Fig. 1

Results of hierarchical clustering including the gender, the age and the DMRs; the dendrogram includes, from right to left: CTRL2: female infant control, CRTL1: male infant control, PWS6 (SNORD116 MD): female adult patient with SNORD116 deletion, PWS3: female adult patient with type 2 deletion, PWS4: male adult patient with type 2 deletion, PWS4: male adult patient with type2 deletion, PWS1: male infant patient with type 1 deletion, PWS7 (MAGEL2): male adult patient with MAGEL2 mutation, PWS5: male infant patient with uniparental disomy (UPD), PWS2: male child patient with type 1 deletion