title: Reply to the letter to the Editor.
authors.affiliation: Department of Medical Sciences Experimental and Clinical, Medical Liver Transplant Section, Udine, Italy.
authors.forename: Sara
authors.initials: S
authors.lastname: Bignulin
authors.affiliation: Pathology and Laboratory Medicine, Udine, Italy.
authors.forename: Edmondo
authors.initials: E
authors.lastname: Falleti
authors.affiliation: Pathology and Laboratory Medicine, Udine, Italy.
authors.forename: Sara
authors.initials: S
authors.lastname: Cmet
authors.affiliation: Department of Medical Sciences Experimental and Clinical, Medical Liver Transplant Section, Udine, Italy.
authors.forename: Dario
authors.initials: D
authors.lastname: Cappello
authors.affiliation: Pathology and Laboratory Medicine, Udine, Italy.
authors.forename: Annarosa
authors.initials: A
authors.lastname: Cussigh
authors.affiliation: Department of Medical Sciences Experimental and Clinical, Medical Liver Transplant Section, Udine, Italy.
authors.forename: Ilaria
authors.initials: I
authors.lastname: Lenisa
authors.affiliation: Department of Medical Sciences Experimental and Clinical, Medical Liver Transplant Section, Udine, Italy.
authors.forename: Denis
authors.initials: D
authors.lastname: Dissegna
authors.affiliation: Department of Medical Sciences Experimental and Clinical, Medical Liver Transplant Section, Udine, Italy.
authors.forename: Fabio
authors.initials: F
authors.lastname: Pugliese
authors.affiliation: Department of Medical Sciences Experimental and Clinical, Medical Liver Transplant Section, Udine, Italy.
authors.forename: Cinzia
authors.initials: C
authors.lastname: Vivarelli
authors.affiliation: Department of Medical Sciences Experimental and Clinical, Medical Liver Transplant Section, Udine, Italy.
authors.forename: Carlo
authors.initials: C
authors.lastname: Fabris
authors.affiliation: Department of Medical Sciences Experimental and Clinical, Medical Liver Transplant Section, Udine, Italy.
authors.forename: Pierluigi
authors.initials: P
authors.lastname: Toniutto