Biomolecular robotics for chemomechanically driven guest delivery fuelled by intracellular ATP. - Biswas, Shuvendu; Kinbara, Kazushi; Niwa, Tatsuya; Taguchi, Hideki; Ishii, Noriyuki; Watanabe, Sumiyo; Miyata, Kanjiro; Kataoka, Kazunori; Aida, Takuzo (Nature Chemistry, 2013)