Composition #5: Huang, Xuedan., Awano, Yurika., Maeda, Eri., Asada, Yoshihisa., Takemoto, Hiroaki., Watanabe, Takashi., Kojima-Yuasa, Akiko., Kobayashi, Yoshinori. Cytotoxic activity of two natural sesquiterpene lactones, isobutyroylplenolin and arnicolide D, on human colon cancer cell line HT-29 . natural product research, 2014, vol. 28, no. 12, p. 914–916. DOI: 10.1080/14786419.2014.889133.
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