Funding for this research was provided by:
DFG Emmy Noether (CZ 237/1-1)
Text and Data Mining valid from 2019-02-15
Received: 21 November 2018
Revised: 5 February 2019
Accepted: 8 February 2019
First Online: 15 February 2019
Compliance with ethical standards
: The authors declare that they have no conflict of interest.
: All applicable international, national, and/or institutional guidelines for the care and use of animals were followed.