1. Institute of Medical Biology, Agency for Science, Technology and Research (A*STAR), Singapore, Singapore.
2. Wellcome Trust Centre for Cell-Matrix Research, Division of Cell Matrix Biology and Regenerative Medicine, School of Biology, Faculty of Biology Medicine and Health, Manchester Academic Health Science Centre, University of Manchester, Manchester, United Kingdom.
3. School of Materials, University of Manchester, Manchester, United Kingdom.
4. Wolfson Centre for Stem Cells, Tissue Engineering and Modelling, Centre for Biomolecular Sciences, University of Nottingham, Nottingham, United Kingdom.
5. Department of Orthopaedic Surgery, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore.