1. School of Engineering Sciences in Chemistry, Biotechnology and Health CBH, Division of Nanobiotechnology, Department of Protein Science, Science for Life Laboratory KTH Royal Institute of Technology Tomtebodavägen 23A Solna Stockholm 17165 Sweden
2. Fibre and Polymer Technology KTH Royal Institute of Technology Stockholm 10044 Sweden
3. Biopromic AB Solna Stockholm 17165 Sweden