1. Department of Internal Medicine, Immunology and Infectious Diseases, Section of Internal Medicine, University of Bari Medical School, Bari, Italy
2. Department of Internal Medicine, University of Florence Medical School, Florence, Italy
3. Department of Experimental Oncology, Laboratory of Analyses, National Cancer Institute, Bari, Italy
4. Laboratory of Industrial Biosciences, Department of Bioengineering Sciences, Nagoya University, Nagoya, Japan