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.

Neuromedin S (human) is a neuropeptide that contains 33 amino acids. Neuromedin S (human)has been identified in the brain as an endogenous ligand for the orphan G-protein coupled receptor (GPCR) FM-4/TGR-1 and acts on the neuromedin U (NMU) receptor 2 (NMUR2) in the regulation of body weight homeostasis.

The heartwoods of Taxus cuspidata.