Multiplex Immunohistochemistry (IMAGE) University of Helsinki Caption Multiplex immunohistochemistry of an AIDS-associated Kaposi sarcoma skin tumor. LANA is shown in purple, K8.1 in green, PROX1 in orange and SOX18 in turquoise Credit Ojala lab Usage Restrictions Please use the credits when publishing the photo. Credit: Ojala lab 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.