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Evaluation of early embrionic development after natural mating using ultrasonography in bos indicus cows in the humid tropics of Costa Rica
(Springer, 2008)
Fifty-eight nursing Zebu cows averaging 5922 days postpartum were used to
evaluate the early embryonic development by ultrasound under a natural mating system
(bulls A to F). Three consecutive mating periods of 21 days ...
Evaluación de la fertilidad de hembras Bos indicus, de acuerdo a la intensidad del celo, manejadas en un programa de inseminación artificial a tiempo fijo en condiciones de trópico
(Universidad del Zulia, 2009)
El objetivo del presente estudio fue evaluar la fertilidad obteni da en un hato, según dos tiempos de Inseminación Artificial
(IA) a tiempo fijo: 48 y 72 horas, posterior a un programa de
sincronización de celos, tomando ...
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 ...
Francisella sp., an emerging pathogen of tilapia, Oreochromis niloticus (L.), in Costa Rica
(Blackwell, 2009)
Francisella sp. is an emergent bacterial pathogen that
causes acute to chronic disease in warm and cold
water cultured and wild fish species. During the past
3 years, the bacterium has been detected in tilapia,
Oreochromis ...
Meta-análisis sobre el efecto del ejercicio acuático en personas con fibromialgia
(Universidad Nacional, Costa Rica, 2009)
Investiga si los programas de ejercicio acuático son eficaces en provocar una mejoría en el estado de salud física y mental en persona con fibromialgia, además determina si esos programas favorecen en la reducción de los ...
In vitro activity of thienyl-2-nitropropene compounds against Trypanosoma cruzi
(Memórias do Instituto Oswaldo Cruz, 2009-11)
The in vitro activity of four 2-nitropropene derivatives, 1-(3-benzothienyl)-2-nitropropene (N1), 1-(3-thienyl)-2-
nitropropene (N2), 1-(5-bromo-2-thienyl)-2-nitropropene (N3) and 1-(4-bromo-2-thienyl)-2-nitropropene (N4), ...
Organogénesis in vitroen Dalbergia retusa (Papilonaceae)
(Universidad de Costa Rica., 2004-03)
Plants were obtained via organogenesis from hypocotyl explants of Dalbergia retusafrom in vitrogerminated seedlings. Adventitious bud induction was achieved on Murashige and Skoog medium containingfive BA ...
Cambios en la presión arterial y la condición física en mujeres hipertensas mayores de 40 años inducidos por un plan de acondicionamiento físico de bajo impacto
(Universidad Nacional, Costa Rica, 2003)
Analiza los efectos de un plan de acondicionamiento físico de bajo impacto, aplicado en forma sistemática y controlada sobre la presión arterial y la condición física de las mujeres mayores de 40 años. En esta investigación ...
Isolation, detection and characterization of swine hepatitis E virus from herds in Costa Rica
(Taylor & Francis, 2008-06)
Although swine HEV isolates from North America, Europe, and Asia have been
genetically characterized, little is known about the strains presumed to be circulating in
Latin America. In this study, seven commercial swine ...
Mast Cell Tumour in a Giant Galapagos Tortoise (Geochelone nigra vicina)
(Elsevier, 2008)
A well-differentiated cutaneous mast cell tumour was diagnosed in a subadult female giant Galapagos tortoise.
The tumour was a pedunculated, verrucose mass located near the base of the neck. The histological features,
which ...