Funding for this research was provided by:
Deutsche Forschungsgemeinschaft (BR4910/1-1, SE697/4-1, BR4910/2-1, SE697/5-1, SE697/1)
Received: 3 July 2020
Accepted: 4 July 2020
First Online: 24 July 2020
Ethics approval and consent to participate
: Experiments involving animals were conducted following the regulations on animal protection of the German federal law and of the Association for Assessment and Accreditation of Laboratory Animal Care, in agreement with and under control of the local veterinary authority.
: Not applicable.
: The authors declare that they have no competing interests.