1 species of pathogen can produce 2 distinct biofilms

Many medical devices, ranging from artificial hip joints to dentures and catheters, can come with unwelcome guests – complex communities of microbial pathogens called biofilms that are resistant to the human immune system and antibiotics, thus proving a serious threat to human health. However, researchers may have a new way of looking at biofilms, thanks to a study conducted by University of Iowa biologist David Soll and his colleagues published in the Aug 2 issue of the online, open access journal PLoS Biology.

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