False-Colored Transmission Electron Micrograph of Streptococcus sanguinis Cells (image) Virginia Commonwealth University Share Print E-Mail Caption This is a false-colored transmission electron micrograph of Streptococcus sanguinis cells (purple ovals) encased within an infected heart valve in an animal model of infective endocarditis. Credit Figure courtesy of Todd Kitten, Ph.D.,/ VCU. Usage Restrictions None Share Print E-Mail 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.