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Published online 20 August 2008 | Nature | doi:10.1038/news.2008.1041

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Algae versus algae

'Red tides' might be staunched by harmless algae.

Diverse species of algae are proving to be unlikely allies in the fight against the lethal toxins created by red tides.

Red tides are large algal blooms that can release powerful neurotoxins into both marine and freshwaters.

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