Biochemical and molecular genetic evidence is presented that in six independent pedigrees the development of Leber hereditary optic neuropathy (LHON) is due to the same primary mutation in the mitochondrial ND1 gene.
Electron transfer properties of NADH:ubiquinone reductase in the ND13460 and the ND411778 mutations of the Leber hereditary optic neuroretinopathy (LHON).