1. Inspired by Biology, From Molecules to Materials to Machines (Committee on Biomolecular Materials and Processes, National Research Council of the National Academies) (The National Academies Press, Washington, DC, 2008)
2. P. Forbes, The Gecko’s Foot: Bioinspiration Engineered from Nature (Fourth Estate, London, 2005)
3. P.D. Calvert, Polymers for new materials. Polymer 35, 4484–4488 (1994)
4. N.A. Peppas, R.L. Langer, New challenges in biomaterials. Science 263(5154), 1715–1720 (1994)
5. R. Langer, D.A. Tirrell, Designing materials for biology and medicine. Nature 428(6982), 487–492 (2004)