Bacterial Vesicles in the Brain (IMAGE) Goethe University Frankfurt Caption In the brain of the transgenic mouse, two nerve cells glow red because they have absorbed membrane vesicles containing functional protein from intestinal bacteria. Blue: nuclei of the other cells in the brain tissue. Credit Stefan Momma, Goethe University Frankfurt, Germany Usage Restrictions To be used only when reporting on Goethe University Frankfurt, Germany with appropriate 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.