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Science 29 June 2001:
Vol. 292. no. 5526, pp. 2413 - 2414
DOI: 10.1126/science.292.5526.2413a
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News of the Week

CELL BIOLOGY:
NO Helps Make Fireflies Flash

Elizabeth Pennisi

A key step in how fireflies trigger their bursts of light has defied elucidation. Now, neurobiologists have identified that missing link. And much to their surprise, it turns out to depend on nitric oxide--a versatile cell-signaling molecule that our cells use to make blood vessels dilate, they report on page 2486.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)