Artículos Científicos
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Age and Sexual Maturity Estimation of Stranded Striped Dolphins, Stenella coeruleoalba, Infected with Brucella ceti
(MDPI, 2022-10-31)Age parameters in cetaceans allow examining conservation and studying individuals with growth affection. The age and sexual maturity of 51 stranded Stenella coeruleoalba striped dolphins from the Eastern Tropical Pacific ... -
Zoonotic Agents in Feral Pigeons (Columba livia) from Costa Rica: Possible Improvements to Diminish Contagion Risks
(Mary Ann Liebert, 2018-01)Most studies on zoonotic agents in pigeons have been conducted in the Palearctic region, but the scarcity of data is notorious in the Neotropical region, where these birds can breed all year around and are in close contact ... -
Modelo estocástico para estimación de valores económicos de rasgos productivos y funcionales en bovinos lecheros
(Agrociencia, 2009)En programas de mejoramiento genético es necesario contar con estimadores del valor económico de los rasgos que se desean seleccionar. El objetivo del presente estudio fue construir un modelo estocástico para el cálculo ... -
Aterosclerosis en ave cacatúa ninfa (Nymphicus hollandicus): Reporte de un caso en Costa Rica
(Universidad Nacional, Costa Rica, 2022-07)Una cacatúa ninfa (Nymphicus hollandicus), hembra de 10 años, que fallece súbitamente durante la consulta médica, fue evaluada, histopatológicamente, en el laboratorio Unidad de Diagnóstico en Patología Aviar, Escuela de ... -
Sequence analysis of the hypervariable region in hmtp210 of Avibacterium paragallinarum
(The Japanese Society of Veterinary Science, 2017-05-27)The hmtp210 gene of Avibacterium paragallinarum, the causative agent of infectious coryza, encodes an outer-membrane hemagglutinin (HA) that plays an essential role in pathogenicity. A hypervariable region within this ... -
Rotavirus and coronavirus outbreak: etiology of annual diarrhea in Costa Rican children
(Universidad de Costa Rica, 1997)In Costa Rica, an annual outbreak of infant diarrheal disease (December and January) was reported since 1976, and rotavirus was incriminated 1ater as the main etiological agent (1976-1981). Apparently the disease has not ... -
Cryptic diversity in a gastrointestinal acanthocephalan of New World primates from Costa Rica
(Springer Nature, 2023-02-10)Prosthenorchis elegans is a worm of the family Archiacanthocephala that infects non-human primates in the Americas, producing an intestinal pathology that may compromise the life of its hosts. Squirrel monkeys, Saimiri ... -
Prevalence and risk factors for Trichomonas foetus infection in cattle in northeastern Costa Rica
(Elsevier, 1992-05-27)Two studies (one pilot and one cross-sectional) were conducted in the two main livestock-rearing areas of Costa Rica using an improved method (In-Pouch TF) for the detection of Trichomonas foetus infection in bulls. Herd ... -
Highly effective frontal stunning procedure using a pneumatic penetrating captive bolt in water buffaloes
(MDPI, 2023-01-03)An effective frontal stunning procedure in water buffaloes was assessed using a pneumatic penetrating captive bolt (PPCB) with high air pressure. The study contemplated two phases; first, 352 buffaloes and 168 post-mortem ... -
Free-living hard ticks (Ixodida: Ixodidae) from three different natural environments of Costa Rica
(Elsevier, 2021)This paper presents data on free-living ticks collected by flagging and using CO2 traps in three natural areas in Costa Rica: Carara National Park (CNP), Palo Verde National Park (PVNP), and a Private Forest Reserve ... -
Seroprevalence and current infections of canine vector-borne diseases in Nicaragua
(Springer et al. Parasites & Vectors, 2018)Background: Vector-borne diseases constitute a major problem for veterinary and public health, especially in tropical regions like Central America. Domestic dogs may be infected with several vector-borne pathogens of ... -
Subcutaneous spirocercosis in a dog from Costa Rica and first molecular confirmation of Spirocerca lupi in Central America
(Elsevier, 2022-01-31)Spirocerca lupi is the etiological agent of spirocercosis in canids from tropics and subtropics in the world. This parasite can lead to life threatening complications, including the formation of fibro and osteosarcomas. ... -
Aspergillus spp. Isolated from Lungs of Poultry (Gallus gallus) at the Mycology Laboratory, School of Veterinary Medicine, Universidad Nacional, Heredia, Costa Rica between 2008 and 2021 and Associated Factors
(MDPI, 2022-11-30)Aspergillosis is a disease caused by some species of the fungus Aspergillus, occurring in both mammals (including humans) and birds, the latter being the most susceptible group. Aspergillus must be considered a public ... -
Ultrasonographic screening of embryo development in cattle (Bos indicus) between days 20 and 40 of pregnancy
(Elsevier, 2005-03-09)Through a transrectal ultrasonography (Aloka SSD 500 microplus equipment, linear transducer of 7.5 MHz) a total of 267 observations were performed in a group of 50 females mainly Bos indicus, raised under humid tropical ... -
A survey on Triatoma dimidiata in an urban area of the province of Heredia, Costa Rica
(Mem Inst Oswaldo Cruz, 2005-10)Triatoma dimidiata has been found in several cities and towns of those countries where the insect is a domestic or peridomestic pest. In Central America, urban infestations occur in the capitals of at least five ... -
Mortality supposedly due to intoxication by pyrrolizidine alkaloids from heliotropium indicum in a horse population in costa rica: a case report
(Taylor and Francis Group, 2011-11-01)This article describes a case of massive mortality among horses which was probably due to intoxication by pyrrolizidine alkaloids from Heliotropium indicum. Over 4 years more than 75% of a population of about 110 horses ... -
New insights into Neutrophil Extracellular Trap (NETs) formation from porcine neutrophils in response to bacterial infections
(MDPI, 2022-08-11)Actinobacillus pleuropneumoniae (A.pp, Gram negative) and Streptococcus (S.) suis (Gram positive) can cause severe diseases in pigs. During infection, neutrophils infiltrate to counteract these pathogens with phagocytosis ... -
Trypanosoma cruzi Infection in Rhodnius pallescens (Heteroptera: Reduviidae) Infesting Coyol Palms in the Dry Arch of Panamá
(Oxford University Press on behalf of Entomological Society of America, 2018-02-07)Ecoepidemiological scenarios for Trypanosoma cruzi Chagas transmission are partially shaped by kissing bug vector ecology. The presence of Attalea butyracea Kunth, the ‘royal palm’, is a major risk factor for Chagas ... -
Winter activity and diapause of Aedes albopictus (Diptera: Culicidae) in Hanoi, Northern Vietnam
(Oxford University Press on behalf of Entomological Society of America, 2015-08-18)We studied the winter activity of Aedes albopictus (Skuse) from November 2008 to April 2009 in Bat Trang village of Hanoi, Vietnam. We selected 12 houses and collected: 1) adults with BG sentinel traps, 2) pupae from ... -
Snakebites are associated with poverty, weather fluctuations and El Niño
(American Association for the Advancement of Science, 2015-09-11)Snakebites are environmental and occupational health hazards that mainly affect rural populations worldwide. The ectothermic nature of snakes raises the issue of how climate change’s impact on snake ecology could ...