Browsing Artículos Científicos by Subject "OVINOS"
Now showing items 1-8 of 8
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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 ... -
Detection of antibodies against Chlamydophila abortus in Costa Rican sheep flocks
(Open Veterinary Journal, 2015-09-01)A total of 359 sheep samples from 15 flocks were analyzed for the presence of antibodies against Chlamydophila abortus using a commercial Enzyme linked Immunosorbent Assay (ELISA). Antibodies were detected in 19 (5.29%) ... -
First report of Trypanosoma vivax infection in sheep from Nicaragua
(Elsevier Science B.V, 2021-07)In Central America, outbreaks of trypanosomiasis by Trypanosoma vivax have been recorded only in cattle. This is the first report of an outbreak of trypanosomiasis by T. vivax in 30 Pelibuey sheep (2 to 7 years old, male ... -
In-vitropredatory activity of nematophagous fungi from Costa Rica with potential use for controlling sheep and goat parasitic nematodes
(Universidad de Costa Rica., 2011-03)In tropical and subtropical regions of the world, parasitic diseases are a main cause of losses in live-stock productivity. The increased acquired resistence to anthelmintics by gastrointestinal nematodes, requires biological ... -
Medroxiprogesterona acetato para la elaboración de dispositivos intravaginales caseros usados en la sincronización del estro en ovinos de pelo: Evaluación de su eficacia, sus efectos secundarios y comparación con un dispositivo comercial en hatos de Costa Rica.
(Universidad Nacional, Costa Rica, 2017-06-28)El objetivo del trabajo fue determinar la eficacia farmacológica y los efectos secundarios de un dispositivo intravaginal de fabricación casera elaborado con acetato de medroxiprogestrona para la sincronización del estro ... -
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 ... -
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 ... -
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 ...