Word: toothful
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Tired of having to wear a cell phone on your belt wherever you go? In the future, you may not have to. Two British researchers have developed a prototype "phone tooth" that can be embedded in a molar and receive cell-phone calls. The signals are translated into vibrations that travel from the tooth to your skull to your inner ear--where only you can hear them. Great for giving instructions to spies and NFL quarterbacks. Not so great for the rest of us, because while our teeth may talk to us, we can't talk back to them. INVENTORS...
...We’re going to fight it tooth and nail,” McMullen said...
After about 30 weeks, researchers were able to remove several recognizable tooth crowns, each a few millimeters wide, composed of dentin, odontoblasts (cells that secrete proteins which form dentin), a pulp chamber (the innermost part of the tooth, containing nerves) and enamel...
...tooth grown in the lab did not conform to the shape given by its scaffolding, and researchers will also have to determine how to encourage root growth...
...most important issues relate to improving our knowledge of the interactions needed for tooth development,” Donoff said...