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Chemical biology

Ions illuminated

A Correction to this article was published on 15 August 2007

Calcium ions act as signals between cells, but their exact locations — at the nanometre scale — have been difficult to pinpoint. The latest biosensor promises to reveal these details in dynamic living systems.

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Figure 1: Detecting calcium in living systems.


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Chang, C. Ions illuminated. Nature 448, 654–655 (2007).

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