CAMBRIDGE, Mass.--(BUSINESS WIRE)--bluebird bio, Inc. (Nasdaq:BLUE), a clinical-stage company committed to developing potentially transformative gene therapies for severe genetic and rare diseases and T cell-based immunotherapies for cancer, today announced the presentation of pre-clinical data from its immuno-oncology and hematopoietic stem cell (HSC) gene therapy programs at the American Society of Gene & Cell Therapy (ASGCT) 19th Annual Meeting, taking place May 4-7, 2016 in Washington, D.C.