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Mostrando ítems 1-20 de 26
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A Neospora caninum vaccine using recombinant proteins fails to prevent foetal infection in pregnant cattle after experimental intravenous challenge
Hecker, Yanina Paola; Cóceres, Verónica Mabel; Wilkowsky, Silvina Elizabeth; Jaramillo Ortiz, Jose Manuel; Morrell, Eleonora Lidia; Verna, Andrea Elizabeth; Ganuza, Agustina; Cano, Dora Beatriz; Lischinsky, Lilian Haydee; Ángel, Sergio Oscar; Zamorano, Patricia Ines; Odeon, Anselmo Carlos; Leunda, Maria Rosa; Campero, Carlos Manuel; Morein, Bror; Moore, Prando Dadin (Elsevier, 2014-12-15)The aim of the present study was to evaluate the immunogenicity and protective efficacy of rNcSAG1, rNcHSP20 and rNcGRA7 recombinant proteins formulated with immune stimulating complexes (ISCOMs) in pregnant heifers against ... -
Bovine alphaherpesvirus type 5 replicates more efficiently than bovine alphaherpesvirus type 1 in undifferentiated human neural cells
Rosales, Juan Jose; Verna, Andrea Elizabeth; Marin, Maia Solange; Perez, Sandra (Elsevier, 2020-05)Bovine herpesvirus (BoHV) types 1 and 5 are two closely related alpha-herpesviruses of cattle with neuroinvasive potential. BoHV-5 causes non-suppurative meningoencephalitis in calve whereas encephalitis caused by BoHV-1 ... -
Bovine campylobacteriosis in heifer: pathogenesis study and insights in the conventional and molecular diagnosis in an experimental bovine model and field cases
Garcia, Juan Agustin; Farace, Pablo Daniel; Gioffre, Andrea; Romeo, Florencia; Verna, Andrea Elizabeth; Mendez, Maria Alejandra; Morsella, Claudia Graciela; Aller Atucha, Juan Florencio; Signorini Porchiett, Marcelo Lisandro; Paolicchi, Fernando (Springer Nature, 2024-02)Campylobacter fetus spp. is a bacterium associated to reproductive losses in cattle worldwide. It is a venereal infectious disease known as bovine campilobacteriosis, with high impact mainly in countries with extensive ... -
Characterization of the first bovine gammaherpesvirus 4 strain isolated from an aborted bovine fetus in Argentina
Romeo, Florencia; Manrique, Julieta; Perez, Sandra; Louge Uriarte, Enrique Leopoldo; Marin, Maia Solange; Canton, German Jose; Leunda, Maria Rosa; González Altamiranda, Erika; Pereyra, Susana Beatriz; Spetter, Lucas Maximiliano; Odeon, Anselmo Carlos; Jones, Leandro; Verna, Andrea Elizabeth (Springer Verlag, 2020-01-24)Bovine herpesvirus 4 (BoHV-4) is increasingly believed to be responsible for several disorders of the bovine reproductive tract. The first characterization of BoHV-4 in Argentina was from samples from an aborted fetus. ... -
Comparative analysis of replicative properties of phylogenetically divergent, Argentinean BoHV-4 strains in cell lines from different origins
Morán, Pedro; Pérez, Sandra; Odeon, Anselmo Carlos; Verna, Andrea Elizabeth (Elsevier, 2019-06)Bovine gammaherpesvirus 4 (BoHV4) is a member of the family Herpesviridae. In Argentina, BoHV4 was isolated and characterized in 2007 from samples of aborted cows. Argentinean isolates are highly divergent and are classified ... -
Comparative study on the in vitro replication and genomic variability of Argentinean field isolates of bovine herpesvirus type 4 (BoHV-4)
Verna, Andrea Elizabeth; Perez, Sandra; Manrique, Julieta Marina; Leunda, Maria Rosa; Odeon, Anselmo Carlos; Jones, Leandro Roberto (2016)Bovine herpesvirus 4 (BoHV-4) is a gammaherpesvirus, belonging to the Rhadinovirus genus, which is increasingly associated with various problems of the reproductive tract of cattle. In Argentina, analysis of BoHV-4 strains ... -
Detection methods and characterization of bovine viral diarrhea virus in aborted fetuses and neonatal calves over a 22-year period
Spetter, Lucas Maximiliano; Louge Uriarte, Enrique Leopoldo; Armendano, Joaquín Ignacio; Morrell, Eleonora Lidia; Canton, German Jose; Verna, Andrea Elizabeth; Dorsch, Matías; Pereyra, Susana Beatriz; Odeon, Anselmo Carlos; Saliki, Jeremiah; González Altamiranda, Erika (Springer, 2020-05-16)Detection of bovine viral diarrhea virus (BVDV) in aborted fetus samples is often difficult due to tissue autolysis and inappropriate sampling. Studies assessing different methods for BVDV identification in fetal specimens ... -
Distribution of bovine herpesvirus type 1 in the nervous system of experimentally infected calves
Marin, Maia Solange; Leunda, Maria Rosa; Verna, Andrea Elizabeth; Morán, Pedro Edgardo; Odeon, Anselmo Carlos; Pérez, Sandra Elizabeth (Elsevier, 2016-03)Bovine herpesvirus type 1 (BoHV-1) is responsible for respiratory and genital disease in cattle. BoHV-1 encephalitis is only occasionally reported. However, several cases of neurological disease have been recently attributed ... -
Effect of bovine viral diarrhea virus on subsequent infectivity of bovine gammaherpesvirus 4 in endometrial cells in primary culture: An in vitro model of viral co-infection
Romeo, Florencia; Louge Uriarte, Enrique Leopoldo; Delgado, Santiago Germán; González Altamiranda, Erika; Pereyra, Susana Beatriz; Moran, Pedro; Odeon, Anselmo Carlos; Perez, S.; Verna, Andrea Elizabeth (Elsevier, 2021-02-15)Bovine viral diarrhea virus (BVDV) and bovine gammaherpesvirus 4 (BoHV-4) infect the uterus of cattle, being responsible for huge economic losses. Most of the pathogenesis of BoHV-4 in the bovine reproductive tract has ... -
Effect of Bovine Viral Diarrhea Virus on the ovarian functionality and in vitro reproductive performance of persistently infected heifers
González Altamiranda, Erika Analía; Kaiser, German Gustavo; Mucci, Nicolas Crescencio; Verna, Andrea Elizabeth; Campero, Carlos Manuel; Odeon, Anselmo Carlos (Elsevier, 2013-08-30)The aim of this study was to study the effect of Bovine Viral Diarrhea Virus on the reproductive female tract by means of analyzing the ovarian follicular population of persistently infected (PI) heifers, and evaluating ... -
Effect of dexamethasone in Neospora Caninum seropositive calves
Idarraga Bedoya, Samuel; Armendano, Joaquín Ignacio; Gual, Ignacio; Hecker, Yanina; Leunda, Maria Rosa; Pereyra, Susana Beatriz; Verna, Andrea Elizabeth; Campero, Carlos Manuel; Odeon, Anselmo Carlos; Moore, Prando Dadin (Multidisciplinary Digital Publishing Institute (MDPI), 2020-03-09)The aim of this study was to evaluate the effect of Dexamethasone (DXM) on clinical parameters, absolute and differential leukocyte count, specific IgG titers, IFN-γ production and parasitemia in beef calves seropositive ... -
Epidemic abortions due to Neospora caninum infection in farmed red deer (Cervus elaphus)
Soler, Juan Pablo; Moré, Gastón; Urtizbiria, Facundo Nahuel; Hecker, Yanina; Cirone, Karina Mariela; Scioli, Maria Valeria; Paolicchi, Fernando; Fiorentino, María Andrea; Louge Uriarte, Enrique Leopoldo; Canton, German Jose; Verna, Andrea Elizabeth; Morrell, Eleonora Lidia; Moore, Prando Dadin (Springer Nature, 2022-03-19)This study describes for the first time an abortion outbreak caused by Neospora caninum in farmed red deer. During a 5-year period, farmed hinds, naturally mated, were regularly ultrasound monitored to detect reproductive ... -
Expression of apoptosis-related genes at different stages of BoHV-1 and 5 infection of bovine neural tissue
Martínez Cuesta, Lucía; Nieto Farías, María Victoria; Romeo, Florencia; Verna, Andrea Elizabeth; Pérez, Sandra (Elsevier, 2022-11)Bovine alphaherpesviruses (BoHV) 1 and 5 share many genetic and structural characteristics; however, they differ in their ability to cause encephalitis. Previous research suggests that this difference might be caused by a ... -
Frequency of bovine viral diarrhea virus (BVDV) in Argentinean bovine herds and comparison of diagnostic tests for BVDV detection in bovine serum samples: a preliminary study
Spetter, Lucas Maximiliano; Louge Uriarte, Enrique Leopoldo; Armendano, Joaquín Ignacio; Alvarez, Ignacio; Norero, Natalia Sigrid; Storani, Leonardo; Pereyra, Susana Beatriz; Verna, Andrea Elizabeth; Odeon, Anselmo Carlos; Gonzalez Altamiranda, Erika (Elsevier, 2020-11)Bovine viral diarrhea (BVD) is a major worldwide disease with negative economic impact on cattle production. Successful control programs of BVD require the identification and culling of persistently infected (PI) animals ... -
Gene expression and in vitro replication of bovine gammaherpesvirus type 4
Romeo, Florencia; Louge Uriarte, Enrique Leopoldo; González Altamiranda, Erika; Delgado, Santiago Germán; Pereyra, Susana Beatriz; Moran, P.; Odeon, Anselmo Carlos; Perez, Sandra; Verna, Andrea Elizabeth (Springer Verlag, 2021-02-05)In vitro cell cultures are widely used models for dissecting cellular and molecular mechanisms that lead to certain physiological conditions and diseases. The pathogenesis of BoHV-4 in the bovine reproductive tract has ... -
Genetic characterization of bovine herpesvirus 4 (BoHV-4) isolates from Argentine cattle suggests a complex evolutionary scenario
Perez, Sandra; Manrique, Julieta; Moran, Pedro; Romeo, Florencia; Angelini, Hernán Pablo; Leunda, Maria Rosa; Pereyra, Susana Beatriz; Spetter, Lucas Maximiliano; Gonzalez Altamiranda, Erika; Odeon, Anselmo Carlos; Jones, Leandro; Verna, Andrea Elizabeth (Springer Nature, 2020-04)Bovine herpevsirus 4 (BoHV-4) is a gammaherpesvirus that has been associated with different clinical conditions in cattle. In Argentina, BoHV-4 was detected in diverse bovine samples. The aim of this study was to analyze ... -
Genomic diversity and phylodynamic of bovine viral diarrhea virus in Argentina
Spetter, Lucas Maximiliano; Louge Uriarte, Enrique Leopoldo; Verna, Andrea Elizabeth; Leunda, Maria Rosa; Pereyra, Susana Beatriz; Odeon, Anselmo Carlos; Gonzalez Altamiranda, Erika (Elsevier, 2021-12)Bovine viral diarrhea virus (BVDV) is an important pathogen of ruminants worldwide and is characterized by high genetic diversity and a wide range of clinical presentations. In Argentina, several studies have evaluated the ... -
Involvement of toll-like receptors 3 and 7/8 in the neuropathogenesis of bovine herpesvirus types 1 and 5
Rensetti, Daniel Ernesto; Marin, Maia Solange; Quintana, Silvina; Morán, Pedro Edgardo; Verna, Andrea Elizabeth; Odeon, Anselmo Carlos; Perez, Sandra (Elsevier, 2016-08)Bovine herpesvirus types 1 (BoHV-1) and 5 (BoHV-5) are closely related alpha-herpesviruses. BoHV-5 is the causal agent of non-suppurative meningoencephalitis in calves. BoHV-1 causes respiratory disease, abortions, genital ... -
Ivermectin antiviral activity against Varicellovirus bovinealpha 1: assessment of intracellular drug accumulation in virus‑infected cells
Pérez, Sandra; Miró, María Victoria; Verna, Andrea Elizabeth; González Altamiranda, Erika; Barcos, Oscar; Lanusse, Carlos Edmundo; Lifschitz, Adrián Luia (Springer, 2024-01)Varicellovirus bovinealpha 1 (formerly bovine alphaherpesvirus type 1, BoAHV-1) is associated with several syndromes in cattle, including respiratory disease and is one of the main agents involved in the bovine respiratory ... -
Modulation of Apoptosis by Bovine Gammaherpesvirus 4 Infection in Bovine Endometrial Cells and the Possible Role of LPS in This Process
Romeo, Florencia; Delgado, Santiago Germán; Yavorsky, Marisol; Martinez Cuesta, Lucía; Pereyra, Susana Beatriz; González Altamiranda, Erika; Louge Uriarte, Enrique Leopoldo; Pérez, Sandra; Verna, Andrea Elizabeth (MDPI, 2024-04-08)The prevalent pathogens associated with bovine uterine infections are bacteria that appear to increase the host’s susceptibility to secondary infections with other bacteria or viruses, among which BoGHV4 is the most ...