1. ; Institute of Human Genetics; Greifswald
2. Institute of Diabetes ‘Gerhardt Katsch Karlsburg e.V.’; Karlsburg Germany
3. ; Genetics Laboratory; Department of Biochemistry; Oxford UK
4. Department of Pediatrics; Shiga Medical Centre for Children; Shiga Japan
5. Hospital des Enfants-Malades; Paris France
6. Research Group for Neurobiology and Cell Biology; Dresden Germany
7. The Murdoch Institute; Melbourne Australia
8. ; Molecular Genetics Laboratory; University Eye Hospital; Tübingen Germany
9. ; Institute of Molecular and Cell Biology; University of Tartu; Estonian Biocentre, Tartu Estonia
10. Institute of Neurology; Milan Italy