Received: 30 August 2019
Accepted: 6 January 2020
First Online: 13 January 2020
Ethics approval and consent to participate
: The University of Messina Review Board for the care of animals authorized the study. Animal care was in accordance with Italian regulations on protection of animals used for experimental and other scientific purposes (D.M.116192) as well as with EEC regulations (O.J. of E.C. L 358/1 12/18/1986).
: Not applicable.
: None of the authors have any conflicts of interest to declare. In order to ensure transparency we declare that Dr. Enrico Gugliandolo is a member of the editorial board of this journal.