1. Department of Biochemistry and Molecular Biology and Center for Mitochondrial Science and Medicine, Michigan State University, East Lansing, MI, USA
2. Institute of Biosciences and Medical Technology, University of Tampere, FI-33014 Tampere, Finland
3. Lineberger Comprehensive Cancer Center, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA
4. Institute of Biotechnology, University of Helsinki, FI-00014 Helsinki, Finland