Caffeic acid


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an acid obtained from coffee tannin, as a yellow crystalline substance, C9H8O4.

See also: Caffeic

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We show that CGA and caffeic acid displayed a dramatic protective effect against the nitric oxide donor, sodium nitroprusside.
DPPH (2,2-diphenyl-l-picrylhydrazyl), ABTS (2,2'-azino-bis (3-ethylbenzthiazoline-6-sulphonic acid), Folin-Ciocalteu (FC) reagent, capsaicin, dihydrocapsaicin myricetin, catechin, resveratrol, gallic acid, coumaric acid, caffeic acid, ferulic acid, sinapic acid, and chlorogenic acid were purchased from Sigma-Aldrich (St.
Two main immunopotent chemicals in propolis have been identified as caffeic acid phenethyl ester (CAPE) and artepillin C, chemicals known to have a wide array of positive effects related to immunosuppression, macrophage function and more.
86 milligrams caffeic acid equivalent per gram on a dry weight basis.
is tungtungmadic acid which is chlorogenic derivative; while chlorogenic acid is the ester of caffeic acid with quinic acid which mainly exhibits antioxidative functions (Chung et al.
Focusing on energy-transfer, they measured the impact on cell lines in a laboratory of 7 substances, the clinically-approved drug stiripentol, 3 natural products - caffeic acid phenyl ester (CAPE), silibinin and ascorbic acid - and experimental pharmaceuticals, such as actinonin, FK866 and 2-DG.
Polyphenolic compounds like Rosmarinic acid, Caffeic acid etc increses reducing activity of plant species of Lamiaceae.
uk, said: "Coffee contains chlorogenic acid and caffeic acid, which have antioxidant properties that may help reduce inflammation and protect against chronic disease.
Like olive oil, it also contains some vitamin E, along with small quantities of polyphenols such as caffeic acid, oleuropein, catechol and resorcinol.
The results showed that among the phenylpropanoid metabolites, the variation trends of chlorogenic acid and flavonoids were similar, and caffeic acid content remained stable in each period.
Furthermore, cucumbers have a high water content that helps lubricate joints, as well as vitamin C and caffeic acid, both of which support skin integrity and reduce swelling.
Because phenolic acids, such as chlorogenic acid and caffeic acid, are also major components in yacon leaves and the extract solution exhibited weak acidity (PH = 4).