1. Department of Medical Biochemistry, Biology and Physics, University of Bari, Bari, Italy.
2. Department of Biomedical Sciences, University of Foggia, Foggia, Italy.
3. Department of Odontostomatology and Surgery, University of Bari, Bari, Italy.
4. Institute of Bioenergetics and Biomembranes, CNR, Bari, Italy.