They are weird, bald, subterranean rodents that look like sausages with teeth, and they have just revealed a genetic secret to long life. A new study of the bizarre naked mole rat shows that the animals have evolved a DNA repair mechanism that could explain their longevity. These burrow-dwelling rats have a maximum life span of nearly 40 years, making them world's the longest-lived rodent. The new findings, published in the journal Science , could also shed light on why naked mole rats are

Tag-uri: DNA