Funding for this research was provided by:
Volkswagen Foundation
Landesgraduiertenförderung Mecklenburg-Vorpommern
Article History
Received: 6 February 2020
Revised: 15 April 2020
Accepted: 24 April 2020
First Online: 9 May 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The experiments were carried out in accordance with the European Communities Council Directive of November 24, 1986 (86/609/EEC). According to § 8 of the German Animal Welfare Act of May 18, 2006 (BGB I. I S. 1206, 1313), experiments conducted in this study were not subject to approval or notification, since they did not cause pain, suffering or injuries to the animals.