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3081
Polyphenol Diversity and Antioxidant Activity of European <i>Cistus creticus</i> L. (Cistaceae) Compared to Six Further, Partly Sympatric <i>Cistus</i> Species
Published 2021-03-01“…From Albania eastwards, punicalagin and punicalagin gallate were of much lesser importance and the predominant chemovariant there was a nearly pure flavonol type. …”
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3082
Investigating the antioxidant activity enhancer effect of Cyamopsis tetragonoloba seed extract on phenolic phytochemicals
Published 2023-03-01“…The extract concentration of 0.5 mg/ml enhanced the antioxidant activity of Epigallocatechin gallate (20 µg/ml) by 2.07-folds, implicating its potential to act as an antioxidant activity enhancer. …”
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3083
Effect of Exogenous Addition of Tea or Pear Juice on the Quality of Meizhan Black Tea
Published 2023-01-01“…The results showed that exogenous addition of both tea juice and pear juice could significantly (P<0.05) reduce the contents of epigallocatechin-3-gallate (EGCG), epicatechin-3-gallate (ECG), epigallocatechin (EGC) and epicatechin (EC), and increase the content of theaflavins. …”
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3084
Diospyros montana mediated reduction, stabilization, and characterization of silver nanoparticles and evaluation of their mosquitocidal potentiality against dengue vector Aedes alb...
Published 2023-10-01“…Quercetin, luteolin, kaempferol, gallocatechin gallate, epigallocatechin gallate, and capsaicin are among the novel reducing and capping agents found in D. montana leaf through LCMS analysis. …”
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3085
Effects of Light-Emitting Diodes on the Accumulation of Phenolic Compounds and Glucosinolates in <i>Brassica juncea</i> Sprouts
Published 2020-11-01“…The highest total phenolic contents were recorded after one week of white and blue LED light treatment, whereas blue LED irradiation increased the production of most of the phenolic compounds identified, including 4-hydroxybenzonate, gallate, sinapate, caffeate, quercetin, and chlorogenic acid. …”
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3086
The Relationship between Procyanidin Structure and Their Protective Effect in a Parkinson’s Disease Model
Published 2022-08-01“…The results showed that the procyanidin dimers procyanidin B1 (B1), procyanidin B2 (B2), procyanidin B3 (B3), procyanidin B4 (B4), procyanidin B1-3-<i>O</i>-gallate (B1-G), procyanidin B2-3-<i>O</i>-gallate (B2-G), and the procyanidin trimer procyanidin C1 (C1) had a protective effect on PC12 cells, decreasing the damaged dopaminergic neurons and motor impairment in zebrafish. …”
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3087
The catechins profile and antioxidant activity in different types of green tea bags
Published 2020-05-01“…The level of four catechins (Epi-structured) for the thirteen types of green tea were separated and determined by HPLC analysis, i.e. ()-epigallocatechin (EGC), ()-epicatechin (EC), ()-epigallocatechin-3-gallate (EGCG) and ()-epicatechin gallate (ECG). The standard graphs were validated using certified reference catechins supplied by the Laboratory of the Government Chemist (LGC). …”
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3088
Variation of Major Chemical Composition in Seed-Propagated Population of Wild Cocoa Tea Plant <i>Camellia ptilophylla</i> Chang
Published 2022-12-01“…Interestingly, the leaves of cocoa tea seedlings contained high levels of gallocatechin gallate (GCG) and would be a good source of leaf materials for extracting more stable antioxidant, because GCG is a more stable antioxidant than epigallocatechin gallate (EGCG), the dominant component of catechins in normal cultivated tea cultivars. …”
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3089
A review with updated perspectives on the antiviral potentials of traditional medicinal plants and their prospects in antiviral therapy
Published 2022“…The importance of phenolic acids, alkamides, alkylamides, glycyrrhizin, epicatechin gallate (ECG), epigallocatechin gallate (EGCG), epigallocatechin (EGC), protein-based plant-produced ZIKV Envelope (PzE), and anti-CHIKV monoclonal antibody was also reviewed. …”
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3090
Models of enzyme inhibition and apparent dissociation constants from kinetic analysis to study the differential inhibition of aldose reductase
Published 2022-12-01“…In order to explain the negative slope of [Formula: see text] versus inhibitor concentration observed in the study of epigallocatechin gallate acting as an inhibitor of aldose reductase, a kinetic analysis was performed to rationalise the phenomenon. …”
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3091
The effect of fumaric acid-sodium bicarbonate on the green tea effervescent granule’s quality made by dry granulation
Published 2010-07-01“…Tea plant (Camellia sinensis L.) had been known contains epigallocathecin gallate (EGCG) that can be used to maintain the healthy. …”
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3092
RESEARCH OF PHENOLIC COMPLEX OF LEAVES OF MESPILUS GERMANICA L.
Published 2015-09-01“…Qualitative composition and quantitative identification of phenolic compounds in the air-dry raw materials of samples under study was done using qualitative reactions and high performance liquid chromatography method (HPLC). 13 compounds were received, 8 of them were identified as the substances of phenolic origin: flavonoids (quercetine, taxofolin, luteolin), hydroxycoric acids (gallic, chlorogenic, ferulic), polyphenolic compounds (epigallocatechin gallate, epicatechin). The sum of identified phenolic compounds amounted to 78,24% of all compounds found by the given method.…”
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3093
The effect of fumaric acid-sodium bicarbonate on the green tea effervescent granule’s quality made by dry granulation
Published 2010-10-01“…had been known to contains epigallocathecin gallate (EGCG) that can be used to maintain the healthy. …”
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3094
Study of EGCG composite hydrogel for the treatment of radiation-induced skin injuries
Published 2023-12-01“…In this study, we report the successful synthesis of a photosensitive hydrogel via amide reaction for grafting the photosensitive group, methacrylate anhydride (MA), onto chitosan (CHI) and gelatin (GEL), with subsequent physical incorporation of epigallocatechin gallate (EGCG). The resulting composite photosensitive hydrogels exhibited favorable swelling properties, rheological properties, and biocompatibility, which promote angiogenesis and demonstrate notable therapeutic efficacy against RSIs. …”
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3095
Detection of composition of functional component theabrownins in Pu-erh tea by degradation method
Published 2022-05-01“…The polymers in Pu-erh tea were also degraded by thiol degradation, and the fragments of quercetin and (–)-epicatechin-3-O-gallate were found in the thiol degradation products of Pu-erh tea polymers by UPLC observation and separation and purification. …”
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3096
Flavanone Glycosides, Triterpenes, Volatile Compounds and Antimicrobial Activity of <i>Miconia minutiflora</i> (Bonpl.) DC. (<i>Melastomataceae</i>)
Published 2022-03-01“…The flavanone glycosides, pinocembroside and pinocembrin-7-O-[4″,6″-HHDP]-β-D-glucose, were identified, along with other compounds that belong mainly to the triterpene class, besides the phenolics, gallic acid and methyl gallate. Sesquiterpenes and monoterpenes were the major compounds identified from the essential oils. …”
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3097
Effects of Hydrogen Peroxide Produced by Catechins on the Aroma of Tea Beverages
Published 2022-04-01“…In this study, the yield of hydrogen peroxide in (–)-epigallocatechin gallate (EGCG) solution was first investigated and found to be significantly enhanced under specific conditions, and the above phenomenon was amplified by the addition of linalool. …”
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3098
Therapeutic Potential of EGCG, a Green Tea Polyphenol, for Treatment of Coronavirus Diseases
Published 2021-03-01“…Epigallocatechin gallate (EGCG) is a major catechin found in green tea, and there is mounting evidence that EGCG is potentially useful for the treatment of coronavirus diseases, including coronavirus disease 2019 (COVID-19). …”
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3099
Nutraceutical Approaches of Autophagy and Neuroinflammation in Alzheimer’s Disease: A Systematic Review
Published 2020-12-01“…This work investigates three hallmarks of the disease (autophagy, neuroinflammation, and senescence) and systematically analyzes if there is a beneficial effect from three substances derived from food sources, the so called “nutraceuticals” epigallocatechin gallate, fisetin, and spermidine, on these hallmarks. …”
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3100
Effects of Tannase and Ultrasound Treatment on the Bioactive Compounds and Antioxidant Activity of Green Tea Extract
Published 2019-09-01“…Overall, it was found that tannase led to an increase in gallic acid and a decrease in epigallocatechin gallate, and ultrasounds could also enhance the efficiency of enzymatic reaction.…”
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