1. Discovery Research, Protein Sciences; UCB Pharma, 208 Bath Road; Slough, Berkshire SL1 3WE U.K.
2. Lonza Biologics plc, 228 Bath Road GB-Slough; Berkshire SL1 4DX U.K.
3. Novasep, 5 chemin du Pilon, St Maurice de Beynost; Miribel 01708 France
4. NIBSC, Blanche Lane, South Mimms, Potters Bar; Hertfordshire EN6 3QG U.K.
5. CSL Limited, 45 Poplar Road; Parkville Vic 3052 Australia