The world’s oldest cancer is 11,000 years old — and contagious
Scientists have finally unlocked the sequence of the world’s oldest surviving cancer — an 11,000-year-old, sexually-transmitted genital cancer that still affects dogs today. Scientists from the University of Cambridge and the Wellcome Trust Sanger Institute, led by Elizabeth Murchison, published the new research in Science. The cancer first arose in a single dog over 11,000…