Funding for this research was provided by:
Dr. Jutta & Dr. Georg Bruns Stiftung
Received: 18 October 2018
Accepted: 14 June 2019
First Online: 29 June 2019
Compliance with ethical standards
: The authors declare that they have no conflict of interest.
: All applicable national and institutional guidelines for the care and use of animals were followed. All procedures performed in studies involving animals were in accordance with the ethical standards of the institution at which the studies were conducted.Animal experimentation had been approved by the respective authority (permit no. AZ V54-19c20/15c GI18/14, Regierungspräsidium Gießen).