Tomoko Satake, Karin Otsuki, Yumi Banba, Jun Suenaga, Hisashi Hirano, Yuko Yamanaka, Shigeo Ohno and Syu-ichi Hirai*
* Corresponding author: Syu-ichi Hirai hirais@wakayama-med.ac.jp
BMC Cell Biology 2013, 14:12 doi:10.1186/1471-2121-14-12