1. Department of Physics, Chemistry and Biology (IFM), Linköping University, 58183 Linköping, Sweden
2. German Center for Neurodegenerative Diseases (DZNE), University of Tübingen, 72076 Tübingen, Germany
3. Hertie Institute for Clinical Brain Research, University of Tübingen, 72076 Tübingen, Germany
4. Laboratory for Proteolytic Neuroscience, RIKEN Center for Brain Science, Wako 351-0198, Saitama, Japan
5. Department of Neurocognitive Science, Nagoya City University Graduate School of Medical Sciences, Nagoya 467-8601, Aichi, Japan
6. Department of Neurobiology, Care Sciences and Society, Division of Neurogeriatrics, Karolinska Institutet, 17177 Solna, Sweden