Change of dynamics of raft-model membrane induced by amyloid-β protein binding Mitushiro Hirai, Ryota Kimura, Kazuki Takeuchi, Masaaki Sugiyama, Kouji Kasahara, Noboru Ohta, Bela Farago, Andreas Stadler and Giuseppe Zaccai Eur. Phys. J. E, 36 7 (2013) 74 Published online: 16 July 2013 DOI: 10.1140/epje/i2013-13074-3