Exhibit 10.52 BIOGEN IDEC RELOCATION AGREEMENT This document will serve to acknowledge that I have accepted a new position of employment with Biogen Idec, which will involve the relocation of my residence. Biogen Idec is willing to pay on my behalf,...Relocation Agreement • March 3rd, 2006 • Biogen Idec Inc • Biological products, (no disgnostic substances)
