Ocular Melanoma Genetic Test (IMAGE) Washington University School of Medicine Caption A map of class 2 tumors showing the simultaneous expression of many genes. Red represents high expression and blue low. Credit J. William Harbour 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.