1. Molecular Biophysics Division, Faculty of Physics, Adam Mickiewicz University, 61-614 Poznan, Poland
2. Institute of Complex Systems, Soft Condensed Matter, Forschungszentrum Jülich, D-52425 Jülich, Germany
3. NanoBioMedical Centre, Adam Mickiewicz University, 61-614 Poznan, Poland
4. Institute of Chemical Technology and Engineering, Faculty of Chemical Technology, Poznan University of Technology, Berdychowo 4, 60965 Poznan, Poland