Extracellular DNA chelates cations and induces antibiotic resistance in Pseudomonas aeruginosa biofilms.

Biofilms are surface-adhered bacterial communities encased in an extracellular matrix composed of DNA, bacterial polysaccharides and proteins, which are up to 1000-fold more antibiotic resistant than planktonic cultures. To date, extracellular DNA has been shown to function as a structural support t...

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Bibliographic Details
Main Authors: Heidi Mulcahy, Laetitia Charron-Mazenod, Shawn Lewenza
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2008-11-01
Series:PLoS Pathogens
Online Access:https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/19023416/pdf/?tool=EBI