Blockbuster cancer treatment Taxol has been eroded by generic competition in the U.S.--although international sales are strong--and many fear that the company's Glucophage diabetes franchise could also be eaten by generic drugs when flagship Glucophage IR goes off patent.

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The IR light does, however, reflect off of any objects or people in the room, and the information carried by this reflected light is recorded by a holographic imager.

ENGADGET: Infrared holography lets rescuers see people through walls, fire, walls of fire (video)