Envíos recientes 

Artículos científicos: Envíos recientes

Mostrando ítems 161-180 de 393

    • La genómica de las micobacterias 

      Viale, Mariana; Zumarraga, Martin Jose; Araujo, Flabio Ribeiro de; Zarraga, Ana Maria; Cataldi, Angel Adrian; Romano, Maria Isabel; Bigi, Fabiana (Office International des Epizooties, 2016)
      Las especies Mycobacterium bovis y Mycobacterium avium subsp. paratuberculosis son los agentes causales de la tuberculosis y la paratuberculosis en animales, respectivamente. Además, ambas micobacterias, pero fundamentalmente ...

    • LAMP technology: Rapid identification of Brucella and Mycobacterium avium subsp. paratuberculosis 

      Trangoni, Marcos David; Gioffre, Andrea; Ceron Cucchi, Maria Esperanza; Caimi, Karina Cynthia; Ruybal, Paula; Zumarraga, Martin Jose; Cravero, Silvio Lorenzo Pedro (Sociedade Brasileira de Microbiologia, 2015-06)
      In this study, we developed new sets of primers to detect Brucella spp. and M. avium subsp. paratuberculosis (MAP) through isothermal amplification. We selected a previously well-characterized target gene, bscp31, specific ...

    • Use of touch-down polymerase chain reaction to enhance the sensitivity of Mycobacterium bovis detection 

      Zumarraga, Martin Jose; Meikle, Virginia; Bernardelli, Amelia; Abdala, Alejandro Ariel; Tarabla, Hector Dante; Romano, Maria Isabel; Cataldi, Angel Adrian (Sage Publications, 2005-05)
      The confirmatory diagnosis of Mycobacterium bovis (M. bovis) in animal samples is carried out by culture in Stonebrink media. However, culture is very slow because of the extremely long duplication time of the bacillus and ...

    • Mycobacterium bovis infection in a horse with granulomatous enterocolitis 

      Sarradell, Javier E.; Alvarez, Julio; Biscia, Mariana; Zumarraga, Martin Jose; Wunschmann, Arno; Armien, Aníbal G.; Perez, Andrés M. (Sage Publications, 2015-03)
      A 2-year-old dappled Percheron horse had a wasting condition that did not respond to antibiotic treatments and ultimately resulted in death. Thickening of the wall of the large colon and enlargement of the mesenteric lymph ...

    • Mycobacterium intracellulare infection in a capybara (Hydrochoerus hydrochaeris) 

      Pezzone, Natalia; Eberhardt, Ayelén; Fernandez, Analía; Garbaccio, Sergio Gabriel; Zumarraga, Martin Jose; Gioffre, Andrea; Magni, Carolina; Beldomenico, Pablo Martín; Marini, M. Rocío; Canal, Ana María (American Association of Zoo Veterinarians, 2013-12)
      This report describes the first case of Mycobacterium intracellulare infection with typical granulomatous lesions of mycobacteriosis in a capybara (Hydrochoerus hydrochaeris). The individual was a captive-bred young female, ...

    • Patterns and processes of mycobacterium bovis evolution revealed by phylogenomic analyses 

      Patané, José S.L.; Martins Jr, Joaquim; Castelão, Ana Beatriz C.; Nishibe, Christiane; Montera, Luciana; Bigi, Fabiana; Zumarraga, Martin Jose; Cataldi, Angel Adrian; Fonseca Junior, Antônio; Roxo, Eliana; Osório, Ana Luiza Alves Rosa; Jorge, Klaudia dos Santos Goncalves; Thacker, Tyler C.; Almeida, Nalvo Franco; Araujo, Flabio Ribeiro de; Setubal, Joâo C. (Oxford University Press, 2017-03)
      Mycobacterium bovis is an important animal pathogen worldwide that parasitizes wild and domesticated vertebrate livestock as well as humans. A comparison of the five M. bovis complete genomes from the United Kingdom, South ...

    • Draft genome sequence of Mycobacterium bovis 04-303, a highly virulent strain from Argentina 

      Nishibe, Christiane; Canevari Castelão, Ana Beatriz; Dalla Costa, Ricardo; Pinto, Beatriz Jeronimo; Varuzza, Leonardo; Cataldi, Angel Adrian; Bernardelli, Amelia; Bigi, Fabiana; Blanco, Federico Carlos; Zumarraga, Martin Jose; Almeida, Nalvo Franco; Araujo, Flabio Ribeiro de (American Society for Microbiology, 2013-11)
      Mycobacterium bovis strain 04-303 was isolated from a wild boar living in a free-ranging field in Argentina. This work reports the draft genome sequence of this highly virulent strain and the genomic comparison of its major ...

    • Fitness of drug resistant Mycobacterium tuberculosis and the impact on the transmission among household contacts 

      Morcillo, Nora; Imperiale, Belen Rocio; Di Giulio, Angela Beatríz; Zumarraga, Martin Jose; Takif, Howard; Cataldi, Angel Adrian (Elsevier, 2014-12)
      There has been an on-going debate on whether the development of drug resistance in Mycobacterium tuberculosis reduces its relative fitness and its ability to cause disease. The aim of this study was to explore this ...

    • Pre-columbian mycobacterial genomes reveal seals as a source of new world human tuberculosis 

      Bos, Kirsten I.; Harkins, Kelly M.; Herbig, Alexander; Coscolla, Mireia; Weber, Nico; Comas, Iñaki; Forrest, Stephen A.; Bryant, Josephine M.; Harris, Simon R.; Schuenemann, Verena J.; Campbell, Tessa J.; Majander, Kerrtu; Wilbur, Alicia K.; Guichon, Ricardo A.; Steadman, Dawnie L. Wolfe; Cook, Della Collins; Niemann, Stefan; Behr, Marcel A.; Zumarraga, Martin Jose; Bastida, Ricardo; Huson, Daniel; Nieselt, Kay; Young, Douglas; Parkhill, Julian; Buikstra, Jane E.; Gagneux, Sebastien; Stone, Anne C.; Krause, Johannes (Springer Nature, 2014-08)
      Modern strains of Mycobacterium tuberculosis from the Americas are closely related to those from Europe, supporting the assumption that human tuberculosis was introduced post-contact1. This notion, however, is incompatible ...

    • Mycobacterium bovis Dmce2 double deletion mutant protects cattle against challenge with virulent M. bovis 

      Blanco, Federico Carlos; Bianco, María Veronica; Garbaccio, Sergio Gabriel; Meikle, Virginia; Gravisaco, María José; Montenegro, Valeria Noely; Alfonseca, Edgar; Singh, Mahavir G.; Barandiaran, Soledad; Canal, Ana María; Vagnoni, Lucas Emilio; Buddle, Bryce Malcom; Bigi, Fabiana; Cataldi, Angel Adrian (Elsevier, 2013-05)
      A Mycobacterium bovis strain deleted in mce2A and mce2B genes (M. bovis Δmce2) was tested as an experimental vaccine in cattle challenged with a virulent M. bovis strain. Three-and-a-half-month old calves (n = 5 to 6 per ...

    • Mycobacterioses in dogs and cats from Buenos Aires, Argentina 

      Barandiaran, Soledad; Martinez Vivot, Marcela; Falzoni, Elvira; Marfil, Maria Jimena; Perez Tort, Gabriela; Rovatti, Paula; Fernandez, Mónica; Iachini, Ricardo; Satek, Fernanda; Duchene, Adriana; Zumarraga, Martin Jose (Sage Publications, 2017-09)
      Mycobacterioses can produce nonspecific clinical signs in dogs and cats that make diagnosis difficult. Furthermore, the full characterization of mycobacterial agents is not always possible or practical. We characterized ...

    • Bovine tuberculosis in domestic pigs: Genotyping and distribution of isolates in Argentina 

      Barandiaran, Soledad; Martinez Vivot, Marcela; Pérez, Andrés M.; Cataldi, Angel Adrian; Zumarraga, Martin Jose (Elsevier, 2015-12)
      Bovine tuberculosis is caused by Mycobacterium bovis and affects primarily cattle, among many other mammal species. In this study, 250 isolates of M. bovis collected from pigs slaughtered in Argentina were typed by ...

    • Tuberculosis in swine co-infected with Mycobacterium avium subsp. hominissuis and Mycobacterium bovis in a cluster from Argentina 

      Barandiaran, Soledad; Pérez, Andrés M.; Gioffre, Andrea; Martinez Vivot, Marcela; Cataldi, Angel Adrian; Zumarraga, Martin Jose (Cambridge University Press, 2015-04)
      In Argentina little is known about the epidemiology of tuberculosis (TB) infection in swine. We characterized the epidemiological dynamics of Mycobacterium avium complex (MAC) infection in a swine population of Argentina ...

    • A closed-tube loop-mediated isothermal amplification assay for the visual endpoint detection of Brucella spp. and Mycobacterium avium subsp. paratuberculosis 

      Trangoni, Marcos David; Gioffre, Andrea; Cravero, Silvio Lorenzo Pedro (Springer, 2017-06)
      LAMP (loop-mediated isothermal amplification) is an isothermal nucleic acid amplification technique that is characterized by its efficiency, rapidity, high yield of final product, robustness, sensitivity, and specificity, ...

    • Synergic activity of Cel8Pa β-1,4 endoglucanase and Bg1Pa β-glucosidase from Paenibacillus xylanivorans A59 in beta-glucan conversio 

      Ghio, Silvina; Bradanini, María B.; Garrido, Mercedes Maria; Ontañon, Ornella Mailen; Piccinni, Florencia Elizabeth; Marrero Diaz De Vill, Rubén; Talia, Paola Mónica; Campos, Eleonora (Elsevier, 2020-12)
      In the efficient bioconversion of polysaccharides from lignocellulosic biomass, endoglucanases and β-glucosidases are key enzymes for the deconstruction of β-glucans. In this work, we focused on a GH8 endoglucanase ...

    • Development, characterization and experimental validation of a cultivated sunflower (Helianthus annuus L.) gene expression oligonucleotide microarray 

      Fernandez, Paula Del Carmen; Soria, Marcelo Abel; Blesa, David; Di Rienzo, Julio A.; Moschen, Sebastian Nicolas; Rivarola, Maximo Lisandro; Clavijo, Bernardo; Gonzalez, Sergio; Peluffo, Lucila; Principi, Dario; Dosio, Guillermo; Aguirrezabal, Luis; García-García, Francisco; Conesa, Ana; Hopp, Horacio Esteban; Dopazo, Joaquín; Heinz, Ruth Amelia; Paniego, Norma Beatriz (PLOS One, 2012-10)
      Oligonucleotide-based microarrays with accurate gene coverage represent a key strategy for transcriptional studies in orphan species such as sunflower, H. annuus L., which lacks full genome sequences. The goal of this study ...

    • SNP genotyping by heteroduplex analysis 

      Paniego, Norma Beatriz; Fusari, Corina Mariana; Lia, Veronica Viviana; Puebla, Andrea Fabiana (Springer, 2015-10)
      Heteroduplex-based genotyping methods have proven to be technologically effective and economically efficient for low- to medium-range throughput single-nucleotide polymorphism (SNP) determination. In this chapter we describe ...

    • Does Mycobacterium bovis persist in cattle in a non-replicative latent state as Mycobacterium tuberculosis in human beings? 

      Sabio Y Garcia, Julia Veronica; Bigi, María Mercedes; Klepp, Laura Ines; Garcia, Elizabeth Andrea; Blanco, Federico Carlos; Bigi, Fabiana (Elsevier, 2020-08)
      Members of the Mycobacterium tuberculosis complex (MTBC) are responsible for tuberculosis in several mammals. In this complex, Mycobacterium tuberculosis and Mycobacterium bovis, which are closely related, show host ...

    • A phenotypic characterization of two isolates of a multidrug-resistant outbreak strain of mycobacterium tuberculosis with opposite epidemiological fitness 

      Bei, Jinlong; Bigi, María Mercedes; Lima, Analía; Zhang, Qi; Blanco, Federico Carlos; López, Beatriz; Yu, Ting; Wang, Zhilin; Dai, Zhangyan; Chen, Zhuang; Cataldi, Angel Adrian; Sasiain, María del Carmen; Ritacco, Viviana; De la Barrera, Silvia Susana; Soria, Marcelo Abel; Durán, Rosario; Bigi, Fabiana (Hindawi, 2020-04)
      Tuberculosis (TB) is an infectious disease, caused by Mycobacterium tuberculosis, primarily affecting the lungs. The M. tuberculosis strain of the Haarlem family named M was responsible for a large multidrug-resistant TB ...

    • Exploring sunflower responses to Sclerotinia head rot at early stages of infection using RNA‑seq analysis 

      Fass, Monica Irina; Rivarola, Maximo Lisandro; Ehrenbolger, Guillermo Federico; Maringolo, Carla Andrea; Montecchia, Juan Francisco; Quiroz, Facundo Jose; García‑García, Francisco; Dopazo Blázquez, Joaquín; Hopp, Horacio Esteban; Heinz, Ruth Amelia; Paniego, Norma Beatriz; Lia, Veronica Viviana (Springer Nature, 2020-08)
      Sclerotinia head rot (SHR), caused by the necrotrophic fungus Sclerotinia sclerotiorum, is one of the most devastating sunflower crop diseases. Despite its worldwide occurrence, the genetic determinants of plant resistance ...