1 Institute of Macromolecular Chemistry, Czech Academy of Sciences, Prague, 16200, Czech Republic.
2 Department of Chemistry, Nanotechnology Innovation Center of Kansas State (NICKS), Kansas State University, Manhattan, KS 66506, USA.
3 Helmholtz Centre for Infection Research (HZI), Biogenic Nanotherapeutics Group (BION), Helmholtz Institute for Pharmaceutical Research Saarland (HIPS), Saarbrücken, 66123, Germany.