Facultad de Ciencias de la Salud: Recent submissions
Now showing items 901-920 of 1554
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Medicina interna y cirugía de especies menores en la Clínica Granja Veterinaria el Tremedal en San Ramón de Alajuela, Costa Rica.
(Universidad Nacional, Costa Rica, 2020)Esta pasantía fue realizada en la Clínica Granja Veterinaria el Tremedal en San Ramón, Alajuela, Costa Rica, del 02 de enero al 13 de febrero del 2019, con una duración de 320 horas. Se tuvo participación en la atención ... -
Molecular detection and genotyping of chlamydia psittaci in captive psittacines from Costa Rica
(Veterinary Medicine International, 2013-08-18)Oropharyngeal and cloacal swabs from 117 captive psittacine birds presented at veterinary clinics (88) and from shelters/rescue centers of wildlife (29) were collected to determine the prevalence of C. psittaci in captive ... -
Building a combined targeted selective treatment scheme against gastrointestinal nematodes in tropical goats
(Small Ruminant Research, 2014-09)The design and validation of a combined targeted selective treatment (C-TST) scheme to control gastrointestinal nematodes (GIN) of goats under tropical conditions is described. A survey performed on 1585 goats (older than ... -
Salmonella contamination risk points in broiler carcasses during slaughter line processing
(Universidad Nacional, Costa Rica, 2014-08-08)Salmonella is one of the foodborne pathogens most commonly associated with poultry products. The aim of this work was to identify and analyze key sampling points creating risk of Salmonella contamination in a chicken ... -
Salmonella isolates in the introduced Asian house gecko (Hemidactylus frenatus) with emphasis on Salmonella weltevreden, in two regions in Costa Rica
(Universidad Nacional, Costa Rica, 2015-09-17)The Asian house gecko Hemidactylus frenatus has been widely introduced in Costa Rica and tends to establish in human settlements. Some studies in other invaded countries have suggested that this gecko plays a significant ... -
Estudiando el papel de los neutrófilos polimorfonucleares en la brucelosis
(Revista del Colegio de Microbiólogos Químicos Clinicos Costa Rica, 2015-10)Las enfermedades infecciosas pueden clasificarse en dos grandes grupos: las agudas y las crónicas. Las bacterias que inducen cuadros crónicos, son en general parásitos intracelulares que tienen tiempos de incubación largos ... -
Role of Clostridium perfringens toxins in necrotic enteritis in poultry
(Escuela de Medicina Veterinaria, 2016)Poultry products represent over 30% of animal protein consumption worldwide, and its demand is growing considerably. The current global annual production of poultry meat and eggs is more than 115 million tons and 70 ... -
Prevalence of paratuberculosis (Mycobacterium avium subspecies paratuberculosis) in specialized dairy herds in Costa Rica
(Universidad Nacional, Costa Rica, 2015-09-30)A cross-sectional study was conducted in 194 specialized dairy herds in Costa Rica, to determine the prevalence of Mycobacterium avium subspecies paratuberculosis (MAP) in herds at a national level and by administrative ... -
Diagnosis of human paragonimiasis in Costa Rica using intradermal test and immunoblot
(Universidad Nacional, Costa Rica, 2015-09-10)Excretory-secretory antigen (ESA) and adult somatic antigen (ASA) were obtained from adult worms of Paragonimus mexicanus. These antigens were characterized, tested and compared for its use in serodiagnosis of human ... -
Re-emergence of Plasmodium malariae in Costa Rica
(Universidad Nacional, Costa Rica, 2015-04-30)In this paper we report the diagnosis of four cases of Plasmodium malariae in humans in Costa Rica, using parasitological and molecular techniques. Real-time PCR detected P. malariae in all four samples and established ... -
Chlamydia abortus in dairy farms in Costa Rica
(Universidad Nacional, Costa Rica, 2015-12-02)The aim of the present study was to determine the presence of antibodies against Chlamydia abortus in specialized dairy farms. A total of 608 blood samples were collected during 2012 from 24 dairy farms located in the ... -
Evaluation of a voluntary control program for the detection of Bovine Leukemia Virus antibodies based on agar gel immunodiffusion test in dairy farms in Costa Rica
(Universidad Nacional, Costa Rica, 2015-05-02)A total of 20 farms were analyzed repeatedly during five years using only the agar gel immunodiffusion test (AGIDT) as part of a voluntary control program of Bovine Leukemia Virus (BLV). After five years of cleaning up ... -
Efecto del estatus serológico al virus de la leucosis enzoótica bovina (BLV) sobre la producción de leche en hatos lecheros de Costa Rica
(Universidad Nacional, Costa Rica, 2012-09-02)Se realizó un estudio longitudinal para determinar el efecto del estatus serológico al virus de la leucosis enzoótica bovina (BLV) sobre la producción de leche en hatos lecheros especializados de Costa Rica. Se analizó ... -
Relación entre el estado serológico a leucosis bovina enzoótica y parámetros reproductivos en hatos lecheros especializados de Costa Rica
(Universidad Nacional, Costa Rica, 2015-03-04)Se realizó un estudio longitudinal y analítico para determinar la relación entre el estado serológico al virus de la leucosis bovina enzoótica (VLBE) y los parámetros reproductivos, en 26 fincas lecheras de Costa Rica ... -
Seroprevalence of Bluetongue and associated risk factors in Costa Rican sheep flocks
(Universidad Nacional, Costa Rica, 2015-11-22)A total of 359 sheep samples from 15 farms were analyzed for the presence of antibodies against bluetongue virus (BTV) by commercial enzyme-linked immunosorbent assay (ELISA). Antibodies were detected in 290 sheep from ... -
Detection of Babesia caballi and Theileria equi in blood from equines from four indigenous communities in Costa Rica
(Universidad Nacional, Costa Rica, 2015-10-27)A cross-sectional study was carried out in four indigenous communities of Costa Rica to detect presence and prevalence ofBabesiacaballiandTheileria equiand to investigate factors associated with presence of these hemoparasites. ... -
Apparent lack of evidence on selected infectious agents in wild Yellow-naped Amazon parrots: implications for releasing attempts
(Universidad Nacional, Costa Rica, 2015-05-09)Blood and feather samples, as well as oropharyngeal and cloacal swabs, were collected from nine free-ranging Amazona auropalliata between January and May 2009 in two highly modified landscapes in northern Costa Rica. ... -
Understanding Ehrlichia canis infections in dogs of Costa Rica: hematological findings and indicative clinical signs
(Universidad Nacional, Costa Rica, 2016-11-30)Background: A cross-sectional study combining different serological and molecular techniques for the detection of Ehrlichia canis in dogs was carried out to determine hemopathological findings and suggestive clinical ... -
Serology, molecular detection and risk factors of Ehrlichia canis infection in dogs in Costa Rica
(Universidad Nacional, Costa Rica, 2016-07-10)tA cross-sectional study combining different serological and molecular techniques for the detection ofEhrlichia species in dogs and their ticks was carried out with data from all regions of Costa Rica. A sero-prevalence ... -
Detección de anticuerpos anti-Toxocara spp. en caninos de una comunidad periurbana de la provincia de Heredia, Costa Rica
(Universidad Nacional, Costa Rica, 2020-06-29)La toxocariasis es una enfermedad zoonótica cosmopolita causada por nemátodos del género Toxocara. Los perros son hospedadores definitivos de Toxocara canis y pueden ser asintomáticos o presentar signos clínicos inespecíficos. ...