<i>Streptococcus mutans</i> Biofilm (IMAGE) American Society for Microbiology Caption This is a fluorescent microscopy image of a Streptococcus mutans biofilm. Credit Photo by Nicole Kavanaugh Usage Restrictions Attribution License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.