Genetic fingerprints that reveal where a brain cell came from remain distinct even after the cell becomes a brain tumor, an international coalition of scientists will report in the February 1 issue of Cancer Research. The finding adds a new layer of complexity to the quest to understand the causes of childhood brain cancers, according to senior author David H. Gutmann, M.D., Ph.D., the Donald O. Schnuck Family Professor of Neurology at Washington University School of Medicine in St. Louis and co-director of the neuro-oncology program at the Siteman Cancer Center. >>> Discuss This Story