Dutch researchers have identified a common genetic variant as a cause of deafness, and say it could be a good target for gene therapy.
Deafness in adults is known to be inherited but, unlike childhood deafness, the genetic causes aren’t clear.
To date, 118 genes have been linked to deafness. Variants in these genes explain much of the deafness present at birth and in childhood, but not adult deafness — even though up to 70% of hearing loss in adults is thought to be inherited.
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