- Natural inhibitors of carcinogenesis. Kinghorn, A.D., Su, B.N., Jang, D.S., Chang, L.C., Lee, D., Gu, J.Q., Carcache-Blanco, E.J., Pawlus, A.D., Lee, S.K., Park, E.J., Cuendet, M., Gills, J.J., Bhat, K., Park, H.S., Mata-Greenwood, E., Song, L.L., Jang, M., Pezzuto, J.M. Planta Med. (2004)