autores 

Autores

Mostrando ítems 61-80 de 96

    • Monensin occurrence in surface water and its impact on aquatic biota in a stream of the southeast Pampas, Argentina 

      Pérez, Débora Jesabel; Okada, Elena; Iturburu, Fernando; De Geronimo, Eduardo; Canton, German Jose; Aparicio, Virginia Carolina; Costa, Jose Luis; Menone, Mirta Luján (Springer Science, 2020-10-16)
      Monensin is an ionophore antibiotic used as a feed additive and growth promoter in cattle production worldwide. The occurrence of monensin in aquatic surficial ecosystems is of concern due to its possible detrimental effects ...

    • Morphometric study of encephalic lesions in aborted bovine fetuses naturally infected by two subpopulations of Neospora caninum 

      Dorsch, Matías; Moore, Prando Dadin; Regidor Cerrillo, Javier; Scioli, Maria Valeria; Morrell, Eleonora Lidia; Canton, German Jose; Ortega Mora, Luis; Hecker, Yanina (Springer, 2021-08)
      Neospora caninum is a major reproductive disease in cattle worldwide. In the Argentinian Humid Pampa, the seroprevalence, incidence of abortions, and economic losses due to neosporosis are considerably higher in dairy than ...

    • Mortandad en bovinos, equinos y ovinos asociada al consumo de alfalfa infestada con el escarabajo “7 de oro” (Astylus atromaculatus) 

      García, Juan Agustín; Livio, Juan; Rusticelli, Gina; Canton, German Jose (Estación Experimental Agropecuaria Balcarce, INTA, 2023-01)
      A mediados de enero se visitó un establecimiento de cría bovina ubicado en el noroeste bonaerense ante la muerte de vaquillonas en corrales (Foto 1). Una semana antes habían comenzado a recibir alfalfa recién cortada y ...

    • Mycoplasma bovis-pneumonia and polyarthritis in feedlot calves in Argentina: First local isolation 

      Canton, German Jose; Llada, Ignacio Mariano; Margineda, Carlos Augusto; Urtizbiria, Facundo Nahuel; Fanti, Sofía; Scioli, Maria Valeria; Fiorentino, María Andrea; Louge Uriarte, Enrique Leopoldo; Morrell, Eleonora Lidia; Sticotti, Erika; Tamiozzo, Pablo (Asociación Argentina de Microbiología, 2022-05-21)
      Bovine respiratory disease (BRD) is one of the most frequent clinical concerns in weaned calves after their arrival at the feedlot. This work reports the first local isolation of Mycoplasma bovis from feedlot calves with ...

    • Mycoplasma bovis-polyarthritis and pneumonia in grazing beef steers: outbreak in Buenos Aires province 

      Acuña, Yamila; Morrell, Eleonora Lidia; Fiorentino, María Andrea; Scioli, Valeria; Sticotti, Erika; Tamiozzo, Pablo; Canton, German Jose (Facultad de Agronomía y Veterinaria, Universidad Nacional de Río Cuarto, 2021-12)
      Mycoplasma bovis-polyarthritis and pneumonia in grazing beef steers: outbreak in Buenos Aires province Poliartritis y neumonía por Mycoplasma bovis en novillos en pastoreo: brote en la provincia de Buenos Aires Mycoplasma ...

    • Neospora caninum and Toxoplasma gondii as causes of reproductive losses in commercial sheep flocks from Argentina 

      Della Rosa, Paola; Fiorentino, María Andrea; Morrell, Eleonora Lidia; Scioli, Maria Valeria; Paolicchi, Fernando; Moore, Prando Dadin; Canton, German Jose; Hecker, Yanina (Elsevier, 2021-11)
      The aim of this study is to provide preliminary data about the occurrence of N. caninum- and T. gondii-related abortions and perinatal deaths in sheep from Argentina. Thirty ovine aborted foetuses and 33 perinatal deaths ...

    • Neosporosis in Argentina: Past, present and future perspectives 

      Campero, Lucia Maria; Basso, W.; More, Gastón; Fiorani, Franco; Hecker, Yanina; Echaide, Ignacio Eduardo; Canton, German Jose; Cirone, Karina Mariela; Campero, Carlos Manuel; Venturini, M.C.; Moore, Prando Dadin (Elsevier, 2023-06)
      Neosporosis, caused by the protozoan Neospora caninum, was first diagnosed in Argentinean cattle in the 90's. With a national bovine stock of approximately 53 million head, the cattle industry is socially and economically ...

    • Otras causas de pérdidas reproductivas en bovinos. Pensando más allá de las etiologías infecciosas 

      Canton, German Jose (Ediciones Taurus, 2024-02)
      Teniendo en cuenta un mercado internacional cada vez más demandante de sistemas de producción de carne y leche bovina sustentables, es imprescindible mejorar los parámetros reproductivos de la producción pecuaria local. ...

    • Ovine abortion by Neospora caninum: first case reported in Argentina 

      Hecker, Yanina; Morrell, Eleonora Lidia; Fiorentino, María Andrea; Gual, Ignacio; Rivera, Emilia; Fiorani, Franco; Dorsch, Matías; Gos, María Laura; Pardini, Lais; Scioli, María; Magariños, Sergio; Paolicchi, Fernando; Canton, German Jose; Moore, Prando Dadin (Springer Verlag Germany, 2019-09-04)
      Purpose The aim of this study was to describe for the first time a natural case of ovine abortion associated with Neospora caninum in a flock with reproductive losses in Argentina. Materials and Methods The analyzed ...

    • Pastoreos de sorgos diferidos: efectos adversos a tener en cuenta 

      Fanti, Sofía; Canton, German Jose (Estación Experimental Agropecuaria Balcarce, INTA, 2020-03)
      Además de los cuadros de toxicidad conocidos por el consumo de sorgos, en los últimos años se registraron problemas durante el pastoreo de diferidos, provocando cuadros neurológicos, abortos y el nacimiento de terneros con ...

    • Pathogenicity of Nc-Bahia and Nc-1 strains of Neospora caninum in experimentally infected cows and buffaloes in early pregnancy 

      Chryssafidis, Andreas Lazaros; Canton, German Jose; Chianini, Francesca; Innes, Elisabeth A.; Madureira, Ed Hoffmann; Gennari, Solange Maria (Springer, 2014-04)
      Neospora caninum is a protozoan parasite known as an important cause of bovine abortion worldwide. Little is currently known about how different strains of N. caninum vary in their pathogenicity. In this study, we compared ...

    • Pathology of cattle experimentally intoxicated with ground Ricinus communis seeds 

      Marin, Raul Eduardo; Schild, Carlos; Garcia, Juan; Canton, German Jose; Micheloud, Juan Francisco; Morrell, Eleonora Lidia; Uzal, Francisco Aleja (Brazilian Association of Veterinary Pathology, 2018-11)
      Five Aberdeen Angus calves were inoculated intra-ruminally with ground seeds of Ricinus communis at doses of 1, 1.5, 2 or 3 gr per kg of body weight, or with saline solution (control), respectively. Grossly, all intoxicated ...

    • Phenotypic characterisation of the cellular immune infiltrate in placentas of cattle following experimental inoculation with Neospora caninum in late gestation 

      Canton, German Jose; Katzer, Frank; Benavides-Silván, Julio; Maley, Stephen W.; Palarea-Albaladejo, Javier; Pang, Yvonne; Smith, Sionagh; Bartley, Paul M.; Rocchi, Mara; Innes, Elisabeth A.; Chianini, Francesca (BMC, 2013-07)
      Despite Neospora caninum being a major cause of bovine abortion worldwide, its pathogenesis is not completely understood. Neospora infection stimulates host cell-mediated immune responses, which may be responsible for the ...

    • Phenotypic characterization of immune cells in fetal tissues of cattle immunized and challenged with Neospora caninum 

      Rivera Maldonado, Juan E.; Delay, Josepha; Hecker, Yanina; Monterubbianesi, María Gloria; Canton, German Jose; Campero, Carlos Manuel; Odeon, Anselmo Carlos; Moore, Prando Dadin (Elsevier, 2019-11)
      The purpose of this work was to characterize the cellular phenotype in inflammatory infiltrates of fetal tissues from pregnant heifers immunized and experimentally challenged with Neospora caninum. Fetuses from 20 heifers ...

    • Polioencefalomalacia asociada a exceso de azufre dietético en bovinos de engorde a corral 

      Castro, Damian Jesus Nahuel; Margineda, Carlos Augusto; Canton, German Jose (Universidad Nacional del Litoral, Facultad de Ciencias Agrarias, Esperanza, Santa Fé, Argentina., 2019-10-21)
      Polioencefalomacia (PEM) es un término patológico que se refiere a la necrosis cerebro-cortical. En bovinos las causas más frecuentes son déficit de fibra (acidosis ruminal), déficit de tiamina y exceso de azufre (S) ...

    • Pollen beetle (Astylus atromaculatus)-associated gastroenteric disease in cattle: report of 6 natural outbreaks 

      Garcia, Juan Agustin; Livio, Juan; Matto, Carolina; Dutra, Fernando; Scioli, Maria Valeria; Giannitti, Federico; Langston, James; Poppenga, Robert; Canton, German Jose; Uzal, Francisco (SAGE Publications, 2023-11-29)
      Astylus atromaculatus is a pollen beetle native to South America, commonly found in crop flowers. Experimental intoxication of sheep and guinea pigs by this beetle resulting in fibrinonecrotizing enteritis has been reported. ...

    • Potenciales causas de pérdidas reproductivas en llamas (Lama glama) de Jujuy, Argentina 

      Marin, Raul Eduardo; Moré, Gastón; Brihuega, Bibiana Felicitas; Canton, German Jose; Lamas, Hugo Eduardo (Facultad de Ciencias Veterinarias, Universidad Nacional del Nordeste, 2022-01)
      La cría de llamas es una importante actividad de impacto socioeconómico en la región Puna de la Provincia de Jujuy, sin embargo, la misma tiene una baja tasa de procreo. Con el objetivo de estudiar potenciales causas de ...

    • Problemas asociados a la aplicación de antibióticos de manera preventiva 

      Sosa, Emiliano; Fiorentino, María Andrea; Canton, German Jose (Estación Experimental Agropecuaria Balcarce, INTA, 2022-03)
      La aplicación de antibióticos en animales sanos para la prevención de neumonías está asociada a la aparición de resistencia antimicrobiana, por lo que se requiere una mirada crítica sobre estas medidas.

    • Production of a bovine IL-12p40 probe and application using in situ hybridization on ruminant fixed tissues 

      Canton, German Jose; Bartley, Paul M.; Bartley, Kathryn; Todd, Helen; Chianini, Francesca; Katzer, Frank (Elsevier, 2013-02-15)
      Pro-inflammatory cytokines (particularly IL-12) are important for initiating protective T helper 1 (Th1)-type immune responses and hence vital for combating intracellular infections and tumours. In situ hybridization (ISH) ...

    • Reactivation and foetal infection in pregnant heifers infected with neospora caninum live tachyzoites at prepubertal age 

      Hecker, Yanina; Burucúa, Mercedes María; Fiorani, Franco; Maldonado Rivera, Jaime; Cirone, Karina Mariela; Dorsch, Matías; Cheuquepan Valenzuela, Felipe; Campero, Lucia Maria; Canton, German Jose; Marín, Maia; Ortega Mora, Luis; Moore, Prando Dadin (MDPI, 2022-07-25)
      Neospora caninum is recognised for causing cattle abortion, provoking severe economic losses in the livestock industry worldwide. The aim of the present study was to evaluate the reactivation and foetal infection in pregnant ...