Bacterium organizes hierarchical amorphous structure in microbial cellulose S. Koizumi, Z. Yue, Y. Tomita, T. Kondo, H. Iwase, D. Yamaguchi and T. Hashimoto Eur. Phys. J. E, 26 1-2 (2008) 137-142 Published online: 03 March 2008 DOI: 10.1140/epje/i2007-10259-3