1. Effect of Bone Morphogenetic Protein-2-Expressing Muscle-Derived Cells on Healing of Critical-Sized Bone Defects in Mice by Joon Yung Lee, Douglas Musgrave, Dalip Pelinkovic, Kazumasa Fukushima, James Cummins, Arvydas Usas, Paul Robbins, Freddie H. Fu, and Johnny Huard J Bone Joint Surg Am Volume 83(7):1032-1039 July 1, 2001 ©2001 by The Journal of Bone and Joint Surgery, Inc.

2. The amount of BMP-2, as determined with ELISA (enzyme-linked immunosorbent assay), that was produced by muscle-derived cells transduced with adenovirus containing BMP-2 cDNA. Joon Yung Lee et al. J Bone Joint Surg Am 2001;83:1032- 1039 ©2001 by The Journal of Bone and Joint Surgery, Inc.

3. Percent closure of the skull defects in the four groups. d = defect only (group 1), d/s = defect treated with collagen sponge (group 2), d/s/c = defect treated with collagen sponge and nontransduced cells (group 3), and d/s/c/b = defect treated with collage... Joon Yung Lee et al. J Bone Joint Surg Am 2001;83:1032- 1039 ©2001 by The Journal of Bone and Joint Surgery, Inc.

4. A, Gross specimen from group 3 (defect [arrows] treated with collagen sponge and nontransduced cells). Joon Yung Lee et al. J Bone Joint Surg Am 2001;83:1032- 1039 ©2001 by The Journal of Bone and Joint Surgery, Inc.

5. Von Kossa-stained specimens (magnification, 10). Joon Yung Lee et al. J Bone Joint Surg Am 2001;83:1032- 1039 ©2001 by The Journal of Bone and Joint Surgery, Inc.

6. Fluorescent in situ hybridization (FISH) analysis of injected cells with use of the Y-chromosome- specific probe and co-localization with osteocalcin. Joon Yung Lee et al. J Bone Joint Surg Am 2001;83:1032- 1039 ©2001 by The Journal of Bone and Joint Surgery, Inc.