The known compounds were recognized as 1 - eicosanoyl (3), 6-heneicosanyl-1,2,4-trimethoxybenzene (4), 3-hydroxybenzoic acid (5), ethyl gallate (6)
gallic acid (7), [beta]-sitosterol (8) and methyl grevillate (9).
The Authors would like to correct Figure 6 and Figure 8 that were published incorrectly in the article "Effect of JJYMD-C, a novel synthetic derivative of
gallic acid, on proliferation and phenotype maintenance in rabbit articular chondrocytes in vitro" in volume 47 no.
Gallic acid (3,4,5-trihydroxybenzoic acid, GA), obtained by the hydrolysis of tannins, is a plant polyhydroxy phenol with well-known natural anti-oxidant ability [7].
As Lentioned above, in white asparagus
gallic acid was ominant for four tested asparagus cultivars.
The phenolic content of potato fries ranged from 542.4 to 714.7 mg
gallic acid equivalent per 100 grams of fries, regardless of the treatment used.
Fresh orange juice contains vitamin C and A, folic acid, hesperidin, naringenin,
gallic acid, ferulic acid, citric acid (Ohrvik and Witthoft 2008; Galaverna and Dall'Asta 2014; Olayinkaet al.,2015; Pereira-Caro et al., 2015; El-Bassossy et al., 2016; Arabi et al., 2017; Pereira-Caro et al., 2017; Rampersaud and Valim 2017).
Mango contains quercetin, isoquercitrin, astragalin, fisetin,
gallic acid and methylgallat, as well as the abundant enzymes.
Standard materials of
gallic acid (149-91-7) (1), chlorogenic acid (327-97-9) (2), epigallocatechin (989-51-5) (3), caffeic acid (331-39-5) (4), vanillin (121-33-5) (5), p-coumaric acid (501-98-4) (6), rutin (207671-50-9) (7) and quercetin (6151-25-3) (8) were purchased from Sigma-Aldrich Chemical Company (St.
The flow rate was 0.6 mL/min, injection volume 50 [micro]L and the wavelength were 270 for
gallic acid, 278 nm for coumarin, 327 nm for chlorogenic acid and caffeic acid, and 365 nm for quercetin, quercitrin, kaempferol and rutin.
Many compounds including
gallic acid [4], bergenin [5], quercitrin, and embelin have been elucidated (Figure 1).