References in periodicals archive ?
Reishi compounds, particularly the triterpenes and polysaccharides, limit tumors' growth rate by blocking the abnormal reproductive cycles of cancer cells.
This study was taken to describe the chemical characterization of steroids and triterpenes obtained from G.
2006), or triterpenes against mites such as Oligonychus ilicis McGregor (Acari: Tetranychidae) and Iphiseiodes zuluagai Denmark & Muma (Acari: Phytoseiidae) (MARTINEZ, 2002; MOURAO et al.
2001, Triterpene saponin from vitnemese ginseng (Panax vietamesis) and their hepatoprotective activity, J Nat prod.
hot water and/or alcohol extracts of fruiting bodies (for extraction of the polysaccharide and triterpene components) which have been evaporated to dryness and made into capsules or tablets either separately or integrated together in designated proportions
My interest in this product is spurred by the multiple mechanisms in which these triterpenes seem to affect the joint: regulating cytokines; reducing TNF-a, IL-6, and osteocalcin; improving circulation of the joint matrix; slowing inflammatory bone loss; reducing cartilage destruction; and restoring collagen.
Triterpenes of toxic and non-toxic taxa of Lantana camara.
KEYWORDS / Alkanes / Chemotaxonomy / Clusia / Epicuticular Waxes / Triterpenes /
Researchers at the Cleveland Clinic reported that the antiproliferative effects of pentacyclic triterpenes in the plant resin many inhibit the Erk-1/2 signal transduction pathway that is central to tumorigenesis (Adv.
The original papers seem to have used daily amounts of extract yielding 8 mg of triterpenes (usually measured as 27-deoxyacteine).
Because the ancestors of these species probably secreted a triterpene resin reward from the homologous gland, and because monoterpenes are precursors to triterpenes in plant triterpene synthesis, it appears that the switch from a resin reward to a fragrance reward occurred by the biochemical "short-circuiting" of the triterpene synthesis pathway (e.
Stereospecific construction of complex polycyclic structures such as steroids and triterpenes via macrocyclic Diels-Alder reactions were discussed by Pierre Deslongchamps, FCIC.
Previous investigations on this plant resulted in isolation of irregular triterpenes, perdione and perovskone, and a large amount of tanshinones with their reported biological activities including effects on cardiac function [14-16], aldose reductase inhibition , anti-oxidant [18,19], cytotoxic , binding activities with the benzodiazepine receptor , and apoptosis induction .
guajava have shown the presence of tannins, triterpenes, flavonoids, and phenolic compounds [3-5] Tannins present in the plant have been shown to act against bacteria by inactivating microbial adhesions and enzymes.
Among natural products, natural triterpenes represent a structurally diverse group of organic compounds with potent antitumor activity.
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