* Corresponding authors

^a Hitit University, Faculty of Engineering, Polymer Engineering Department, Corum, Turkey

^b Moorfields Eye Hospital NHS Foundation Trust, London, UK

^c The National Insitute for Health Research Biomedical Research Centre at Moorfields Eye Hospital, UCL Institute of Opthalmology, 11-43 Bath St, London EC1V 9EL, UK

^d Biophysics Group, Department of Physics and Astronomy, University College London, Gower Street, London, UK
E-mail: ntk.thanh@ucl.ac.uk

^e UCL Healthcare Biomagnetic and Nanomaterials Laboratories, University College London, 21 Albemarle Street, London W1S 4BS, UK