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Mostrando ítems 21-40 de 66
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Estimación de pérdidas económicas causadas por Trypanosoma vivax en un rodeo lechero de Argentina
(Facultad de Ciencias Veterinarias, Universidad Nacional del Nordeste, 2020)En Argentina T. vivax fue descrito por primera vez en 2006 afectando ganado de carne de la Provincia de Formosa. Durante el verano/otoño de 2016/2017 se observaron los primeros brotes en la zona central de la Provincia de ... -
Estudio de la diversidad genética en poblaciones de Babesia bigemina de diferentes regiones geográficas
(Facultad de Bioquímica y Ciencias Biológicas, Universidad Nacional del Litoral, 2013)La babesiosis bovina es una enfermedad enzoótica causada por protozoarios Apicomplexa del género Babesia. En Argentina, esta enfermedad es provocada por B. bovis y B. bigemina, ambas trasmitidas por la garrapata Rhipicephalus ... -
Estudio prospectivo de las primo infecciones por Babesia bovis en terneros Brahman y Brangus de un área enzoótica de Corrientes, Argentina
(2014)Se evaluaron primo-infecciones causadas por Babesia bovis en terneros Brahman y Brangus en zona endémica de Corrientes, mediante la detección de: anticuerpos por ELISA-i, hematocrito y parasitemia en 48 vacas ... -
Evaluación de indicadores metabólicos y bioquímicos sanguíneos en vacas en lactancia con Enfermedad Quística Ovárica = Evaluation of metabolic and biochemical blood parameters in lactating cows with Cystic Ovarian Disease
(Facultad de Ciencias Veterinarias, Universidad de Buenos Aires, 2013)El objetivo de este trabajo fue determinar y evaluar indicadores bioquímicos sanguíneos asociados a procesos metabólicos energéticos, proteicos, minerales y de funcionalidad hepática, junto con parámetros productivos y ... -
Evaluación de la actividad inmunogénica de una vacuna para profilaxis de la anaplasmosis bovina
(Facultad de Ciencias Veterinarias, Universidad Nacional del Nordeste, 2019)El objetivo de este trabajo fue formular una vacuna criopreservada para la prevención de la anaplasmosis y evaluar su actividad inmunogénica. Se utilizó una vacuna monovalente de 2,5x107 eritrocitos bovinos infectados con ... -
Factores de virulencia de Staphylococcus aureus asociados con infecciones mamarias en bovinos: relevancia y rol como agentes inmunógenos = Virulence factors of Staphylococcus aureus associated with intramammary infections in cows: Relevance and role as immunogens
(2013)Staphylococcus aureus es el microorganismo causante de mastitis bovina más prevalente en Argentina y en el mundo. La falta de efectividad frente a este organismo de los métodos tradicionales de control, basados en la higiene ... -
First report of Mycoplasma leachii isolation associated with disease in dairy calves in Argentina = Primer aislamiento de Mycoplasma leachii asociado a enfermedad en terneros de tambo en Argentina
(2018)There are few reports about the isolation of Mycoplasma species associated with cattle disease in Argentina. In this work we describe the detection of Mycoplasma leachii associated with disease in dairy calves in Santa Fe ... -
Functional role of antibodies generated in heifers through immunization with Staphylococcus aureus vaccines in invasion and phagocytosis assays
(2014-11)A successful Staphylococcus aureus vaccine should elicit a long-term antibody response that prevents establishment of the infection. The aim of the present study was to evaluate the functional role of antibodies raised ... -
Genetic analysis of Rhipicephalus sanguineus sensu lato ticks parasites of dogs in Africa north of the Sahara based on mitochondrial DNA sequences
(2017-05)The aim of this work was to determine the evolutionary relationship among tick populations of Rhipicephalus sanguineus sensu lato distributed in Africa north of the Sahara and different lineages of R. sanguineus s.l. ... -
Genomic analysis of shiga toxin-containing Escherichia coli O157:H7 isolated from Argentinean cattle
(Plos, 2021-10)Cattle are the main reservoir of Enterohemorrhagic Escherichia coli (EHEC), with O157:H7 the distinctive serotype. EHEC is the main causative agent of a severe systemic disease, Hemolytic Uremic Syndrome (HUS). Argentina ... -
Genotyping and study of the pauA and sua genes of Streptococcus uberis isolates from bovine mastitis = Genotipificación y estudio de los genes pauA y sua de aislamientos de Streptococcus uberis de mastitis bovina
(2015-12)This study aimed to determine the clonal relationship among 137 Streptococcus uberis isolates from bovine milk with subclinical or clinical mastitis in Argentina and to assess the prevalence and conservation of pauA and ... -
Immune response and functional role of antibodies raised in heifers against a Staphylococcus aureus CP5 lysate and recombinant antigens vaccine formulated with Iscom Matrix adjuvant
(2014-12-15)Staphylococcus aureus is the most frequently isolated pathogen from bovine intramammary infections worldwide. Commercially available vaccines for mastitis control are composed either of S. aureus lysates or inactivated ... -
Immune response of heifers against a Staphylococcus aureus CP5 whole cell and lysate vaccine formulated with ISCOM Matrix adjuvant
(2014-02)Staphylococcus aureus is the most frequently isolated pathogen from bovine intramammary infections worldwide. Commercially available vaccines for mastitis control are composed either of S. aureus lysates or whole-cells ... -
Immune response of heifers against a Staphylococcus aureus CP5 whole cell vaccine formulated with ISCOMATRIX™ adjuvant
(2013-02)The shortcomings of Staphylococcus aureus vaccines to control bovine mastitis have been attributed to insufficient capacity of the vaccines to induce opsonizing antibodies and to stimulate cellular immune responses. Types ... -
Immune response of Staphylococcus aureus strains in a mouse mastitis model is linked to adaptive capacity and genotypic profiles
(2017)Staphylococcus aureus is one of the most frequently isolated major pathogens from intramammary infections (IMI) worldwide. The mechanisms by which S. aureus IMI are established and maintained in dairy cows involve both ... -
Improvement of bovine pestiviral diagnosis by the development of a cost-effective method for detecting viral RNA in fresh specimens and samples spotted in filter papers
(Elsevier, 2023-01)Bovine pestiviruses are the causative agents of bovine viral diarrhea, a disease thatcauses severe economic losses in cattle. The aim of this study was to improve their diagnosisby developing a RT-qPCR to detect bovine ... -
Incidencia de la garrapata común del bovino en la transmisión del virus de la leucosis bovina
(Ediciones INTA; Estación Experimental Agropecuaria Reconquista, 2021-01)Este trabajo tiene como finalidad, determinar el rol de la larva de la garrapata común del bovino (Rhipicephalus microplus) en la transmisión del Virus de la Leucosis Bovina (VLB) de un animal enfermo a otro susceptible. ... -
Involvement of matrix metalloproteinases and their inhibitors in Staphylococcus aureus chronically infected bovine mammary glands during active involution
(Elsevier, 2021-04)The aim of this study was to characterize the protein expression of matrix metalloproteinase-2 (MMP-2) and ‐− 9 and their inhibitors (TIMP-1 and -2) in mammary tissue of dairy cows with naturally occurring chronic S. aureus ... -
Liposomal and CpG-ODN formulation elicits strong humoral immune responses to recombinant Staphylococcus aureus antigens in heifer calves
(Elsevier, 2019-05-01)Bovine mastitis caused by Staphylococcus aureus is a serious problem in dairy production and effective immunoprophylaxis is an unmet goal so far. The objective of this work was to assess the humoral immune response of ... -
Manual para el abordaje diagnóstico de la babesiosis y anaplasmosis bovina en Argentina
(Ediciones INTA, 2024-02)La babesiosis y la anaplasmosis bovina son dos enfermedades infecciosas causantes de importantes pérdidas económicas para la producción ganadera en el centro y norte de la Argentina, principalmente en concepto de mortandad ...