Ethics statement
The authors confirm adherence with the journal’s ethical statements as
noted in the journal’s authors guideline page. Blood samples listed in
supporting table 1 came from animal experiments conducted at the FLI,
which were performed in accordance with EU Directive 2010/63/EC and
approved by the competent authority (Landesamt für Landwirtschaft,
Lebensmittelsicherheit und Fischerei (LALLF) Mecklenburg-Vorpommern).