1. Department of Human Genetics, Leiden University Medical Center, Leiden, the Netherlands.
2. Amylon Therapeutics, Leiden, the Netherlands.
3. Departments of Neurology and Laboratory Medicine, Radboud Alzheimer Centre, Radboud University Medical Center, Donders Institute for Brain, Cognition and Behaviour, Nijmegen, the Netherlands.
4. Atalanta Therapeutics, Boston, Massachusetts, USA.