1. Department of Invertebrate Zoology Faculty of Biology St. Petersburg State University Universitetskaya nab. 7/9 St. Petersburg 199034 Russia
2. Laboratory of Cellular and Molecular Protistology Zoological Institute RAS Universitetskaya nab. 1 St. Petersburg 199034 Russia
3. Core Facility Centre for Molecular and Cell Technologies St. Petersburg State University Universitetskaya nab. 7/9 St. Petersburg 199034 Russia