1. Section of Medical Biochemistry, Department of Biomedical and Biotechnological Sciences, School of Medicine, Surgical and Advanced Technologies “G. F. Ingrassia”; University of Catania, Catania, Italy.
2. Department of Medical, Surgical and Advanced Technologies “G. F. Ingrassia”; University of Catania, Catania, Italy.
3. NAM Institute, Salzburg, Austria.
4. Department of Environmental Health, School of Public Health and Health Sciences, University of Massachusetts, Amherst, Massachusetts, USA.