Exhibit 21.1 BIOGEN IDEC INC. SUBSIDIARIESExhibit • February 21st, 2007 • Biogen Idec Inc • Biological products, (no disgnostic substances)
Contract Type FiledFebruary 21st, 2007 Company Industry
Exhibit 21.1 BIOGEN IDEC INC. SUBSIDIARIESExhibit • February 21st, 2007 • Biogen Idec Inc • Biological products, (no disgnostic substances)
Contract Type FiledFebruary 21st, 2007 Company Industry