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AbstractFull Text

Concordance analysis are used to compare diagnostic methods when applied to the same group of individuals (paired samples). This article analyses the case of two laboratory methods, whose results are expressed in form of dichotomous qualitative variable (positive/negative). In order to analyze the...

Author(s)
Zúñiga, R. D. M.
Publisher
Universidad de la Salle, Bogota, Colombia
Citation
Revista de Medicina Veterinaria, 2017, No.33, pp 93-101
Abstract

The bovine abortion syndrome is a multicausal problem, the objectives of this study were to provide information on the magnitude of the seroprevalence of four abortigenic agents and their association with some management practices the farms. A cross-sectional study was performed using 40 farms and...

Author(s)
Gädicke, P.; Junod, T.; López-Martin, J.; Ortega, R.; Monti, G.
Publisher
Facultad de Ciencias Veterinarias, Universidad Austral de Chile, Valdivia, Chile
Citation
Archivos de Medicina Veterinaria, 2016, 48, 1, pp 19-27
Abstract

A prospective study was carried out to determine the serological response to the official tests used in Chile for the detection of bovine brucellosis in adult cows vaccinated with 2 doses of vaccine strain RB-51 from a brucellosis-free herd as certified by the Servicio Agrícola y Ganadero (SAG) of...

Author(s)
Ramírez, C.; Ernst, S.; Elvinger, F.
Publisher
Facultad de Ciencias Veterinarias, Universidad Austral de Chile, Valdivia, Chile
Citation
Archivos de Medicina Veterinaria, 2009, 41, 2, pp 171-174
Abstract

Bovine brucellosis is an endemic and zoonotic disease of high economic impact. The genetic identification of the prevalent Brucella abortus strains is important for further epidemiological strategies of disease control. The insertion sequence IS711 was utilized as a genetic marker to differentiate...

Author(s)
Mancilla, M.; Villarroel, M.; Saldías, M. E.; Soto, J.; Zárraga, A. M.
Publisher
Facultad de Ciencias Veterinarias, Universidad Austral de Chile, Valdivia, Chile
Citation
Archivos de Medicina Veterinaria, 2008, 40, 2, pp 187-192
Abstract

Chile is internationally recognized for its good zoo-sanitarian situation as the country is able to reach and maintain a status of officially free from the main diseases of the OIE list, including foot and mouth disease and classical swine fever. However, several infectious diseases are known to...

Author(s)
Felmer, R.; Zúñiga, J.; López, A.; Miranda, H.
Publisher
Facultad de Ciencias Veterinarias, Universidad Austral de Chile, Valdivia, Chile
Citation
Archivos de Medicina Veterinaria, 2009, 41, 1, pp 17-26
Abstract

The aim of this study was to determine the population risk factors affecting the bovine herds in the X Region of Chile in order to obtain a brucellosis-free status. A matched case-control study was designed according to the size of the herd, and univariate and multivariate statistical tests were...

Author(s)
Rosenfeld, C.; Blas, I. de; Ernst, S.; Ramírez, C.; Rivera, A.; Silva, E.; Rojas, H.
Publisher
Facultad de Ciencias Veterinarias, Universidad Austral de Chile, Valdivia, Chile
Citation
Archivos de Medicina Veterinaria, 2007, 39, 1, pp 27-34
Abstract

The serological response to brucellosis vaccination and the time to eradicate the disease from herds were compared in dairy cattle vaccinated with either vaccine strains 19 or RB-51. Serological records from 79 herds in the province of Valdivia, 10th region of Chile, were evaluated. Herds had been...

Author(s)
Ramirez, M.; Ernst, S.; Elvinger, F.; Rivera, A.; Rosenfeld, C.
Publisher
Facultad de Ciencias Veterinarias, Universidad Austral de Chile, Valdivia, Chile
Citation
Archivos de Medicina Veterinaria, 2002, 34, 2, pp 213-220
Abstract

A total of 60 pooled milk samples from 60 dairy farms were tested for Brucella antibodies by the ring test (using an antigen from Institute of Microbiology at the Southern University of Chile) and by an ELISA using a commercial kit produced by Hoescht. Both tests detected 18 positive and 42...

Author(s)
López, J.; Best, A.; Morales, C.
Citation
Archivos de Medicina Veterinaria, 1998, 30, 1, pp 133-138
Abstract

During the period April-August 1993, serum samples were collected from 2150 cattle (1289 males, 653 heifers and 209 cows) at an abattoir in the province of Valdivia (Chile). A total of 58 animals (2.7%) were positive for brucellosis by the Rose Bengal test; 46 females (5.3%) were positive. 39...

Author(s)
Tamayo C., R.; Gómez P., P.; Galleguillos V., H.
Citation
Avances en Ciencias Veterinarias, 1997, 12, 1, pp 35-40
Abstract

Serum samples from 3 groups of animals were used. Group A comprised 61 heifers vaccinated with strain 19 B. abortus 3-4 months before; these were positive to the standard agglutination test (SAT) and Rose Bengal test (RBT). Group B comprised 60 cows >2 years old that were living with herds with...

Author(s)
Daffner S., J.; Ábalos P., P.; Scortti P., M.; Pinochet V., L.; Samartino, L.
Citation
Avances en Ciencias Veterinarias, 1996, 11, 2, pp 87-93

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