Tooth Regeneration Is on the Horizon

Humans, all mammals really, definitely got the short end of the evolutionary stick when it comes to teeth. We only have two sets, and if we lose those, well, that's why dentists will always have work. In fact, by age 65, according to the World Health Organization, 30 percent of all people worldwide have lost all their teeth.   Now if we were bony fish, we could just regrow our lost teeth. A research team at the Georgia Institute of Technology in Atlanta, USA, is taking a...

© La Voix de l'Amérique - mercredi 21 octobre 2015