1. Department of Periodontics and Oral Medicine; University of Michigan; Ann Arbor Michigan
2. Macromolecular Science and Engineering Center; University of Michigan; Ann Arbor Michigan
3. Endocrine Research Unit; University of California; San Francisco California
4. Department of Biologic and Materials Sciences; University of Michigan; Ann Arbor Michigan
5. Department of Materials Science and Engineering; University of Michigan; Ann Arbor Michigan
6. Department of Biomedical Engineering; University of Michigan; Ann Arbor Michigan
7. Department of Pathology; University of Michigan; Ann Arbor Michigan