1. Biomaterials Innovation Research Center; Division of Biomedical Engineering; Department of Medicine; Brigham and Women's Hospital; Harvard Medical School; Cambridge MA 02139 USA
2. Harvard-MIT Division of Health Sciences and Technology; Massachusetts Institute of Technology; Cambridge MA 02139 USA
3. Wyss Institute for Biologically Inspired Engineering; Harvard University; Boston MA 02115 USA
4. Department of Cell and Molecular Biology; Uppsala University; SE-751 24 Uppsala Sweden
5. Department of Chemistry & Waterloo Institute for Nanotechnology; University of Waterloo; 200 University Ave. West Waterloo Ontario N2L 3G1 Canada
6. Department of Electrical Engineering and Computer Science; Massachusetts Institute of Technology; Cambridge MA 02139 USA
7. Interdisciplinary Nanoscience Center (iNANO); Aarhus University; Aarhus Denmark
8. Department of Mechanical Engineering; Inha University; Incheon 402-751 Republic of Korea
9. Department of Maxillofacial Biomedical Engineering and Institute of Oral Biology; School of Dentistry, Kyung Hee University; Seoul 130-701 Republic of Korea
10. Department of Physics; King Abdulaziz University; Jeddah 21569 Saudi Arabia