Virginia Aragon

Summary

Affiliation: Centre de Recerca en Sanitat Animal
Country: Spain

Publications

  1. pmc VtaA8 and VtaA9 from Haemophilus parasuis delay phagocytosis by alveolar macrophages
    Mar Costa-Hurtado
    Centre de Recerca en Sanitat Animal, CReSA, UAB IRTA, Campus de la Universitat Autonoma de Barcelona, 08193, Bellaterra, Barcelona, Spain
    Vet Res 43:57. 2012
  2. doi request reprint Invasion of endothelial cells by systemic and nasal strains of Haemophilus parasuis
    Virginia Aragon
    Centre de Recerca en Sanitat Animal CReSA, UAB IRTA, Campus de la Universitat Autonoma de Barcelona, 08193 Bellaterra, Barcelona, Spain
    Vet J 186:264-7. 2010
  3. doi request reprint Correlation between clinico-pathological outcome and typing of Haemophilus parasuis field strains
    Virginia Aragon
    Centre de Recerca en Sanitat Animal CReSA, UAB IRTA, Campus de la Universitat Autonoma de Barcelona, Barcelona, Spain
    Vet Microbiol 142:387-93. 2010
  4. doi request reprint Serum cross-reaction among virulence-associated trimeric autotransporters (VtaA) of Haemophilus parasuis
    Alex Olvera
    Departament de Genetica i de Microbiologia, Universitat Autonoma de Barcelona, 08193 Cerdanyola del Vallès Bellaterra, Barcelona, Spain
    Vet Microbiol 164:387-91. 2013
  5. pmc Changes in macrophage phenotype after infection of pigs with Haemophilus parasuis strains with different levels of virulence
    Mar Costa-Hurtado
    Centre de Recerca en Sanitat Animal, UAB IRTA, Campus de la Universitat Autonoma de Barcelona, Bellaterra, Spain
    Infect Immun 81:2327-33. 2013
  6. doi request reprint Identification of potentially virulent strains of Haemophilus parasuis using a multiplex PCR for virulence-associated autotransporters (vtaA)
    Alex Olvera
    Centre de Recerca en Sanitat Animal CReSA, UAB IRTA, Campus de la Universitat Autonoma de Barcelona, 08193 Bellaterra, Barcelona, Spain
    Vet J 191:213-8. 2012
  7. pmc Differences in phagocytosis susceptibility in Haemophilus parasuis strains
    Alexandre Olvera
    Centre de Recerca en Sanitat Animal CReSA, UAB IRTA, Campus de la Universitat Autonoma de Barcelona, 08193 Bellaterra, Barcelona, Spain
    Vet Res 40:24. 2009
  8. doi request reprint Time course Haemophilus parasuis infection reveals pathological differences between virulent and non-virulent strains in the respiratory tract
    Bernardo Bello-Orti
    Centre de Recerca en Sanitat Animal CReSA, UAB IRTA, Campus de la Universitat Autonoma de Barcelona, 08193 Bellaterra Cerdanyola del Valles, Spain
    Vet Microbiol 170:430-7. 2014
  9. doi request reprint Advances in the quest for virulence factors of Haemophilus parasuis
    Mar Costa-Hurtado
    Centre de Recerca en Sanitat Animal CReSA, UAB IRTA, Campus de la Universitat Autonoma de Barcelona, 08193 Bellaterra, Barcelona, Spain
    Vet J 198:571-6. 2013
  10. doi request reprint Immunogenicity and protection against Haemophilus parasuis infection after vaccination with recombinant virulence associated trimeric autotransporters (VtaA)
    Alex Olvera
    Departament de Genetica i de Microbiologia, Universitat Autonoma de Barcelona, Barcelona, Spain
    Vaccine 29:2797-802. 2011

Collaborators

Detail Information

Publications22

  1. pmc VtaA8 and VtaA9 from Haemophilus parasuis delay phagocytosis by alveolar macrophages
    Mar Costa-Hurtado
    Centre de Recerca en Sanitat Animal, CReSA, UAB IRTA, Campus de la Universitat Autonoma de Barcelona, 08193, Bellaterra, Barcelona, Spain
    Vet Res 43:57. 2012
    ..Taken together, these results indicate that VtaA8 and VtaA9 are surface proteins that play a role in phagocytosis resistance of H. parasuis...
  2. doi request reprint Invasion of endothelial cells by systemic and nasal strains of Haemophilus parasuis
    Virginia Aragon
    Centre de Recerca en Sanitat Animal CReSA, UAB IRTA, Campus de la Universitat Autonoma de Barcelona, 08193 Bellaterra, Barcelona, Spain
    Vet J 186:264-7. 2010
    ..Invasion of endothelial cells is a virulence mechanism of H. parasuis that may be related to the ability of some strains to cause meningitis...
  3. doi request reprint Correlation between clinico-pathological outcome and typing of Haemophilus parasuis field strains
    Virginia Aragon
    Centre de Recerca en Sanitat Animal CReSA, UAB IRTA, Campus de la Universitat Autonoma de Barcelona, Barcelona, Spain
    Vet Microbiol 142:387-93. 2010
    ..This result indicates the existence of virulent strains of H. parasuis in wild suids, which could produce disease under appropriate circumstances, and suggests a possible source of infection for domestic pigs...
  4. doi request reprint Serum cross-reaction among virulence-associated trimeric autotransporters (VtaA) of Haemophilus parasuis
    Alex Olvera
    Departament de Genetica i de Microbiologia, Universitat Autonoma de Barcelona, 08193 Cerdanyola del Vallès Bellaterra, Barcelona, Spain
    Vet Microbiol 164:387-91. 2013
    ..parasuis. These results can help the development of new vaccine formulations against H. parasuis by allowing a rational VtaA selection...
  5. pmc Changes in macrophage phenotype after infection of pigs with Haemophilus parasuis strains with different levels of virulence
    Mar Costa-Hurtado
    Centre de Recerca en Sanitat Animal, UAB IRTA, Campus de la Universitat Autonoma de Barcelona, Bellaterra, Spain
    Infect Immun 81:2327-33. 2013
    ..Overall, these results are compatible with a delay in macrophage activation by virulent strains, which may be critical for disease production...
  6. doi request reprint Identification of potentially virulent strains of Haemophilus parasuis using a multiplex PCR for virulence-associated autotransporters (vtaA)
    Alex Olvera
    Centre de Recerca en Sanitat Animal CReSA, UAB IRTA, Campus de la Universitat Autonoma de Barcelona, 08193 Bellaterra, Barcelona, Spain
    Vet J 191:213-8. 2012
    ..When applied to field samples, the PCR confirmed a high prevalence of H. parasuis in conventionally farmed pigs and demonstrated that almost half of the animals carried potentially virulent strains...
  7. pmc Differences in phagocytosis susceptibility in Haemophilus parasuis strains
    Alexandre Olvera
    Centre de Recerca en Sanitat Animal CReSA, UAB IRTA, Campus de la Universitat Autonoma de Barcelona, 08193 Bellaterra, Barcelona, Spain
    Vet Res 40:24. 2009
    ..However, additional mechanisms of resistance to phagocytosis should be explored, since we detected different effects of microtubule inhibition among systemic strains...
  8. doi request reprint Time course Haemophilus parasuis infection reveals pathological differences between virulent and non-virulent strains in the respiratory tract
    Bernardo Bello-Orti
    Centre de Recerca en Sanitat Animal CReSA, UAB IRTA, Campus de la Universitat Autonoma de Barcelona, 08193 Bellaterra Cerdanyola del Valles, Spain
    Vet Microbiol 170:430-7. 2014
    ..parasuis bacteria depending on their virulence. Interestingly, the intracellular location of virulent H. parasuis bacteria in non-phagocytic cells in lung could allow the persistence of the bacteria and constitute a virulence mechanism. ..
  9. doi request reprint Advances in the quest for virulence factors of Haemophilus parasuis
    Mar Costa-Hurtado
    Centre de Recerca en Sanitat Animal CReSA, UAB IRTA, Campus de la Universitat Autonoma de Barcelona, 08193 Bellaterra, Barcelona, Spain
    Vet J 198:571-6. 2013
    ..parasuis have been described. This review provides an overview of the current knowledge of virulence factors of H. parasuis. ..
  10. doi request reprint Immunogenicity and protection against Haemophilus parasuis infection after vaccination with recombinant virulence associated trimeric autotransporters (VtaA)
    Alex Olvera
    Departament de Genetica i de Microbiologia, Universitat Autonoma de Barcelona, Barcelona, Spain
    Vaccine 29:2797-802. 2011
    ..The partial protection achieved with the recombinant VtaA supports their potential as candidates to be included in future vaccine formulations against H. parasuis...
  11. pmc Differential interactions of virulent and non-virulent H. parasuis strains with naïve or swine influenza virus pre-infected dendritic cells
    Tufaria Mussá
    Centre de Recerca en Sanitat Animal CReSA, UAB IRTA, Campus de la Universitat Autònoma de Barcelona UAB, 08193 Bellaterra, Barcelona, Spain
    Vet Res 43:80. 2012
    ..These results pave the way for understanding the differences in the interaction of non-virulent and virulent strains of H. parasuis with the swine immune system and their modulation in a viral co-infection...
  12. doi request reprint Distribution of genes involved in sialic acid utilization in strains of Haemophilus parasuis
    Verónica Martínez-Moliner
    Centre de Recerca en Sanitat Animal CReSA, UAB IRTA, Campus de la Universitat Autonoma de Barcelona, 08193 Bellaterra, Barcelona, Spain
    Microbiology 158:2117-24. 2012
    ..Further studies are needed to clarify the role of sialic acid in the pathogenicity of H. parasuis...
  13. ncbi request reprint Update on the diagnosis of Haemophilus parasuis infection in pigs and novel genotyping methods
    Alex Olvera
    Centre de Recerca en Sanitat Animal CReSA, Campus de Bellaterra, Universitat Autonoma de Barcelona, Barcelona, Spain
    Vet J 174:522-9. 2007
    ..parasuis strains. The association between genotype and virulence in H. parasuis is challenging due to the lack of knowledge of the complete genomic sequence and virulence factors of this bacterium...
  14. ncbi request reprint Study of the population structure of Haemophilus parasuis by multilocus sequence typing
    Alex Olvera
    Centre de Recerca en Sanitat Animal, Campus de Bellaterra Universitat Autònoma de Barcelona, 08193 Bellaterra, Barcelona, Spain
    Microbiology 152:3683-90. 2006
    ..Interestingly, one branch included almost all isolates of the putative virulent UPGMA cluster...
  15. ncbi request reprint Serum-resistance in Haemophilus parasuis is associated with systemic disease in swine
    Marta Cerdà-Cuéllar
    Centre de Recerca en Sanitat Animal CReSA, Campus de Bellaterra Universitat, Autonoma de Barcelona, Barcelona, Spain
    Vet J 175:384-9. 2008
    ..The results indicate that serum-resistance is a virulence mechanism in H. parasuis...
  16. doi request reprint Genome comparison of three serovar 5 pathogenic strains of Haemophilus parasuis: insights into an evolving swine pathogen
    Bernardo Bello-Orti
    Centre de Recerca en Sanitat Animal CReSA, UAB IRTA, Campus de la Universitat Autonoma de Barcelona, 08193 Bellaterra, Barcelona, Spain
    Microbiology 160:1974-84. 2014
    ..This analysis provides further evidence that the genome of H. parasuis has been subjected to multiple lateral gene transfers (LGTs) and to fine-tuning of virulence factors, and has the potential for accelerated genome evolution. ..
  17. pmc Comparison of four lung scoring systems for the assessment of the pathological outcomes derived from Actinobacillus pleuropneumoniae experimental infections
    Marina Sibila
    Centre de Recerca en Sanitat Animal CReSA, UAB IRTA, Campus de la Universitat Autonoma de Barcelona, 08193 Bellaterra Cerdanyola del Valles, Spain
    BMC Vet Res 10:165. 2014
    ....
  18. pmc Piglet nasal microbiota at weaning may influence the development of Glässer's disease during the rearing period
    Florencia Correa-Fiz
    IRTA, Centre de Recerca en Sanitat Animal CReSA, IRTA UAB, Campus de la Universitat Autonoma de Barcelona, 08193, Bellaterra, Spain
    BMC Genomics 17:404. 2016
    ..Hence, the purpose of this work was to characterize the nasal microbiota composition of piglets, and its possible role in Glässer's disease development...
  19. doi request reprint Identification of a surface epitope specific of virulent strains of Haemophilus parasuis
    Florencia Correa-Fiz
    IRTA, Centre de Recerca en Sanitat Animal CReSA, IRTA UAB, Campus de la Universitat Autonoma de Barcelona, 08193, Bellaterra, Spain Electronic address
    Vet Microbiol 198:116-120. 2017
    ..Induction of antibodies against the 69C6 epitope by vaccination would allow a response targeting specifically virulent strains of H. parasuis...
  20. pmc Metatranscriptomics reveals metabolic adaptation and induction of virulence factors by Haemophilus parasuis during lung infection
    Bernardo Bello-Orti
    Centre de Recerca en Sanitat Animal CReSA, Institut de Recerca i Tecnologia Agroalimentaries IRTA, Campus de la Universitat Autonoma de Barcelona, Bellaterra, 08193, Cerdanyola del Valles, Spain
    Vet Res 46:102. 2015
    ..In summary, this data sheds some light on the scarcely studied in vivo transcriptome of H. parasuis, revealing nutritional virulence as an adaptive strategy for host survival, besides induction of classical virulence factors. ..
  21. doi request reprint Identification of a class B acid phosphatase in Haemophilus parasuis
    Paula Manrique-Ramírez
    Centre de Recerca en Sanitat Animal CReSA, UAB IRTA, Campus de la Universitat Autonoma de Barcelona, Bellaterra, Barcelona, Spain
    Int Microbiol 17:141-7. 2014
    ..Our results demonstrate the presence of a class B acid phosphatase (AphA) in H. parasuis and suggest that the bacterium would also secrete another, as yet unidentified phosphatase. [Int Microbiol 2014; 17(3):141-147]. ..
  22. doi request reprint Effect of marbofloxacin on Haemophilus parasuis nasal carriage
    Carles Vilalta
    Centre de Recerca en Sanitat Animal CReSA, UAB IRTA, Campus Univ Autònoma de Barcelona, Bellaterra, Barcelona, Spain
    Vet Microbiol 159:123-9. 2012
    ..Finally, the effect induced by the antibiotic treatment on the bacterial strains seemed to be transitory, since diverse H. parasuis strains (with high and low marbofloxacin MICs) were observed 7 days after finishing the treatment...