1. Unit of Molecular Toxicology Institute of Environmental Medicine Karolinska Institutet Stockholm Sweden
2. Unit of Metals and Health Institute of Environmental Medicine Karolinska Institutet Stockholm Sweden
3. Division of Surface and Corrosion Science Department of Chemistry Royal Institute of Technology Stockholm Sweden
4. Institute of Biosciences and Medical Technologies University of Tampere Tampere Finland
5. Institute of Biotechnology University of Helsinki Helsinki Finland