Get ready to bin those peroxide dyes and blue-rinse tints. Genetically modified hair in all shades and colours is coming to a salon near you, although you may be a bit greyer by the time it arrives. Researchers have turned the hair of lab mice a striking shade of fluorescent green. "They're punk mice, you could say," says creator Ronald Hoffman. It will be some years before GM hair makes it into the salons. But the pioneering experiments raise the prospect of restoring colour to greying hair, and could herald future treatments for baldness.
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