1 NanoBioCel Research Group, Laboratory of Pharmacy and Pharmaceutical Technology, Faculty of Pharmacy, University of the Basque Country (UPV/EHU), Paseo de la Universidad 7, 01006 Vitoria-Gasteiz, Spain.
2 Networking Research Centre of Bioengineering, Biomaterials and Nanomedicine (CIBER-BBN), Institute of Health Carlos III, 28029 Madrid, Spain.
3 Bioaraba, NanoBioCel Research Group, 01009 Vitoria-Gasteiz, Spain.
4 Research and Development Unit in Pharmaceutical Technology (UNITEFA), CONICET and Department of Pharmaceutical Sciences, Chemistry Sciences Faculty, National University of Córdoba, Haya de la Torre y Medina Allende, X5000XHUA Córdoba, Argentina.
5 School of Pharmacy, Queen's University Belfast, Medical Biology Centre, 97 Lisburn Road, Belfast BT9 7BL, Northern Ireland, U.K.
6 Neuroprothesis and Neuroengineering Research Group, Institute of Bioengineering, Miguel Hernández University, Avenida de la Universidad, 03202 Elche, Spain.
7 CryoEM CSIC Facility, Structure of Macromolecules Department, Centro Nacional de Biotecnología (CNB-CSIC), Calle Darwin no. 3, 28049 Madrid, Spain.