Glossary of "Life (9th ed.)" by Sadava et al. (2011)
- A defensive response of plants to microbial infection in which phytoalexins and pathogenesis related proteins are produced and the infected tissue undergoes apoptosis to isolate the pathogen from the rest of the plant.
- Sadava, D., Hillis, D. M., Heller, H. C. & Berenbaum, M. R. 2011. Life: The Science of Biology, 9th ed. -xliv + 1266 pp. Sinauer Associates, Inc., Sunderland.