Human Cell (IMAGE) Johns Hopkins Medicine Caption Left panel: human cell line, known to be negative for CMV; middle panel: the same human cell line infected with human CMV (stained brown); right panel: high grade glioma cells, showing complete absence of CMV. Credit Angelo De Marzo 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.