Electronic Supplementary Information (ESI) for: Structural and mechanical characteristics of exosomes from osteosarcoma cells explored by 3D-atomic force microscopy Ayhan Yurtsever, *,† Takeshi Yoshida, †,‡ Arash Badami Behjat, † Yoshihiro Araki, ‡,¶ Rikinari Hanayama, †,‡ and Takeshi Fukuma *,† †WPI Nano Life Science Institute (WPI-Nano LSI), Kanazawa University, Kakuma-machi, Kanazawa 920-1192, Japan ‡Department of Immunology, Kanazawa University Graduate School of Medical Sciences, 13-1 Takara, Kanazawa, Ishikawa 920-8640, Japan ¶Department of Orthopaedic Surgery, Kanazawa University Graduate School of Medical Sciences, 13-1 Takara, Kanazawa 920-8640, Japan E-mail: yurtsever@staff.kanazawa-u.ac.jp; fukuma@staff.kanazawa-u.ac.jp Phone: +81-76-234-4564. Fax: +81-76-234-4632 1 Electronic Supplementary Material (ESI) for Nanoscale. This journal is © The Royal Society of Chemistry 2021