Colony of Corynebacterium matruchotii (IMAGE) Marine Biological Laboratory Caption A colony of Corynebacterium matruchotii, one of the most common bacteria in dental plaque. Credit: Scott Chimileski, Marine Biological Laboratory. See Chimileski et al, PNAS, 2024. Credit Scott Chimileski, Marine Biological Laboratory. See Chimileski et al, PNAS, 2024. Usage Restrictions Use with credit License Original 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.