No teething troubles: A combination of undated handout images by the Medical Research Institute Kitano Hospital in Osaka showing before and after images of the regrowth of teeth in a ferret and mice. — AFP
People with missing teeth may be able to grow new ones, say local dentists testing a pioneering drug they hope will offer an alternative to dentures and implants.
Unlike reptiles and fish, which usually replace their fangs on a regular basis, it is widely accepted that humans and most other mammals only grow two sets of teeth.
