1 Department of Chemical, Mathematical, Natural and Physical Sciences, University of Sassari, Sassari 07100, Italy.
2 Department of Medicine and Surgery, University of Sassari, Sassari 07100, Italy.
3 School of Pharmacy, Queen's University, Belfast 97 Lisburn Road, Belfast BT9 7BL, UK.
4 Department of Chemical, Pharmaceutical and Agricultural Sciences, University of Ferrara, Via Fossato di Mortara 19, I-44121 Ferrara, Italy.
5 School of Pharmacy and Biomedical Sciences, St Michael's Building, White Swan Road, University of Portsmouth, Portsmouth PO1 2DT, UK.
6 Department of Pharmacy and Pharmaceutical Technology and Parasitology, Faculty of Pharmacy, University of Valencia, Avda. Vincent Andrés Estellés s/n, 46100 Burjassot, Spain.
7 Department of Medicine and Surgery, University of Sassari, Sassari 07100, Italy. Electronic address: eligav@uniss.it.