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24, chemin de Borde Rouge -Auzeville - CS52627 31326 Castanet Tolosan cedex - France

Last update: May 2021

Menu Logo Principal

PVY Organization

Zone de texte éditable et éditée


Pontificia Universidad Católica de Chile, UC

Pontificia Universidad Católica de Chile is composed of 18 Faculties that encompass a range of areas of study. It is located on four campuses in Santiago and one in Villarrica, a city in the south of Chile. The University's mission is for "Pontificia Universidad Católica de Chile to reach excellence in the creation and transference of knowledge and educational training of people, inspired by Catholic values and always at the service of the Church and society".


  • Identification and characterization of viruses infecting Solanaceous crops
  • PVY strain characterization in Chilean potato seed production
  • Emergent plant viruses in tomato (begomovirus) and potato (Potato mop top virus) crops in Chile
  • Other interest:
    • Virus and fungal pathogens from quinoa
    • Viruses of Alstroemeria in Chile: Its situation in commerial production and its native habitats


Marlene Rosales V. (Head of the team)

Head of Chili


Tel: +56 2 2354 5702




Recent main projects funded

  • FIA PYT-2016-0096: Development of a technological package for sustainable management of emerging diseases caused by viruses in potato                                                           
  • PAI-7813110004: Metagenomic approach for the study of viruses and virus-like pathogens in native potatoes from Chiloé Archipelago.
  • PAI-7813110004: Characterization of viral agents in tomato crops in Arica and Parinacota.


  • Biological indexing
  • PCR
  • qPCR
  • Cloning
  • Bioinformatics tools
  • NGS

Selected publications

  • Fiore, N., Zamorano, A., Pino, A.M., González, F., Rosales, I.M., Sánchez- Navarro, J.A. and V. Pallás. 2016. Survey of stone fruit viruses and viroids in Chile. Journal of Plant Pathology 98:3.
  • Peña, E., Gutierrez, M., Muñoz, M., Vargas, E. Acuña, I., Rosales, I.M. 2016. First Report of Potato mop-top virus Infecting Potato in Southern Chile. Plant disease 100(6):1250.
  • Castañeda‐Alvarez C., Prodan S., Rosales I.M., Aballay E. 2016. Exoenzymes and metabolites related to the nematicidal effect of Rhizobacteria on Xiphinema index Thorne & Allen. Journal of Applied Microbiology 120(2): 413–424. doi:10.1111/jam.12987.
  • Moreno, B., Jacob, C., Rosales, M., Krarup, K.,Contreras, S. 2016. Yield and Quality of Grafted Watermelon Grown in a Field Naturally Infested with Fusarium Wilt. HortTechnology 26:453-459.
  • Araya, C., Rosales, I.M., Mendez, M. A., Delmotte, F. 2014. Identification and geographic distribution of genetic groups of Erysiphe necator in Chilean vineyards.Vitis 53: 163-165.