Professor Katarzyna Hrynkiewicz and PhD Edyta Deja-Sikora from the Department of Microbiology received the financial support from National Centre for Research and Development, for the R&D project TANGO 4: The use of endomycorrhizal fungi in the control of potato (Solanum tuberosum L.) viral diseases. The TANGO 4 project is a continuation of the former scientific project: Arbuscular mycorrhizal fungi as vectors of plant viruses (MYCOVIR). The research and developmental works will be conducted in the cooperation with Plant Breeding and Acclimatization Institute (IHAR) in Bonin.