@article{CTT100549530,
  author = {Hiroyuki Oikawa and Satoru Fujiyoshi and Takehisa Dewa and Mamoru Nango and Michio Matsushita},
  title = {How deep is the potential well confining protein to a specific conformation? A single-molecule spectroscopy on temperature dependence of conformational change at 5 - 30 K},
  journal = {Journal of the American Chemical Society (Communication)},
  year = 2008,
}

@article{CTT100550256,
  author = {Satoru Fujiyoshi and Masanori Fujiwara and Michio Matsushita},
  title = {Visible Fluorescence Spectroscopy of Single Proteins at Liquid-Helium Temperature},
  journal = {Physical Review Letters},
  year = 2008,
}