<I>Euphorbia peplus</I> (IMAGE) Scripps Research Institute Caption Scientists at the Scripps Research Institute have achieved the first efficient chemical synthesis of ingenol, a highly complex, anticancer substance found in the Euphorbia genus of plant, whose milky sap has long been used in traditional medicine. Credit Photo courtesy of The Scripps Research Institute. 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.