1. Mesenchymal Research Laboratory, Division of Haematology, Institute of Medical and Veterinary Science, Hanson Institute and University of Adelaide, Australia 5000.
2. Myeloma Research Program, Bone and Cancer Laboratories, Division of Haematology, Institute of Medical and Veterinary Science, Hanson Institute and University of Adelaide, Australia 5000.
3. The University of Texas–Houston, Institute of Molecular Medicine, Houston, TX 77004-2693.
4. Department of Medicine, University of Melbourne, Melbourne, Australia 3010 and Department of Transplantation Immunology, Columbia University, New York–Presbyterian Hospital, New York, NY 10025-7799.