Funding for this research was provided by:
Scuola Internazionale Superiore di Studi Avanzati (intramural funding)
Text and Data Mining valid from 2019-02-07
Received: 2 October 2018
Accepted: 24 January 2019
First Online: 7 February 2019
Compliance with Ethical Standards
: All experiments were performed in accordance with European regulations (European Community Council Directive, November 24, 1986 [86/609/EEC]). Experimental procedures were notified to and approved by the Italian Ministry of Health, Directorate General for Animal Health. All experiments were approved by the local authority veterinary service of Trieste, Italy, and by the Ethics Committee of the Scuola Internazionale Superiore di Studi Avanzati (SISSA), Trieste. All efforts were made to minimize animal suffering and to reduce the number of animals used.
: The authors declare that they have no conflicts of interest.