Roots of the invasive species Carduus nutans L. and C. acanthoides L. produce large amounts of aplotaxene, a possible allelochemical.

Silva, F. M. L., Donega, M. A., Cerdeira, A. L., Corniani, N., Velini, E. D., Cantrell, C. L., Dayan, F. E., Coelho, M. N., Shea, K., Duke, S. O., (2014). Journal of Chemical Ecology 40(3), 276-284. Springer, New York, USA. English language

Bioassay-directed isolation and identification of phytotoxic and fungitoxic acetylenes from Conyza canadensis.

Queiroz, S. C. N., Cantrell, C. L., Duke, S. O., Wedge, D. E., Nandula, V. K., Moraes, R. M., Cerdeira, A. L., (2012). Journal of Agricultural and Food Chemistry 60(23), 5893-5898. American Chemical Society, Washington, USA. English language

Repellency of callicarpenal and intermedeol against workers of imported fire ants (Hymenoptera: Formicidae).

Chen, J., Cantrell, C. L., Duke, S. O., Allen, M. L., (2008). Journal of Economic Entomology 101(2), 265-271. Entomological Society of America, Lanham, USA. English language

Activity of 1,4-benzoquinones against formosan subterranean termites (Coptotermes formosanus).

Mozaina, K., Cantrell, C. L., Mims, A. B., Lax, A. R., Tellez, M. R., Osbrink, W. L. A., (2008). Journal of Agricultural and Food Chemistry 56(11), 4021-4026. American Chemical Society, Washington, USA. English language