Article
A non-syndromic hearing loss caused by very low levels of the mtDNA A3243G mutation.
Acta neurologica Scandinavica - 1 Jul 2004
Mancuso M, Filosto M, Forli F, Rocchi A, Berrettini S, Siciliano G, Murri L
Abstract excerpt
We described a patient with progressive non-syndromic hearing loss (NSHL) harboring the A3243G mutation in the mitochondrial DNA (mtDNA). Muscle biopsy showed scattered ragged-red, cytochrome c oxidase negative fibers, whereas the biochemical analysis of the mitochondrial respiratory chain complexes was normal. Restriction fragment length polymorphism (RFLP) analysis showed A3243G mtDNA transition, present at...
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