costa Rica
(Elsevier, 2009)
An outbreak of haemoparasitoses occurred from October 2007 to July 2008 in cattle from
the district of Rio Cuarto, province of Alajuela, Costa Rica. Fifty animals of various ages out
of 450 Brown Swiss were affected. The ...