EXHIBIT 10.3 ------------ AASTROM BIOSCIENCES, INC. 5 1/2% CONVERTIBLE PREFERRED STOCK PURCHASE AGREEMENT This 5 1/2% Convertible Preferred Stock Purchase Agreement (the "Agreement") is entered into as of November 25, 1997, by and among Aastrom...5 1/2% Convertible Preferred Stock Purchase Agreement • February 10th, 1998 • Aastrom Biosciences Inc • Pharmaceutical preparations • Michigan
