Heckmann and Green of St. Jude (IMAGE) St. Jude Children's Research Hospital Caption First author Bradlee Heckmann, Ph.D. (right), a postdoctoral fellow in Doug Green's (left) laboratory at St. Jude, led research that identified the LANDO pathway in brain immune cells and showed it may protect against Alzheimer's disease. Credit St. Jude Children's Research Hospital 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.