1. KTH Royal Institute of Technology, Division of Nanobiotechnology, Department of Protein Science, Science for Life Laboratory, 171 65 Solna, Sweden
2. KTH Royal Institute of Technology, Department of Applied Physics, Science for Life Laboratory, 171 65 Solna, Sweden
3. AIMES − Center for the Advancement of Integrated Medical and Engineering Sciences at Karolinska Institutet and KTH Royal Institute of Technology, 114 28 Stockholm, Sweden