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Published online 8 February 2000 | Nature | doi:10.1038/news000210-5
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Light at the end of the tunnel?
Cancer, the stealthy enemy within, could one day betray its own presence by glowing green, reports Sara Abdulla.
Barely a week goes by without green fluorescent protein, known to its friends as 'GFP', playing a starring role in a science story. This week, researchers announce in the Proceedings of the National Academy of Sciences1 that they have used GFP to watch tumours grow and spread through the bodies of live mice simply by shining blue light on them.
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