1. Institute of Bioorganic Chemistry, Academy of Sciences, Tashkent, Uzbekistan
2. Department of General Biophysics, University of Lodz, Lodz, Poland
3. National Eye Institute, National Institutes of Health, Bethesda, Maryland
4. Department of Biophysics, University of Bialystok, Swierkowa 20C, 159-50 Bialystok, Poland