1-N-Methyl-4-mercaptohistidine disulfide is a potential Duchenne chloroplast coupling factor 1 redox regulator, an oxidized form of ochratoxin A, that inhibits light-triggered CF1 ATPase activity.

Senkyunolide B

Taccalonolide AJ is a microtubule stabilizer; it has excellent and highly persistent antitumor efficacy when administered directly to the tumor, suggesting that the lack of antitumor efficacy seen with systemic administration of AJ is likely due to its short half-life in vivo.