Michele Maio1,2
, Hugues JM Nicolay1,2
, Paolo Ascierto3
, Filippo Belardelli4
, Roberto Camerini5
, Mario P Colombo6
, Paola Queirolo7
, Ruggero Ridolfi8
, Vincenzo Russo9
, Lucia Anzalone1
, Ester Fonsatti1
and Giorgio Parmiani10 
1Division of Medical Oncology and Immunotherapy, Department of Oncology, University Hospital of Siena, Istituto Toscano Tumori, Siena, Italy
2Cancer Bioimmunotherapy Unit, Department of Medical Oncology, Centro di Riferimento Oncologico, Istituto di Ricovero e Cura a Carattere Scientifico, Aviano, Italy
3Unit of Clinical Immunology, Istituto Nazionale Tumori "Fondazione Pascale" Naples, Italy
4Department of Cell Biology and Neurosciences, Istituto Superiore di Sanità, Rome, Italy
5Clinical Research Unit III, Sigma Tau SpA, Rome, Italy
6Immunotherapy and Gene Therapy Unit, Department of Experimental Oncology, Fondazione Istituto Ricovero e Cura a Carattere Scientifico Istituto Nazionale dei Tumori, Milan, Italy
7Department of Medical Oncology A, National Institute for Cancer Research, Genova, Italy
8Immunotherapy and Somatic Cell Therapy Unit, Istituto Scientifico Romagnolo per lo studio e la cura dei tumori, Forlì, Italy
9Cancer Gene Therapy Unit, Department of Oncology, Scientific Institute S. Raffaele, Milan, Italy
10Department of Oncology, San Raffaele Scientific Institute, Milan, Italy