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First Report of the Isolation and Molecular Characterization of Rickettsia amblyommii and Rickettsia felis in Central America
(2011-10-05)
During 2010, 15 adult ticks, identified as Amblyomma cajennense, were collected from horses in Cahuita and Turrialba districts, whereas 7 fleas, identified as
Ctenocephalides felis, were collected from a dog in San Jose ...
Expansion of Aedes albopictus Skull in Costa Rica
(2010-06-01)
A report of the Aedes albopictus expansion in Costa Rica is described as well as its epidemiological analysis.
Demodicosis: una afección común de la piel en el ser humano
(2011-06-01)
La demodicosis es una afección dérmica común en el ser humano. Los agentes etiológicos son dos especies de ácaros demodícicos (Actinedidae: Demodicidae), a saber, Demodex folliculorum que se ubica en los folículos pilosos ...
‘Candidatus Rickettsia nicoyana’: A novel Rickettsia species isolated from Ornithodoros knoxjonesi in Costa Rica
(2017-06)
Rickettsiae are intracellular bacteria commonly associated with hematophagous arthropods. Most of them have been described in hard ticks, but some have been found in soft ticks. Here we report the detection and isolation ...
Nuevos registros de Aedes albopictus (Skuse) en cuatro localidades de Costa Rica
(2017)
Introducción. Aedes albopictus (Skuse) es un vector de arbovirus ampliamente distribuido. En Costa Rica, la expansión geográfica de Ae.albopictus se ha incrementado en la última década, por lo que es importante actualizar ...
Molecular Detection of Bartonella Species in Fleas Collected from Dogs and Cats from Costa Rica
(2015-09)
The bacterial genus Bartonella includes several species with zoonotic potential, some of which are common in domestic dogs and cats, as well as in their fleas. Because there is no previous information about the presence ...
Fur mite, Listrocarpus alouattae Fain (Acari: Atopomelidae), from Alouatta palliata Gray (Primates: Cebidae) in Costa Rica
(2002)
Se presentan resultados preliminares de un estudio sobre ectoparásitos de monos de Costa Rica. Se evaluaron 36 monos aulladores (Alouatta palliata Gray, 1849) y 3 monos capuchinos (Cebus capucinus Linnaeus, 1758) provenientes ...
Two Groups of Cocirculating, Epidemic Clostridiodes difficile Strains Microdiversify through Different Mechanisms
(2018-03)
Clostridiodes difficile strains from the NAPCR1/ST54 and NAP1/ST01 types have caused outbreaks despite of their notable differences in genome diversity. By comparing whole genome sequences of 32 NAPCR1/ST54 isolates and ...
Isolates of Clostridium perfringens recovered from Costa Rican patients with antibiotic-associated diarrhoea are mostly enterotoxin-negative and susceptible to first-choice antimicrobials
(2008-03)
To assess the prevalence of enterotoxigenic Clostridium perfringens among adults suffering from antibiotic-associated diarrhoea in a Costa Rican hospital, faecal samples were analysed from 104 patients by a cultivation ...
Optimización de un método colorimétrico para la cuantificación de cobre en suero
(1993)
Se optimizó y adaptó un método colorimétrico para la determinación de cobre sérico con dibenzilditiocarbamato de zinc. El método presenta linealidad por lo menos hasta 400 ug/dl de cobre. La recuperación promedio obtenida ...