CAMBRIDGE, Mass.--(BUSINESS WIRE)--ImmunoGen, Inc. (Nasdaq:IMGN) will host a conference call at 4:30 pm ET on Thursday, May 3, 2007 to discuss the Company’s financial results for the three-month period ended March 31, 2007 – the third quarter of ImmunoGen’s 2007 fiscal year. Management also will provide an update on the Company.
