Kalina Shishkova, Assoc. Prof. in the Laboratory of Virology-head of laboratory, Faculty of Biology, at the University of Sofia “St. Kl. Ohridski”, Sofia, Bulgaria. Education : First English High School, Sofia; Master - Molecular Biology, Sofia University "St. Kliment Ohridski”; PhD - Virology, Sofia University "St. Kliment Ohridski. Major Fields of Scientific Research: Molecular virology; antiviral chemotherapy; natural and synthetic viral inhibitors; herpes viruses, TTVs, coronaviruses, diagnostic methods.