Dr. Stephen Dominy and Dr.Florian Ermini (IMAGE) IOS Press Caption P. gingivalis bacteria (arrows), after invading a neuron, causes damage to the cellular infrastructure and synapses. Credit Cortexyme, Inc. Usage Restrictions None 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.