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Published online 19 December 2000 | Nature | doi:10.1038/news001221-6

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Bacteria get the brush off

Polymer coatings stop bacteria loitering with intent.

Bacteria are very good at sticking around. The slimy, slippery 'biofilms' that they form on contact lenses, artificial heart valves and even some contraceptive devices can cause serious infections.

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