1 Cellular Electron Microscopy Laboratory, DIMES, Department of Experimental Medicine, Human Anatomy, School of Medical and Pharmacological Sciences, University of Genoa, Via Antonio de Toni 14, 16132, Genoa, Italy. cortesek@unige.it.
2 Department of Surgical Sciences and Integrated Diagnostics, School of Medical and Pharmacological Sciences, University of Genoa, Genoa, Italy.
3 General Surgery Unit, IRCCS Policlinic San Martino Hospital, Genoa, Italy.