Could tuberculosis DNA recovered from a 200 year-old mummy provide doctors with new ways to treat the disease?

Could tuberculosis DNA recovered from a 200 year-old mummy provide doctors with new ways to treat the disease? | Mail Online: "British scientists have recovered tuberculosis DNA from the lung tissue of a 200 year-old Hungarian mummy called Terézia Hausmann, using a new technique known as metagenomics."