1. Department of Biochemical Engineering, Institute of Chemical Engineering, Bulgarian Academy of Sciences, Sofia, Bulgaria
2. Department of General Microbiology, Institute of Microbiology, Bulgarian Academy of Sciences, Sofia, Bulgaria
3. Department of Mycology, Institute of Microbiology, Bulgarian Academy of Sciences, Sofia, Bulgaria
4. Department of Chemistry and Biophysics of Proteins and Enzymes, Institute of Organic Chemistry with Centre of Phytochemistry, Bulgarian Academy of Sciences, Sofia, Bulgaria