1. Institute of Chemistry, University in Bialystok, A1. Pilsudskiego 11/4, 15-443 Bialystok, Poland
2. Departments of Analytical Chemistry, Poland
3. Departments of Histology, Medical University, 15-230 Bialystok 8, Poland
4. Departments of Faculty of Chemistry, University of Warsaw, ul. Pastera 1, 02-093 Warsaw, Poland