Teeth from urine? Engineers create 'tooth buds' from waste that could be implanted into jawbone

Teeth from urine? Engineers create 'tooth buds' from waste that could be implanted into jawbone | Mail Online: "Chinese scientists predict stem cells obtained from urine could allow humans to regrow lost teeth. The Chinese Academy of Sciences has created tooth-like structures in mice and believes one day bioengineered 'tooth buds' could be transplanted into humans who have lost their teeth."