1 Department of Zoology, University of Cambridge, Cambridge, UK.
2 Department of Genetics, University of Cambridge, Cambridge, UK.
3 Section for Molecular Ecology and Evolution, Globe Institute, University of Copenhagen, Copenhagen, Denmark.
4 Department of Zoology, University of Cambridge, Cambridge, UK. ewillerslev@sund.ku.dk.
5 Lundbeck Foundation GeoGenetics Centre, Globe Institute, University of Copenhagen, Copenhagen, Denmark. ewillerslev@sund.ku.dk.
6 MARUM Center for Marine Environmental Sciences and Faculty of Geosciences, University of Bremen, Bremen, Germany. ewillerslev@sund.ku.dk.
7 MRC Human Immunology Unit, John Radcliffe Hospital, University of Oxford, Oxford, UK. astrid.iversen@ndcn.ox.ac.uk.
8 MRC Human Immunology Unit, John Radcliffe Hospital, University of Oxford, Oxford, UK. lars.fugger@ndcn.ox.ac.uk.
9 Oxford Centre for Neuroinflammation, Nuffield Department of Clinical Neurosciences, John Radcliffe Hospital, University of Oxford, Oxford, UK. lars.fugger@ndcn.ox.ac.uk.