[1] Secondo Ateneo Napoli, Dipartimento Med Sperimentale, Sez Istol & Embryol, Naples, Italy
[2] CNR, Ist Technol Biomed, I-20090 Milan, Italy
[3] Biorep SrL, Milan, Italy
[4] Temple Univ, Ctr Biotechnol, Sbarro Inst Canc Res & Mol Med, Philadelphia, PA 19122 USA
[5] Univ Siena, Dept Human Pathol & Oncol, I-53100 Siena, Italy