- Selective binding of perfringolysin O derivative to cholesterol-rich membrane microdomains (rafts). Waheed, A.A., Shimada, Y., Heijnen, H.F., Nakamura, M., Inomata, M., Hayashi, M., Iwashita, S., Slot, J.W., Ohno-Iwashita, Y. Proc. Natl. Acad. Sci. U.S.A. (2001)