1. Biohybrid Materials, Department of Bioproducts and Biosystems, Aalto University, P.O. Box 16100, 00076 Aalto, Finland
2. LIBER Center of Excellence, Aalto University, P.O. Box 16100, 00076 Aalto, Finland
3. Institute of Technology, University of Tartu, Nooruse 1, 50411 Tartu, Estonia