1.   American Home Products is also evaluating BMP II in dental surgeries for bone regrowth below the gum line as well as for spinal fusion.

2.   A small tooth fragment that split to the bottom was gently pried from the gum line, bring the only drops of blood shed during the hourlong procedure.

3.   Flossing has such a bad image that people tend to floss erratically even when they understand that it is the only way to really clean below the gum line.

4.   Lasers can alter gum lines without sutures, or bleach yellowing teeth almost instantly.

5.   Some front teeth can be worn down nearly to the gum line.