Gladstone scientist Jae Kyu Ryu (IMAGE) Gladstone Institutes Caption Gladstone scientist Jae Kyu Ryu (right) and his colleagues discover new links between lymphoma growth and leaks in the blood-brain barrier. Credit Photo: Gladstone Institutes Usage Restrictions Credit "Gladstone Institutes" when using image. 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.