Browsing Artículos Científicos by Title
Now showing items 121-140 of 598
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Chlamydia psittaci genotype B in a pigeon (Columba livia) inhabiting a public place in San José, Costa Rica
(University of Tripoli, 2013-12-02)Human chlamydiosis is a zoonotic disease of avian origin caused by Chlamydia psittaci. The highest infection rates have been detected in parrots (Psittacidae) and pigeons (Columbiformes), the latter most frequently carry ... -
Chromobacterium violaceum infection in a free ranging howler monkey in Costa Rica
(Wildlife Disease Association, 2010)Chromobacterium violaceum is a gram-negative saprobe bacterium that is a rare opportunistic pathogen in mammals. There are numerous reports in humans including fatalities, but no record exists in free-ranging nonhuman ... -
Chromogenic, Biochemical and Proteomic Identification of Yeast and Yeast-like Microorganisms Isolated from Clinical Samples from Animals of Costa Rica
(MDPI, 2024-03-16)Yeast infections are challenging human and animal medicine due to low rates of detection and the emergence of unknown ecology isolates. The aim of this study was to verify the biochemical identification of yeasts and ... -
Climatic fuctuations and malaria transmission dynamics, prior to elimination, in Guna Yala, República de Panamá
(BioMed Central, 2018-02-20)Background: Malaria has historically been entrenched in indigenous populations of the República de Panamá. This scenario occurs despite the fact that successful methods for malaria elimination were developed during the ... -
Climatic variability and landscape heterogeneity impact urban mosquito diversity and vector abundance and infection
(Ecosphere, 2011-06-23)Urban habitat heterogeneity can modify interactions across species and lead to spatially fine grained differences in b-diversity patterns and their associated ecosystem services. Here, we study the impacts of landscape ... -
Clinical and pathological findings of a sac-like formation in the tunica vaginalis of a nelore (Bos indicus) bull
(Blackwell, 2010)Contents A seven-month-old purebred Nelore calf was diagnosed with a bilateral finger-shaped swelling although more prominent at the left side of the scrotum, located longitudinal and parallel to epididymis corpus. The ... -
Comamonas testosteroni as the cause of mortality in embryonated chicken eggs of breeding broiler hens in Costa Rica
(Taylor and Francis Group, 2023-12)Mortality of chicken embryos andfirst-week chickens was reported in a commercial incubatorcompany in Costa Rica. Six 1-day-old Cobb chickens and twenty-four embryonated chickeneggs were examined in the Laboratory of Avian ... -
Combined electrokinetic manipulations of pathogenic bacterial samples in low-cost fabricated dielectrophoretic devices
(AIP Advances, 2019-11-13)A low-cost fabrication method of microfluidic devices with micrometer-sized constrictions used for electrodeless dielectrophoresis (eDEP) is demonstrated here. A structure on a commercial printed circuit board (PCB) ... -
Comparación bioeconómica de grupos raciales Holstein, Jersey y Holstein×Jersey en Costa Rica
(Universidad de Costa Rica, 2012)Comparación bioeconómica de grupos raciales Holstein, Jersey y Holstein×Jersey en Costa Rica. El objetivo del presente estudio fue determinar el rendimiento bioeconómico de las razas puras Holstein y Jersey con el cruce ... -
Comparative productive performance of cows born through embryo transfer, artificial insemination and natural mating in dairy and dual-purpose herds raised in tropical conditions
(Wiley, 2023-06)A populational, observational and longitudinal-retrospective study with records of 28 dairy-specialized and dual-purpose farms was carried out to compare the productive performance of cows born by embryo transfer (ET), ... -
Comparing body condition score and FAMACHA© to identify hair-sheep ewes with high faecal egg counts of gastrointestinal nematodes in farms under hot tropical conditions
(Elsevier B.V., 2018-08-16)Data from a targeted selective treatment (TST) survey in three sheep farms was used to compare body condition scores (BCS) ≤ 2 and FAMACHA© scores ≥4 or ≥3 as criteria to identify ewes with ≥ 750 eggs per gram of faeces ... -
Comparison of Agar Gel Immunodiffusion Test, Enzyme-linked Immunosorbent Assay and Western Blotting for the Detection of BLV Antibodies
(Blackwell, 1999-10)An indirect enzyme-linked immunosorbent assay (ELISA) for the diagnosis of bovine leukaemia virus (BLV) infection was developed and compared with the agar gel immunodiffusion test (AGIDT). Western blotting (WB) was used ... -
Comparison of competitive enzyme-linked immunosorbent assay and serum neutralization test for the detection of antibodies to vesicular stomatitis virus (New Jersey and Indiana serotypes) in equines from Costa Rica
(Universidad Nacional, Costa Rica, 2014)A competitive enzyme-linked immunosorbent assay (c-ELISA) was compared to the serum neutralization test (SNT) for the detection of antibodies against vesicular stomatitis virus, New Jersey (VSV-NJ) and Indiana (VSV-IN) ... -
Comparison of the antibody response in adult cattle against different epitopes of Brucella abortus lipopolysaccharide
(Blackwell, 2001)The comparison of serological responses in a sample of adult, vaccinated and held-infected bovines with Brucella abortus is reported. Indirect enzyme immunoassav (EIA) titration curves and Western blotting tests for ... -
Comparison of the serum neutralization test and a competitive enzyme-linked immunosorbent assay for the detection of antibodies to vesicular stomatitis virus New Jersey and vesicular stomatitis virus Indiana
(AAVLD, 2002-05-01)A competitive enzyme-linked immunosorbent assay (C-ELISA) for the detection of antibodies against vesicular stomatitis virus New Jersey (VSV-NJ) and vesicular stomatitis virus Indiana (VSV-IN) was compared with the serum ... -
Comparison of Two Cold Water Immersions Protocols on Psychological Variables of Recovery
(American College of Sports Medicine, 2019-02)In sport, recovery is a multifactorial process and one modality commonly recommended for athletes is cold water immersion (CWI). Few studies, have analyzed the psychological effects of CWI protocols, specifically with ... -
Computational biology in Costa Rica: the role of a small country in the global context of bioinformatics
(PLoS Computational Biology, 2008-03-14)The successful development of high throughput methods for DNA sequencing, transcriptomics, proteomics, and other –omics, has contributed to the emergence of novel possibilities for the examination of complex biological ... -
Conceptos sobre inocuidad en la producción primaria de la leche.
(Universidad Nacional, Costa Rica, 2015-10-28)La producción primaria de la leche es uno de los eslabones más importantes a lo largo de la cadena de producción, tratamiento y manejo de la leche y sus subproductos; así, debe asegurarse que la leche sea producida por ... -
Construction of dissection protocols as a learning object for teaching comparative animal anatomy
(Brazilian Society of Anatomy, 2021)Introduction: learning objects allow meaningful learning through the use of a dynamic methodology that greatly increases students’ motivation and makes learning anatomy more effective. The purpose of the present study was ... -
Contracaeum multipapillatum (Nematoda: Anisakidae) en peces de aguas continentales de Guanacaste, Costa Rica e Izabal, Guatemala
(Revista Colombiana de Ciencia Animal (RECIA), 2020)Contracaecum multipapillatum es un nemátodo para el cual, los peces actúan como hospedador intermediario y el ser humano como hospedador accidental, por consumo de carne de pescado cruda o semi cocinada. Este riesgo para ...