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Nanotech Fighting Cancer

Almost a hundred years ago, scientists began dreaming about a "magic bullet," a drug that would attack infection without harming healthy cells. Effective drug targeting is still the Holy Grail for cancer drugs and antibiotics.

Now, as health and science reporter Allan Coukell reports, some scientists are using nanotechnology to get one step closer to that goal.

This program aired on April 11, 2006. The audio for this program is not available.

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