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Tatsuya Mori et al.
Phytotherapy research : PTR, 20(2), 160-161 (2006-01-31)
A fraction from the ethanol extract of the Peruvian medicinal plant Mauria heterophylla (Anacardiaceae) showed antibacterial activity against Escherichia coli 35992, Staphylococcus aureus 20213 and Pseudomonas aeruginosa 15442. Further fractionation led to the isolation and characterization of ethyl gallate as
Gallic treatment is galling to Pseudomonas.
Jingping Wang et al.
Critical care medicine, 40(2), 690-691 (2012-01-18)
Anaïs Izquierdo-Llopart et al.
Foods (Basel, Switzerland), 8(1) (2019-01-13)
Cava is a sparkling wine obtained by a secondary fermentation in its own bottle. Grape skin contains several compounds, such as polyphenols, which act like natural protectors and provide flavor and color to the wines. In this paper, a previously
Fei Han et al.
Talanta, 160, 183-193 (2016-09-04)
A rapid and sensitive UHPLC-FT-ICR MS/MS method was developed for the first time to analyze the extract of Rhodiola crenulata and the constituents absorbed into rat blood and brain after oral administration. Under the optimized conditions, a total of 64
Kamiya Mehla et al.
Journal of ethnopharmacology, 137(3), 1345-1352 (2011-08-17)
Galls from Pistacia integerrima Linn. (kakadshringhi) have been used as therapeutic agent for various inflammatory diseases in Indian system of traditional medicine. However, the active constituents underlying the medicinal properties of the Pistacia integerrima Linn. have not been thoroughly investigated
Naiara Pardo-Mates et al.
Food chemistry, 221, 29-38 (2016-12-17)
HPLC-UV was applied to the analysis and characterization of fruit-based and fruit-processed products. A Kinetex C18 reversed-phase column was proposed under gradient elution for the determination of 17 polyphenols. Acceptable sensitivity (LODs below 0.16mg/L), and good linearity (r2 higher than
Ji Young Lee et al.
International journal of molecular sciences, 21(9) (2020-05-06)
Demands for safe depigmentation compounds are constantly increasing in the pharmaceutical and cosmetic industry, since the numerous relevant compounds reported to date have shown undesirable side effects or low anti-melanogenic effects. In this study, we reported three novel inhibitors of
Aziz Bouymajane et al.
Molecules (Basel, Switzerland), 25(22) (2020-11-25)
Olive oil is an important product in the Mediterranean diet, due to its health benefits and sensorial characteristics. Picholine marocaine is the most cultivated variety in Morocco. The present research aims to evaluate the phenolic compounds, vitamin E and fatty
Ri-Dong Qin et al.
Yao xue xue bao = Acta pharmaceutica Sinica, 47(7), 926-929 (2012-09-21)
To study the chemical constituents of Alchornea trewioides, silica gel column chromatography, Sephadex LH-20, reverse phase ODS column chromatography, MCI and semi-preparative HPLC were used to separate the 95% EtOH extract of the root of Alchornea trewioides. The structures were
O Kenny et al.
Food chemistry, 161, 79-86 (2014-05-20)
Antimicrobial properties of ethanol and water extracts from eight Asteraceae species were investigated against three Gram positive (Staphylococcus aureus, MRSA and Bacillus cereus) and two Gram negative (Escherichia coli and Salmonella typhimurium) bacterial strains. Ethanol extracts from Centaurea scabiosa, Arctium
Jin-Oh Chung et al.
Food & function, 9(1), 234-242 (2017-11-24)
Quercetin and fisetin, known as catechol-containing flavonoids, could positively affect the absorption of catechins due to their strong affinity for catechol-O-methyl transferase (COMT), which can methylate and cause the excretion of catechins. The current study examined the effect of quercetin
N Paulino et al.
Naunyn-Schmiedeberg's archives of pharmacology, 360(3), 331-336 (1999-10-30)
The relaxant response and the possible contribution of K+ channels to the relaxation caused by both methyl and ethyl gallates, two compounds isolated from the Brazilian medicinal plant Phyllanthus urinaria, were investigated in the guinea pig trachea in vitro. Both
David Achaintre et al.
Journal of chromatography. A, 1558, 50-58 (2018-05-16)
Polyphenols constitute one of the most complex classes of phytochemicals in the human diet and have been suggested to play a role in the prevention of chronic diseases such as cardiovascular diseases, diabetes and cancers. However, evidence from epidemiological studies
Lin Wang et al.
Biomedical chromatography : BMC, 33(4), e4470-e4470 (2018-12-27)
A method based on ultra-performance liquid chromatography-tandem mass spectrometry has been developed for the rapid and simultaneous determination of five catechins and four theaflavins in rat plasma using ethyl gallate as internal standard. The pharmacokinetic profiles of these compounds were
Xingmei Nan et al.
Journal of ethnopharmacology, 216, 175-183 (2018-01-13)
Rhodiola algida var. tangutica (Maxim.) S.H. Fu is a perennial plant of the Crassulaceae family that grows in the mountainous regions of Asia. The rhizome and roots of this plant have been long used as Tibetan folk medicine for preventing
Chunyan Ou et al.
Journal of pharmaceutical and biomedical analysis, 179, 113028-113028 (2019-12-14)
Members of the genus Rhodiola L. have been widely used in Tibetan medicines for preventing and treating acute mountain sickness (AMS) for a long time. However, the pharmacological mechanisms of these medicines in treating AMS remain unclear. To address this
Hydroxide-Catalyzed Ellagic Acid Synthesis from Biobased Ethyl Gallate Using Deep Eutectic Solvents
Misa Mojca C, et al.
ACS sustainable chemistry & engineering, 12, 4007-4016 (2024)
Jiraporn Kantapan et al.
Evidence-based complementary and alternative medicine : eCAM, 2020, 5686029-5686029 (2020-05-10)
Bouea macrophylla Griffith, locally known as maprang, has important economic value as a Thai fruit tree. The maprang seed extract (MPSE) has been shown to exhibit antibacterial and anticancer activities. However, the bioactive constituents in MPSE and the molecular mechanisms
Ryan C Barnes et al.
Food research international (Ottawa, Ont.), 129, 108812-108812 (2020-02-11)
Extraction of polyphenolic metabolites from blood fractions can be challenging since compound recovery can be limited by chemical structure, polarity, and protein-binding affinity of analytes. Gallic acid and its metabolites exhibit particularly low recoveries from plasma and can lead to
Vika Gabe et al.
Molecules (Basel, Switzerland), 24(3) (2019-02-06)
This study aimed to test the effectiveness of ethyl gallate (EG) against S. mutans biofilm formation on solid surfaces (polystyrene, glass) and acidogenicity, and to examine the effect on expression of related genes. The biofilm that is formed by S.
Jin-Lan Wang et al.
Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials, 33(9), 1406-1409 (2011-01-20)
To study the chemical constituents in ethyl acetate fraction from the Euphorbia fischeriana. The compounds were isolated by silica gel column chromatography and HPLC, and their structures were elucidated by means of spectral analyses. Fourteen compounds were identified as 2,4-dihydroxy-6-methoxy-3-methylacetophenone
T Murase et al.
Arteriosclerosis, thrombosis, and vascular biology, 19(6), 1412-1420 (1999-06-11)
Gallates (gallic acid esters) belong to the class of phenolic compounds, which are abundant in red wine. In this study, we show that gallates can inhibit cytokine-induced activation of nuclear factor kappaB (NF-kappaB) and thereby reduce expression of endothelial-leukocyte adhesion
K Kato et al.
Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan, 121(6), 451-457 (2001-07-04)
As reported previously (Kosuge et al., Yakugaku Zasshi, 120, 408 (2000)), methyl gallate, a gallic acid derivative, which has been one of compounds isolated from extracts of Psidium geneus Myrtaceae, selectively suppresses Th2 cytokine secretion. In the present study, to
D Kostálová et al.
Ceska a Slovenska farmacie : casopis Ceske farmaceuticke spolecnosti a Slovenske farmaceuticke spolecnosti, 50(1), 51-53 (2001-03-13)
Two phenolic acids and two flavone aglycones were isolated from the aboveground part of Hamamelis virginiana L. and identified with the use of thin-layer chromatography, melting points, and spectroscopic methods as gallic acid, ethyl gallate, quercetin, and kaempferol.
Evaluation of ethyl gallate for its antioxidant and anticancer properties against chemical-induced tongue carcinogenesis in mice
Shalini M, et al.
The Biochemical Journal, 474, 3011-3025 (2017)
Pascale Goupil et al.
Journal of agricultural and food chemistry, 65(41), 9006-9012 (2017-09-30)
Alkyl gallates showed elicitor activities on tobacco in both whole plants and cell suspensions. Methyl gallate (MG), ethyl gallate (EG), and propyl gallate (PG) infiltration into tobacco leaves induced hypersensitive reaction-like lesions and topical production of autofluorescent compounds revealed under
Qiao-Li Zhao et al.
Yao xue xue bao = Acta pharmaceutica Sinica, 46(8), 946-950 (2011-10-20)
To study the chemical constituents of Bauhinia glauca subsp. pernervosa, eleven phenolic acids were isolated from a 95% ethanol extract by using a combination of various chromatographic techniques including column chromatography over silica gel, ODS, MCI, Sephadex LH-20, and semi-preparative
Elena Kurin et al.
Planta medica, 78(8), 772-778 (2012-04-14)
Vascular smooth muscle cell (VSMC) proliferation contributes to the development of atherosclerosis. Red wine consumption due to the polyphenol content has been reported to counteract atherosclerosis progression possibly through inhibition of VSMC proliferation, among other mechanisms. In this study we
Jose Gotes et al.
Journal of applied physiology (Bethesda, Md. : 1985), 112(4), 638-650 (2011-11-19)
In septic shock (SS), cardiovascular collapse is caused by the release of inflammatory mediators. We previously found that lysozyme-c (Lzm-S), released from leukocytes, contributed to systemic vasodilation in a canine model of SS. We then delineated the pathway by which
Matthias Riebel et al.
Food chemistry, 229, 779-789 (2017-04-05)
Phenolic components (PCs) are well-known for their positive impact on human health. In addition to their action as radical scavengers, they act as activators for the intrinsic cellular antioxidant system. Polyphenol oxidases (PPOs) such as tyrosinase and laccase catalyze the
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