1. Department of Genetics, University of Leicester, Leicester LE1 7RH, UK.
2. Kazakh State National University, Almaty, 480121, Kazakhstan.
3. Institute of General Genetics and Cytology, Almaty, 480060, Kazakhstan.
4. STUK–Radiation and Nuclear Safety Authority, Helsinki 00881, Finland.
5. Department of Biological Sciences, University of Warwick, Coventry CV4 7A1, UK.