Ma, X., Jannasch, A., Albrecht, U.-R., Hahn, K., Miguel-Lopéz, A., Schäfer, E., et al. (2015). Enzyme-Powered Hollow Mesoporous Janus Nanomotors. Nano Letters, 15(10), 7043-7050. doi:0.1021/acs.nanolett.5b03100.