Peng, X., Reichelt, M., Baños-Quintana, A. P., Rothe, B., Feistel, F., Kaltenpoth, M., Gershenzon, J., Unsicker, S. B. (2025). Leaf beetles employ tryptophan to detoxify the chemical defenses of poplar trees. Proceedings of the National Academy of Sciences. https://doi.org/10.1073/pnas.2518096122