Bacterial Sentinels of Noses

Friendly sinus bacteria may keep sinusitis-causing strains in check.

Written byRuth Williams
| 3 min read

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Researchers link a bacteria species, once believed to be innocuous, to chronic sinusitis—persistent inflammation of the sinuses—and also come up with an unusual potential cure. Introducing a second bacterial species into the noses of mice prevented the sinusitis-causing strain from gaining a foothold and causing symptoms. The study, published today (Sept 12) in Science Translational Medicine, suggests that maintaining and augmenting the normal microflora of the nose may be an effective sinusitis treatment.

“This is an extremely interesting result with fascinating potential implications for the treatment of disease,” said Martin Desrosiers, an ear, nose and throat specialist at the Hôpital Hôtel-Dieu in Montréal, Québec, who was not involved in the research. “[It’s] a radical and exciting idea…[that] gives us new insight into chronic sinusitis,” he said.

Despite sinusitis being one of the commonest afflictions—affecting some 15 percent of the US population annually—little is known about the etiology of the disease. ...

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  • ruth williams

    Ruth is a freelance journalist. Before freelancing, Ruth was a news editor for the Journal of Cell Biology in New York and an assistant editor for Nature Reviews Neuroscience in London. Prior to that, she was a bona fide pipette-wielding, test tube–shaking, lab coat–shirking research scientist. She has a PhD in genetics from King’s College London, and was a postdoc in stem cell biology at Imperial College London. Today she lives and writes in Connecticut.

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