Received: 25 March 2017
Accepted: 27 February 2018
First Online: 5 March 2018
: All animal procedures were reviewed and approved by the ethical committee for animal experimentation of the Federal State Office for Consumer Protection and Food Safety of Lower Saxony, Germany (3392 42,502–04-13/1252) according to the German animal protection law.
: Not applicable.
: MGR and KP are employed by Jurox Pty Ltd.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.