1. Department of Parasitology, Charles University in Prague; Vestec 252 42 Czech Republic
2. Centre for Comparative Genomics and Evolutionary Bioinformatics, Department of Biochemistry and Molecular Biology; Dalhousie University; Halifax NS B3H 4R2 Canada
3. Institute of Parasitology, Biology Centre; České Budějovice Budweis 37005 Czech Republic
4. Faculty of Sciences; University of South Bohemia; České Budějovice Budweis 37005 Czech Republic
5. Canadian Institute for Advanced Research; Toronto ON M5G 1Z8 Canada