Characteristics of subjects and fibroblasts used in our differential transcriptomic analysis.

LD: leukodystrophy, ERD: eIF2B-related disorder, AD: Alexander disease, MLC: Cystic Megalencephalopathy, SLS: Sjögren-Larsson syndrome, KB: Krabbe disease, PMD: Pelizaeus-Merzbacher disease, y: year, m: months, d: day, b-gal: beta-galactosidase, F: female, M: male, Fb: fibroblasts, NA: not available. *disease duration in year, corresponding to the time between age at disease onset and death or confinement to bed with loss of neurodevelopment abilities and need of constant assistance.