Esteban Chaves-Olarte
  • Centro de Investigación en Enfermedades Tropicales, Facultad de Microbiología, Universidad de Costa Rica, Costa Rica
Research fields
  • Immunology
Personal information


Ph.D., Karolinska Institutet, Sweden, 2000

Current position

Professor, Faculty of Microbiology, University of Costa Rica, Costa Rica (since 1998)

Technical Expert, Costarican Entity for Certification, Costa Rica (since 2003)

General Coordinator, Network for Research and Training of Tropical Diseases in Central America (NeTropica (since 2003)

Director, Center for Research in Tropical Diseases, University of Costa Rica (since 2013)

Publications (since 2005)

  1. Guzman-Verri, C., Gonzalez-Barrientos, R., Hernandez-Mora, G., Morales, J. A., Baquero-Calvo, E., Chaves-Olarte, E. and Moreno, E. (2012). Brucella ceti and brucellosis in cetaceans. Front Cell Infect Microbiol 2: 3.
  2. Wong, E., Vaillant-Barka, F. and Chaves-Olarte, E. (2012). Synergistic effect of sonication and high osmotic pressure enhances membrane damage and viability loss of Salmonella in orange juice. Food Research International 45(2): 1072-1079.
  3. Conde-Alvarez, R., Arce-Gorvel, V., Iriarte, M., Mancek-Keber, M., Barquero-Calvo, E., Palacios-Chaves, L., Chacon-Diaz, C., Chaves-Olarte, E., Martirosyan, A., von Bargen, K., Grillo, M. J., Jerala, R., Brandenburg, K., Llobet, E., Bengoechea, J. A., Moreno, E., Moriyon, I. and Gorvel, J. P. (2012). The lipopolysaccharide core of Brucella abortus acts as a shield against innate immunity recognition. PLoS Pathog 8(5): e1002675.
  4. Chaves-Olarte, E., Guzmán-Verri, C., Paramithiotis, E. and Moreno, E. (2012). What Have we Learned from Brucella Proteomics? Brucella: Molecular Microbiology and Genomics: 103-131.
  5. Cortes-Bratti, X., Basseres, E., Herrera-Rodriguez, F., Botero-Kleiven, S., Coppotelli, G., Andersen, J. B., Masucci, M. G., Holmgren, A., Chaves-Olarte, E., Frisan, T. and Avila-Carino, J. (2011). Thioredoxin 80-activated-monocytes (TAMs) inhibit the replication of intracellular pathogens. PLoS One 6(2): e16960.
  6. Palacios-Chaves, L., Conde-Alvarez, R., Gil-Ramirez, Y., Zuniga-Ripa, A., Barquero-Calvo, E., Chacon-Diaz, C., Chaves-Olarte, E., Arce-Gorvel, V., Gorvel, J. P., Moreno, E., de Miguel, M. J., Grillo, M. J., Moriyon, I. and Iriarte, M. (2011). Brucella abortus ornithine lipids are dispensable outer membrane components devoid of a marked pathogen-associated molecular pattern. PLoS One 6(1): e16030.
  7. Chacon-Diaz, C., Munoz-Rodriguez, M., Barquero-Calvo, E., Guzman-Verri, C., Chaves-Olarte, E., Grillo, M. J. and Moreno, E. (2011). The use of green fluorescent protein as a marker for Brucella vaccines. Vaccine 29(3): 577-582.
  8. Martinez-Nunez, C., Altamirano-Silva, P., Alvarado-Guillen, F., Moreno, E., Guzman-Verri, C. and Chaves-Olarte, E. (2010). The two-component system BvrR/BvrS regulates the expression of the type IV secretion system VirB in Brucella abortus. J Bacteriol 192(21): 5603-5608.
  9. Gonzalez-Barrientos, R., Morales, J. A., Hernandez-Mora, G., Barquero-Calvo, E., Guzman-Verri, C., Chaves-Olarte, E. and Moreno, E. (2010). Pathology of striped dolphins (Stenella coeruleoalba) infected with Brucella ceti. J Comp Pathol 142(4): 347-352.
  10. Barquero-Calvo, E., Conde-Alvarez, R., Chacon-Diaz, C., Quesada-Lobo, L., Martirosyan, A., Guzman-Verri, C., Iriarte, M., Mancek-Keber, M., Jerala, R., Gorvel, J. P., Moriyon, I., Moreno, E. and Chaves-Olarte, E. (2009). The differential interaction of Brucella and ochrobactrum with innate immunity reveals traits related to the evolution of stealthy pathogens. PLoS One 4(6): e5893.
  11. Lamontagne, J., Forest, A., Marazzo, E., Denis, F., Butler, H., Michaud, J. F., Boucher, L., Pedro, I., Villeneuve, A., Sitnikov, D., Trudel, K., Nassif, N., Boudjelti, D., Tomaki, F., Chaves-Olarte, E., Guzman-Verri, C., Brunet, S., Cote-Martin, A., Hunter, J., Moreno, E. and Paramithiotis, E. (2009). Intracellular adaptation of Brucella abortus. J Proteome Res 8(3): 1594-1609.
  12. Hernandez-Mora, G., Gonzalez-Barrientos, R., Morales, J. A., Chaves-Olarte, E., Guzman-Verri, C., Barquero-Calvo, E., De-Miguel, M. J., Marin, C. M., Blasco, J. M. and Moreno, E. (2008). Neurobrucellosis in stranded dolphins, Costa Rica. Emerg Infect Dis 14(9): 1430-1433.
  13. Zumbado-Salas, R., Gamboa-Coronado Mdel, M., Rodriguez-Cavallini, E. and Chaves-Olarte, E. (2008). Clostridium difficile in adult patients with nosocomial diarrhea in a Costa Rican hospital. Am J Trop Med Hyg 79(2): 164-165.
  14. Manterola, L., Guzman-Verri, C., Chaves-Olarte, E., Barquero-Calvo, E., de Miguel, M. J., Moriyon, I., Grillo, M. J., Lopez-Goni, I. and Moreno, E. (2007). BvrR/BvrS-controlled outer membrane proteins Omp3a and Omp3b are not essential for Brucella abortus virulence. Infect Immun 75(10): 4867-4874.
  15. Barquero-Calvo, E., Chaves-Olarte, E., Weiss, D. S., Guzman-Verri, C., Chacon-Diaz, C., Rucavado, A., Moriyon, I. and Moreno, E. (2007). Brucella abortus uses a stealthy strategy to avoid activation of the innate immune system during the onset of infection. PLoS One 2(7): e631.
  16. Lamontagne, J., Butler, H., Chaves-Olarte, E., Hunter, J., Schirm, M., Paquet, C., Tian, M., Kearney, P., Hamaidi, L., Chelsky, D., Moriyon, I., Moreno, E. and Paramithiotis, E. (2007). Extensive cell envelope modulation is associated with virulence in Brucella abortus. J Proteome Res 6(4): 1519-1529.
  17. Owe-Larsson, B., Chaves-Olarte, E., Chauhan, A., Kjaerulff, O., Brask, J., Thelestam, M., Brodin, L. and Low, P. (2005). Inhibition of hippocampal synaptic transmission by impairment of Ral function. Neuroreport 16(16): 1805-1808.
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