Browsing Artículos Científicos by Title
Now showing items 403-422 of 560
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Pansusceptible Escherichia Coli isolates obtained from faeces of free-ranging baird's tapirs (Tapirus Bairdii) suggests a low selective pressure for resistance determinants in the Northwestern Region of the Talamanca Mountain Range, Costa Rica
(Elsevier, 2018-09-27)Objectives The main objective of this study was to analyse the antimicrobial susceptibility profile of Escherichia coli isolates obtained from faecal samples of free-ranging Baird’s tapirs (Tapirus bairdii) in the ... -
Papilomavirus bovino tipo 2 en un sarcoide equino en Costa Rica
(Revista MVZ Córdoba, 2021-05-31)Identificar mediante técnicas moleculares la presencia de papilomavirus bovino (BPV) en un sarcoide equino, y realizar la caracterización histológica de este. Materiales y métodos: A partir de lesiones de sarcoide en una ... -
Parasites of cetaceans stranded on the Pacific coast of Costa Rica
(Revista de parasitología veterinaria, 2011-05-12)Information regarding parasitic fauna of cetaceans from Costa Rica is provided for the first time. A total of 25 stranded dolphins and whales were examined between 2001 and 2009, including striped dolphin (Stenella ... -
Parasitic infections of coyote, Canis latrans (Carnivora: Canidae) in a Costa Rican National park and a surrounding agricultural area [Infecciones parasitarias del coyote, Canis latrans (Carnivora: Canidae) en un Parque Nacional y una zona agrícola en Costa Rica]
(Revista de Biologia Tropical, 2012-06-02)As human populations expand into wild habitats with their pets and livestock, the potential spread of disease to wildlife or vice versa increases. Because, wild and domestic canids may pose as reservoirs or disseminators ... -
Paratuberculosis
(Camara Nacional de Productores de Leche, 2016-09-29)La paratuberculosis o enfermedad de Johne es una enfermedad incurable de los rumiantes, ocasionada por una bacteria denominada Mycobacterium aviun subespecie paratuberculosis o MAP. Esta bacteria ocasiona una enteritis ... -
Parámetros sanguíneos y perfil de hormonas reproductivas de hembras de Choloepus hoffmanni en cautiverio
(Revista de Biología Tropical, 2018-03-01)In wild animal species, the use of non-invasive and non-stressful procedures to determine hormone profiles, such as fecal steroid measurements, has considerably increased the comprehension of their reproductive physiology. ... -
Parásitos intestinales del tepezcuinte, Agouti paca (Rodentia: Dasyproctidae) en Costa Rica
(Universidad de Costa Rica., 1990)In a sample of 23 breeding places of pacas (Agouti paca) in Costa Rica, the following parasites were found: Eimeria agoutii, Balantidium coli, Capillaria sp., Trichuris sp., Taenia sp., Strongyloides sp., and members of ... -
Pasantía en el Instituto Regional de Estudios en Sustancias Tóxicas (IRET), Universidad Nacional, Costa Rica
(Universidad Nacional, Costa Rica, 2022)Esta pasantía tuvo una duración de 344 horas y fue realizada desde el 1 de abril hasta el 1 de junio de 2020, en el Instituto Regional de Sustancias Tóxicas de la Universidad Nacional en Heredia, Costa Rica. Durante la ... -
Passive epidemiological surveillance in wildlife in Costa Rica identifies pathogens of zoonotic and conservation importance
(PLoS ONE, 2022-09-26)Epidemiological surveillance systems for pathogens in wild species have been proposed as a preventive measure for epidemic events. These systems can minimize the detrimental effects of an outbreak, but most importantly, ... -
Pathogenic potential of a Costa Rican strain of 'Candidatus Rickettsia amblyommii' in guinea pigs (Cavia porcellus) and protective immunity against Rickettsia rickettsii
(Ticks and Tick-borne Diseases, 2015-09)Candidatus Rickettsia amblyommii' is a spotted fever group rickettsia that is not considered pathogenic, although there is serologic evidence of possible infection in animals and humans. The aim of this study was to evaluate ... -
Pathogenicity and its implications in Taxonomy: The Brucella and Ochrobactrum Case
(MDPI, 2022)The intracellular pathogens of the genus Brucella are phylogenetically close to Ochrobac- trum, a diverse group of free-living bacteria with a few species occasionally infecting medically compromised patients. A group ... -
Pathological Studies and Postmortem Computed Tomography of Dolphins with Meningoencephalomyelitis and Osteoarthritis Caused by Brucella ceti
(MDPI, 2022-05-09)Cetacean neurobrucellosis is a common cause of strandings in Costa Rica diagnosed by serology, bacteriology, and histopathology. Pathological studies were performed on 18 dolphins. Twelve were scanned by postmortem ... -
Pathology of striped dolphins (Stenella coeruleoalba) infected with Brucella ceti
(Elsevier Ltd, 2009-10-14)Seventeen striped dolphins (Stenella coeruleoalba) displaying swimming disorders compatible with neurological syndromes were investigated for Brucella infection. Sixteen dolphins had meningoencephalomyelitis. Serum antibody ... -
Peridomiciliary latrines and Phlebotominae sandfties (Diptera: Psychodidae) in a focus of Leishmaniasis in Costa Rica.
(Universidad de Costa Rica, 1991)Las letrinas peridomiciliarias son sitios de reposo de flebótomos en Nazareth ( Guanacaste, Costa Rica). Un total de 622 individuos fueron colectados y clasificados en cuatro especies, Lutzomyia cayennensis (58 .. 68 %), ... -
Persistence of Brucella abortus in the bone marrow of infected mice
(Journal of Immunology Research, 2018-12-03)Brucellosis is a zoonotic bacterial infection that may persist for long periods causing relapses in antibiotic-treated patients. The ability of Brucella to develop chronic infections is linked to their capacity to invade ... -
Persistence of Brucella abortus lineages revealed by genomic characterization and phylodynamic analysis
(PLOS Neglected Tropical Diseases, 2020-04-14)Brucellosis, caused by Brucella abortus, is a major disease of cattle and humans worldwide distributed. Eradication and control of the disease has been difficult in Central and South America, Central Asia, the Mediterranean ... -
Phenotypes controlled by the Brucella abortus two component system BvrR/BvrS are differentially impacted by BvrR phosphorylation
(Frontiers Media S.A, 2023-05-10)Brucella abortus is a zoonotic pathogen whose virulence depends on its ability to survive intracellularly at the endoplasmic reticulum derived compartment. The two-component system BvrR/BvrS (BvrRS) is essential for ... -
Phylogenetic and Mutation Analysis of the Venezuelan Equine Encephalitis Virus Sequence Isolated in Costa Rica from a Mare with Encephalitis
(MDPI, 2022-05-28)Venezuelan Equine Encephalitis virus (VEEV) is an arboviral pathogen in tropical America that causes lethal encephalitis in horses and humans. VEEV is classified into six subtypes (I to VI). Subtype I viruses are divided ... -
Platelet depletion does not alter the course of Brucella abortus infection in vivo
(Elsevier, 2022-02-23)Brucellosis is a bacterial disease of animals and a zoonotic infection. Thrombocytopenia is a common outcome in long-lasting brucellosis in humans. Likewise, ex vivo experiments have shown that platelets may play a role ... -
Prácticas de diagnóstico y control de parásitos de caninos y felinos en 50 clínicas veterinarias del área metropolitana de Costa Rica*
(Universidad Nacional, Costa Rica, 2008)Con el objetivo de conocer los procedimientos de diagnóstico y recomendaciones para el control de parásitos gastrointestinales (PGI) de caninos y felinos, se entrevistó a 50 médicos veterinarios que laboran en el gran ...