triterpenes


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tri·ter·penes

(trī-tĕr'pēnz),
Hydrocarbons or their derivatives formed by the condensation of six isoprene units (equivalent to three terpene units) and containing, therefore, 30 carbon atoms; for example, squalene, certain steroids, cardiac glycosides.
References in periodicals archive ?
The triterpenes and polysaccharides from the mushrooms reduce the oxidative impact of destructive proteins such as Abeta, the chief trigger of Alzheimer's disease, (16) and they protect brain cells from the inflammation known to cause Parkinson's disease.
In the case of these products, triterpene content ranged from undetectable to 7.
Highly oxidized metabolites are often found particularly among the tetracyclic triterpenes and steroids.
For example, Tego Arjuna S is a standardized plant extract of pentacyclic triterpenes from Arjuna tree bark.
Triterpenes from Poria cocos suppress growth and invasiveness of pancreatic cancer cells through the downregulation of MMP-7.
Selective cholinesterase inhibition by lanostane triterpenes from fruiting bodies of Ganoderma lucidum.
Inhibitory effect of taraxastane-type triterpenes on tumor promotion by 12-O-tetradecanoylphorbol-13-acetate in two-stage carcinogenesis in mouse skin.
Chemical studies have revealed the presence of alkaloids, quinovic acid, glycosides, polyhydroxylated triterpenes, flavonoids and catechins in cat's claw, with some compounds showing a potentiation of phagocytosis by white blood cells.
Other medicinally active compounds in mushrooms are glycoproteins, ergosterols, triterpenes and antibiotics.
They took 200 mg of a standardized extract with 16 percent triterpenes three times a day.
Stereospecific construction of complex polycyclic structures such as steroids and triterpenes via macrocyclic Diels-Alder reactions were discussed by Pierre Deslongchamps, FCIC.