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Abstract

Effectiveness of homeopathic intraruminal bowls in somatical cells count of bacterial origin in dairy cows. The main objective of this research was to measure the effectiveness of homeopathic intraruminal bowling, on the somatic cell count (SSC) in dual-purpose cows diagnosed with subclinical and...

Author(s)
Saldivia-Paredes, M. A.; Cornejo-Paredes, C. A.
Publisher
Editorial de la Universidad de Costa Rica, San José, Costa Rica
Citation
Nutrición Animal Tropical, 2020, 14, 1, pp 1-12
Abstract

The estimated herd and within herd Mycobacterium bovis (M. bovis) infection prevalence in the southern Chile regions are 0.3 and 0.67%, respectively. However, higher rates of infection still remain in some herds. In parallel, it is well established that a big proportion of cattle herds are infected ...

Author(s)
Raffo, E.; Steuer, P.; Tomckowiack, C.; Tejeda, C.; Collado, B.; Salgado, M.
Publisher
Springer Berlin, Heidelberg, Germany
Citation
Tropical Animal Health and Production, 2020, 52, 3, pp 1479-1485
Abstract

The objective of this study was to estimate the performance of the peptide magnetic separation PCR test (PMS-PCR) for the diagnosis of Mycobacterium avium subsp. paratuberculosis (MAP) in sub-clinically infected dairy cattle. Twenty-one herds were randomly selected from a source population of 131...

Author(s)
Verdugo, C.; Cardemil, C.; Steuer, P.; Salgado, M.
Publisher
Elsevier B.V., Amsterdam, Netherlands
Citation
Preventive Veterinary Medicine, 2020, 182,
Abstract

Introduction: Lameness is a painful and debilitating condition that affects dairy cows worldwide. The aim of this study was to determine the plasma concentration of norepinephrine, β-endorphin, and substance P in dairy cows with lameness and different mobility scores (MS). Material and Methods: A...

Author(s)
Rodriguez, A. R.; Herzberg, D. E.; Werner, M. P.; Müller, H. Y.; Bustamante, H. A.
Publisher
Sciendo, Warsaw, Poland
Citation
Journal of Veterinary Research, 2018, 62, 2, pp 193-197
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 aim of the present study was to assess the performance of routinely used diagnostic tests to detect M. bovis infection in cattle populations with very low infection prevalence. A cross-sectional study was performed using 609 animals from 17 herds that were sampled for blood interferon, and...

Author(s)
Raffo, E.; Monti, G.; Salgado, M.
Publisher
Facultad de Ciencias Veterinarias, Universidad Austral de Chile, Valdivia, Chile
Citation
Austral Journal of Veterinary Sciences, 2018, 50, 1, pp 51-54
Abstract

Currently, the Chilean authority has implemented a National Eradication Program for bovine tuberculosis (bTB), aimed at controlling and eradicating the disease in Chile. The area under study has a low within-herd prevalence, has a relatively low number of infected herds, and is one of the major...

Author(s)
Raffo, E.; Steuer, P.; Monti, G.; Salgado, M.
Publisher
Springer, Amsterdam, Netherlands
Citation
Tropical Animal Health and Production, 2017, 49, 4, pp 771-775
Abstract

The diagnosis of bovine tuberculosis (TBC) involves the combination of several techniques to obtain an accurate diagnosis. Among them, the inspection of the animal body at the slaughterhouse is, perhaps, one of the most important for the surveillance of bovine TBC. In Chile, the guidelines for this ...

Author(s)
Lecocq, C.; Zurita, P.; Quezada, M.; Muñoz, D.
Publisher
Facultad de Ciencias Veterinarias, Universidad Austral de Chile, Valdivia, Chile
Citation
Archivos de Medicina Veterinaria, 2012, 44, 2, pp 173-177
Abstract

Bovine brucellosis is a zoonotic disease spread worldwide. The infection in cattle is predominantly caused by Brucella abortus and is usually detected in pregnant females through abortions. The disease is endemic in Argentina; however, infection in humans is underestimated and often not reported....

Author(s)
Aznar, M. N.; Samartino, L. E.; Humblet, M. F.; Saegerman, C.
Publisher
Wiley-Blackwell, Berlin, Germany
Citation
Transboundary and Emerging Diseases, 2014, 61, 2, pp 121-133
Abstract

In the present study, the effects of IS900 polymerase chain reaction (PCR)-confirmed subclinical paratuberculosis on serum beta-carotene and retinol concentrations in dairy cattle were investigated. A total of 30 multiparous, clinically normal, paratuberculosis non-vaccinated Holstein dairy cows,...

Author(s)
Cİvelek, T.; Celİk, H. A.; Ozenc, E.; Avcİ, G.; Kav, K.; Cİngİ, C. C.; Yİlmaz, O.
Publisher
Facultad de Ciencias Veterinarias, Universidad Austral de Chile, Valdivia, Chile
Citation
Archivos de Medicina Veterinaria, 2009, 41, 3, pp 281-284

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