Funding for this research was provided by:
Deutsche Forschungsgemeinschaft (2352/2-1)
University of Milan
Nachwuchsring of TU Kaiserslautern
Received: 16 October 2017
Accepted: 3 January 2018
First Online: 25 January 2018
: Mice were treated in accordance with the German law for conducting animal experiments and the NIH guidelines for the care and use of laboratory animals.
: Not applicable.
: The authors declare that they have no competing interests.
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