1. Department of Biosciences, University of Oslo, PO Box 1066 Blindern, 0316 Oslo, Norway
2. Institute for Biochemistry and Biology, University of Potsdam, Karl-Liebknecht-Strasse 24–25, 14476 Potsdam, Germany
3. Department of Biology, University of York, Heslington, York YO10 5DD, UK
4. Institut de Médecine Légale, Laboratoire AMIS, Université de Strasbourg, CNRS UMR 5288, Strasbourg, France