Table 3

 Novel and previously known pathogenic mitochondrial DNA variants found in 28 Dutch children and young adults

Synonymous substitutionsNon-synonymous substitutionsSubstitutions in rRNA or tRNA genes
NA, not applicable.
*Three children with definite pathogenic mutations were included in the sample set to examine the reliability of the conformation-sensitive gel electrophoresis protocol.
Novel variants
4233T→C11629A→G4681T→C686A→G
6665C→T12924A→G9891T→C
7954T→C13608T→C14122A→G
8065G→A13671A→G
9657C→T
Pathogenic variants
NA3460G→A3243A→G*
8993T→G*7497G→A*