HONG KONG (Reuters) - Scientists in Hong Kong appear to have mapped out a formula that can delay the ageing process in mice, a discovery they hope to replicate in people. Their finding, published in the December issue of Cell Metabolism, builds on their work in 2005 which shed light on premature ageing, or progeria, a rare genetic disease that affects one in four million babies. Progeria is obvious in the appearance of a child before it is a year old. Although their mental faculties are normal, they stop growing, lose body fat and suffer from wrinkled skin and hair loss. ...