WALTHAM, Mass.--(BUSINESS WIRE)--ImmunoGen, Inc. (Nasdaq: IMGN), a biopharmaceutical company that develops targeted anticancer therapeutics, announced today that several ImmunoGen poster presentations will be made at the AACR-NCI-EORTC International Conference on Molecular Targets and Cancer Therapeutics to be held in Boston, MA, on November 15-19, 2009.