1. Biology Centre Czech Academy of Sciences, Institute of Parasitology, 37005 Ceske Budejovice, Czech Republic
2. Biology Centre Czech Academy of Sciences, Institute of Entomology, 37005 Ceske Budejovice, Czech Republic
3. Faculty of Sciences, University of South Bohemia, 37005 Ceske Budejovice, Czech Republic
4. Institute of Forensic Medicine and Medical Law, University Hospital Olomouc, 77900 Olomouc, Czech Republic
5. Department of Immunology, University Hospital Olomouc, 77900 Olomouc, Czech Republic
6. Department of Immunology, Faculty of Medicine and Dentistry, Palacky University Olomouc, 77900 Olomouc, Czech Republic