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Seroprevalence of Toxoplasma gondii and Neospora caninum infections and associated factors in sheep from Costa Rica
(Universidad Nacional, Costa Rica, 2019-01-08)
The presence of antibodies against Toxoplasma gondii and Neospora caninum were analyzed in
392 sheep sera from ten Costa Rican ovine flocks using indirect immuno-enzymatic assays. Additionally,
general information about ...
Anatomía topográfica de la oveja: cuello
(Universidad Nacional, Costa Rica, 2020-05-28)
The objective of this video is to show the dissection of the sheep's neck, using the dissection protocol created by Dr. Andréia Passos Pequeno and used in the Animal Anatomy laboratory of the School of Veterinary Medicine.
Anatomía topográfica de la oveja: cabeza
(Universidad Nacional, Costa Rica, 2020-05-28)
The objective of this video is to show the dissection of the sheep's head, using the dissection protocol created by Dr. Andréia Passos Pequeno and used in the Animal Anatomy laboratory of the School of Veterinary Medicine.
Presence of Maedi-Visna in Costa Rican sheep flocks
(Small Ruminant Research, 2015-01-22)
A total of 359 sheep serum samples from 15 farms were analyzed for the presence of antibodies against Maedi Visna Virus (MVV) by Enzyme-linked Immunosorbent Assay (ELISA). Additionally, a survey was applied to the sheep ...
Molecular characterization of Brucella ovis in Argentina
(Elsevier B.V., 2020-04-22)
La brucelosis en los carneros es causada por Brucella ovis o Brucella melitensis y se considera una de las enfermedades infecciosas más importantes de los machos en los países donde se crían ovejas. Caracterización molecular ...
First report of anthelmintic resistance in gastrointestinal nematodes of sheep from Costa Rica
(Revista Internacional de Medicina Veterinaria, 2011)
As the prevalence and severity of anthelmintic resistance continue to rise, nematode infections in sheep correspondingly reduce the
profitability of the sheep industry. In Costa Rica, sheep production systems are increasing ...
Paratuberculosis
(Universidad Nacional, Costa Rica, 2021-03-09)
El objetivo de este video es presentar una breve explicación sobre la Paratuberculosis, enfermedad ocasionada por la bacteria Mycobacterium avium subespecie paratuberculosis, que afecta a bovinos, caprinos y ovinos. Se ...
Análisis hematológicos y parasitológicos en pequeños rumiantes.
(Universidad Nacional, Costa Rica, 2019)
La producción de cabras y ovejas en Costa Rica ha ido en aumento como lo
indican Chacón y Boschini (2016), por ende la importancia de fuentes de información
acerca del estado de la población de pequeños rumiantes en ...
Anthelmintic resistance in commercial sheep farms in Costa Rica
(Elsevier B.V., 2021)
Forty-eight commercial sheep farms were sampled between the years 2017 and 2019 to evaluate the percentage of reduction of the three families of broad-spectrum anthelmintic drugs available in Costa Rica - benzimidazoles ...
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 ...