1. Wolfson STEM Centre, Division of Cancer and Stem Cells, School of Medicine, The University of Nottingham, Nottingham, United Kingdom.
2. Advanced Materials Group, Department of Mechanical, Materials and Manufacturing Engineering, Faculty of Engineering, The University of Nottingham, Nottingham, United Kingdom.
3. Orthopaedics and Trauma Group, Division of Rheumatology, Orthopaedics, and Dermatology, School of Medicine, The University of Nottingham, Nottingham, United Kingdom.