diterpene

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diterpene

[dī′tər‚pēn]
(organic chemistry)
C20H32 A group of terpenes that have twice as many atoms in the molecule as monoterpenes. Any derivative of diterpene.
References in periodicals archive ?
Maprouneacin, a new daphnane diterpenoid with potent antihy-perglycemic activity from Maprounea africana.
The evidence that this diterpenoid induces tumor cell death and can kill cells overexpressing P-glycoprotein and the anti-apoptotic proteins Bcl-2 and Bcl-[X.
Many diterpenoids produced by plants are commercially valuable, from fragrance compounds like limonene to the anti-cancer drug taxol.
Immunosuppressive and anti-inflammatory mechanisms of triptolide, the principal active diterpenoid from the Chinese medicinal herb Tripterygium wiifordii Hook f.
The herb of goldenrod (Solidaginis virgaureae herba) contains flavonoids, triterpene saponins, diterpenoid lactones, phenolic acids, essential oil, bisdesmosidic phenol glycosides (which are very rarely present in medicinal plants) (Bader, Wray and Hiller 1995, ESCOP 2003, Kalemba 1999).
Triptolide, a novel diterpenoid triepoxide from Tripterygium wilfordii Hook.
For instance, Scoparic acid D, a diterpenoid has been isolated from Scoparia dulcis used for treatment of diabetes (Lans, 2006) has been shown to demonstrate anti-diabetic effects in streptozotocin induced diabetic rats (Latha et al.
Kirenol, a natural diterpenoid compound, has been reported to possess antioxidant, anti-inflammatory, anti-allergic and anti-arthritic activities.
Py-GC/MS revealed an identical range of mono- and diterpenoid pyrolysis products for the lion head, lid and beads, confirming they are composed of the same material (Figure 4).
Silicon enhances the accumulation of diterpenoid phytoalexins in rice: a potential mechanism for blast resistance.
Chemical similarities were also detected between Eperua falcata and Vouacapoua americana (tribe Caesalpinieae, see above), a genus that is also reported to produce diterpenoid resins.
Among the metabolites of Stachybotrys are various compounds with obscure biologic activities: the simple trichothecenes trichodermol and trichodermin, which are precursors to the satratoxins; the diterpenoid dollabellanes and atranones; and a very large number of spirocyclic drimanes including Stachybotrys lactones and lactams (Hinkley et al.