Scientists have pinpointed a gene responsible for grey hair – a discovery that could lead to new ways of delaying or preventing this natural sign of ageing, they say in Nature Communications.
Hair dyes can cover up greying but gene manipulation may, in future, banish it altogether.
The international team collected DNA samples from “a diverse melting pot” of more than 6,000 volunteers of European, Native American and African ancestry.
The gene IRF4 regulates a natural hair, skin and eye pigment called melanin.
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Source Credits: BBC Health