Interesting Fact - Human Body - Teeth

According to an article published in the scientific journal, Cell Regeneration, scientists have grown teeth out of human urine.

(Stem cells have the potential to be grown into any type of tissue and other researchers have managed to grow teeth from gum cells, etc. but this team from China have found that human urine could be used as a source of stem cells.

It gives a whole new meaning to the term "potty mouth".)