II. Today I am going to talk about the use of stem cells, which are harvested from fallen tooth, to make new teeth for people who have lost their teeth.

III. According to BBC NEWS, a national study by Newcastle University Dental School on Thursday, March 23 2000, found that more than two out of three people who say they brush their teeth twice a day have substantial amount of plaque in their mouths. Despite the findings of the survey total tooth loss is becoming a rarity. It is forecast that by 2018, only 5% people will have no teeth, compared with 13% now. (Cite #1)

IV. First I would like to introduce the basics of the procedure, and then look at some of the medical complications that researchers face, and...