1. Institute of Molecular Biology and Biotechnology, Foundation for Research and Technology, Heraklion (IMBB-FORTH), Crete, Greece
2. Department of Biology, University of Crete, Heraklion, Crete, Greece
3. Neurology Laboratory, School of Health Sciences, Faculty of Medicine, University of Crete, Heraklion, Crete, Greece
4. Department of Materials Science and Technology, University of Crete, Heraklion, Crete, Greece
5. Institute of Molecular Cell and Systems Biology, College of Medical Veterinary and Life Sciences, University of Glasgow, Glasgow G12 8QQ, U.K.