Multi-scale undulations in human aortic endothelial cell fibers Jolie B. Frketic, Abigail DeLaPeña, Melanie G. Suaris, Steven M. Zehnder and Thomas E. Angelini Eur. Phys. J. E, 38 2 (2015) 12 Published online: 26 February 2015 DOI: 10.1140/epje/i2015-15012-9