1. Department of Immunochemistry of Glycoconjugates, Center for Glycomics; Institute of Chemistry, Slovak Academy of Sciences; Bratislava Slovakia
2. Department of Cellular Pharmacology; Institute of Experimental Pharmacology and Toxicology, Slovak Academy of Sciences; Dubravska cesta 9 84236 Bratislava Slovakia
3. Laboratory of Glycoconjugate Chemistry; N. D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences; Moscow Russia