1. Department of Biochemistry Institute of Experimental Medicine St. Petersburg Russia
2. Department of Embryology St. Petersburg State University St. Petersburg Russia
3. Department of Cytology and Histology St. Petersburg State University St. Petersburg Russia
4. Department of Immunology Institute of Experimental Medicine St. Petersburg Russia
5. The Research Institute of Highly Pure Biopreparations St. Petersburg Russia
6. Hospital 40 St. Petersburg Russia