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Application of network analysis and cluster analysis for better prevention and control of swine diseases in Argentina
Baron, Jerome N.; Aznar, Maria Natalia; Monterubbianesi, Mariela; Martínez-López, Beatriz (Plos One, 2020-06)Rationale/background: Though much smaller than the bovine industry, the porcine sector in Argentina involves a large number of farms and represents a significant economic sector. In recent years Argentina has implemented ... -
Assessment of an Aujeszky’s disease control strategy in a highly prevalent pig farm based on systematic vaccination with an inactivated gE-negative marker vaccine
Aznar, Maria Natalia; Bessone, Fernando Aníbal; Segurado, Rodrigo; Duffy, Sergio (Frontiers Media, 2022-04)Aujeszky's disease (AD) is endemic in Argentina. In 2016, an inactivated gE- negative marker Bartha K61 vaccine (AUSKIPRA® BK) was launched for use, making Argentina the only country to carry out a control strategy plan ... -
Bayesian assessment of the accuracy of a PCR-based rapid diagnostic test for bovine tuberculosis in swine
Barandiaran, Soledad; Perez Aguirreburualde, María Sol; Marfil, María Jimena; Martinez Vivot, Marcela; Aznar, Maria Natalia; Zumarraga, Martin Jose; Pérez, Andrés M. (Frontiers Media, 2019-06)Infection with the Mycobacterium bovis (M. bovis) causes a disease referred to as bovine tuberculosis (bTB), which affects a wide range of mammal hosts. Many countries have implemented control and eradication plans that ... -
Bovine respiratory syncytial virus seroprevalence and risk factors in feedlot cattle from Córdoba and Santa Fe, Argentina = Seroprevalencia del virus respiratorio sincicial bovino y factores de riesgo asociados en engordes a corral de Córdoba y Santa Fe, Argentina
Ferella, Alejandra; Perez Aguirreburualde, María Sol; Margineda, Carlos Augusto; Aznar, Maria Natalia; Sammarruco, Romina Ayelén; Dus Santos, Maria Jose; Mozgovoj, Marina Valeria (2018-09)Bovine respiratory syncytial virus (BRSV) is one of the causative agents of respiratory disease in cattle all over the world, leading to important economic losses. The aim of this work was to determine the seroprevalence ... -
Detección serológica de Brucella suis, virus de influenza y virus de la enfermedad de Aujeszky en criaderos porcinos familiares de menos de 100 madres en Argentina
Dibarbora, Marina; Cappuccio, Javier Alejandro; Aznar, Maria Natalia; Bessone, Fernando Aníbal; Piscitelli, Hernan Gustavo; Pereda, Ariel Julian; Pérez, Daniel R. (2017)Los criaderos porcinos de menos de 100 madres representan más del 99% de los de todo el país; sin embargo, existen escasos reportes sobre su situación sanitaria y productiva. Se recabó información productiva y se tomaron ... -
Methodology for the assessment of brucellosis management practices and its vaccination campaign : example in two Argentine districts
Aznar, Maria Natalia; Arregui, Matias Ezequiel; Humblet, M.F.; Samartino, Luis Ernesto; Saegerman, C. (2017-09)Background: In Argentina, vaccination with Brucella abortus Strain 19 vaccine is mandatory. The objective of the study was to develop and test a method for evaluating, in an innovative way, some farmers’ and veterinarian ... -
Prevalence and spatial distribution of bovine brucellosis in San Luis and La Pampa, Argentina
Aznar, Maria Natalia; Linares, Facundo José; Cosentino, Bernardo; Sago, Adrián Miguel; La Sala, Luciano Francisco; Leon, Eduardo; Duffy, Sergio; Perez, Andrés (BioMed Central, 2015)Background: Bovine brucellosis (BB) is a zoonotic disease caused by Brucella abortus. BB is endemic in Argentina, where vaccination with Brucella abortus strain 19 is compulsory for 3-to-8 month-old heifers. The objectives ... -
Reduction of foot-and-mouth disease virus transmission in cattle vaccinated one or two weeks before challenge using a commercial polyvalent vaccine
Duffy, Sergio; Fondevila, Norberto Antonio; Galdo Novo, Sabrina; Aznar, Maria Natalia; Garro, Carlos Javier; Smitsaart, Eliana; Monti, Gustavo (Elsevier, 2020-08)Immediate vaccination of the most susceptible and epidemiological relevant animals is a crucial part of control measures that facilitate virus elimination in case of entry of foot-and-mouth disease (FMD). The objective of ... -
Revisión de métodos económicos para valoración de pérdidas causadas por abortos en Argentina
Villegas Peña, Alan; Aznar, Maria Natalia; Benito Amaro, Ignacio (Asociación Argentina de Economía Agraria, 2024-10)Comprender los métodos económicos que valoran el costo de las enfermedades reproductivas en el ganado y su aplicación es crucial para determinar su impacto real en el país. Este estudio analiza la valoración de los costos ...