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2961
Cognatic portrait of the indigenous languages of Tabuk City, Kalinga, Philippines
Published 2024-02-01“…Kalinga alone is known for its unique 46 ethnic groups, which include nine (9) in the locale of Tabuk City - Biga, Culminga, Dallak, Ga’dang, Guilayon, Malbong, Minanga, Nanong, and Tobog. …”
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2962
Generalized Hypergraph Coloring
Published 2021-02-01“…In the last section, we prove a Gallai-type bound for the degree sum of (𝒫, L)-critical locally simple hypergraphs.…”
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2963
Natural phenolic compounds as biofilm inhibitors of multidrug-resistant Escherichia coli – the role of similar biological processes despite structural diversity
Published 2023-09-01“…Inhibition of biofilm-related structures like curli and cellulose formation in E. coli has been shown for different phenolic natural compounds like epigallocatechin gallate. This study demonstrates this effect for other structurally unrelated phenolics, namely octyl gallate, scutellarein and wedelolactone. …”
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2964
Subcellular Localization of Galloylated Catechins in Tea Plants (Camellia sinensis (L.) O. Kuntze) Assessed via Immunohistochemistry
Published 2016-05-01“…Galloylated catechins, as the main secondary metabolites in the tea plant, including (-)-epigallocatechin-3-gallate and (-)-epicatechin-3-gallate, comprise approximately three-quarters of all the tea plant catechins and have stronger effects than non-galloylated catechins, both on the product quality in tea processing and the pharmacological efficacy to human beings. …”
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2965
Bioactive Compounds and Antioxidant Activity of Mango Peel Liqueurs (<i>Mangifera indica</i> L.) Produced by Different Methods of Maceration
Published 2019-04-01“…The main bioactive compounds found were flavanols (epicatechin-gallate, epigallocatechin-gallate), flavonols (quercetin-3-<i>O</i>-glucopyranoside and rutin), and phenolic acids (gallic acid, <i>o</i>-coumaric acid, and syringic acid). …”
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2966
Isolation, identification and α-glucosidase inhibition evaluation of a phenolic compound from Elaeocarpus mastersii King leaves
Published 2024-01-01“…The NMR data suggested the isolated compound as methyl gallate. Furthermore, the m/z value of the isolated compound was 185.04416 Da [M+H]+. …”
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2967
Screening of α-glucosidase inhibitors in large-leaf yellow tea by offline bioassay coupled with liquid chromatography tandem mass spectrometry
Published 2022-05-01“…The results showed that (–)-epigallocatechin gallate, (–)-gallocatechin gallate, caffeine, N-ethyl-2-pyrrolidone-substituted flavan-3-ols were effective inhibitors for α-glucosidase.…”
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2968
A Review on the Biological Activity of <i>Camellia</i> Species
Published 2021-04-01“…Particularly, epicatechin (EC), epigallocatechin (EGC), epicatechin-3-gallate (ECG), and specially epigallocatechin-3-gallate (EGCG), the major polyphenols of green tea. …”
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2969
Health Benefits and Chemical Composition of Matcha Green Tea: A Review
Published 2020-12-01“…Green tea contains four main catechins, i.e., (−)-epicatechin (EC), (−)-epicatechin-3-gallate (ECG), (−)-epigallocatechin (EGC) and (−)-epigallocatechin-3-gallate (EGCG), of which the latter is the most active and abundant and matcha is their best condensed source. …”
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2970
Analysis of Flavor Characteristics and Characteristic Components of White Tea Made from Oolong Tea Cultivars
Published 2024-01-01“…The biochemical analysis revealed that the differences in conductivity, pH, and the contents of soluble sugars, free amino acids, gallocatechin gallate (GCG) and epigallocatechin gallate (EGCG) were important factors causing the differences in taste between traditional white tea and white tea made from Oolong tea cultivars. …”
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2971
Metabolic engineering of Escherichia coli carrying catechins biosynthesis genes of Camellia sinensis (L) kuntze
Published 2012“…A verification experiment carried out using predicted optimum parameters, produced a yield (0.911 mg/l ) close to the predicted value in which the gallated catechins [(-)-epigallocatechin gallate) and (-)-epicatechin gallate] were metabolically engineered for the first time.…”
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2972
Secondary metabolites as potential drug candidates against Zika virus, an emerging looming human threat: Current landscape, molecular mechanism and challenges ahead
Published 2023-05-01“…Interestingly, a few NPs had the ability to arrest both viral entry and replication, namely baicalin, (-)-epigallocatechin gallate, curcumin, cephaeline, emetine, and resveratrol. …”
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2973
Current principles of effective therapy for ovarian cancer
Published 2015-07-01“…In this light, the most effective drugs are indole-3-carbinol and epigallocathechin-3-gallate, which virtually cause no adverse reactions and can block various molecular targets at different levels of the mechanism of malignant transformation. …”
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2974
Detection of the polyphenolic components in[i] Ribes nigrum[/i] L.
Published 2014-03-01“…Chromatographic separation and analysis of the methanol extract was useful for the structural epigallocatechin (EGC) and epigallocatechin–3–gallate (EGCG) characterization of primary antioxidant compounds. …”
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2975
Metabolic profiling of Lantana camara L. using UPLC-MS/MS and revealing its inflammation-related targets using network pharmacology-based and molecular docking analyses
Published 2022-09-01“…Molecular docking revealed that catechin gallate possessed the lowest binding energy against PRKCA, RELA and IL2, while myricetin had the most stabilized interaction against MAPK14 and FOS. …”
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2976
Alterations in Nonvolatile Components of Tea (<i>Camellia sinensis</i>) Induced by Insect Feeding under Field Conditions
Published 2023-09-01“…The nonvolatile components in insect-attacked leaves were significantly affected. The amounts of gallate-type catechins in highly attacked leaves were approximately 1.2 times higher than in moderately attacked leaves. …”
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2977
Characteristics and Relationships between Total Polyphenol and Flavonoid Contents, Antioxidant Capacities, and the Content of Caffeine, Gallic Acid, and Major Catechins in Wild/Anc...
Published 2023-04-01“…Several good Pearson’s correlations were found (r<sup>2</sup> > 0.9) between TPCs, TFCs, the four antioxidant capacities, and the content of major catechins such as (–)-epicatechin-3-gallate and (–)-epigallocatechin-3-gallate. Results from principal component analysis showed good discriminations with cumulative variances of the first two principal components varying from 85.3% to 93.7% among non-/low-oxidised and partly/fully oxidised teas, and with respect to the tea origin.…”
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2978
Antioxidant Activity According to the Planting Interval and Collecting Time of <i>Rosa davurica</i>
Published 2023-12-01“…Specifically, the content of ethyl gallate remained consistent across different collection periods, and this result was associated with the varying planting intervals. …”
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2979
Molecular-Scale Investigations Reveal the Effect of Natural Polyphenols on BAX/Bcl-2 Interactions
Published 2024-02-01“…We observed that rutin, epigallocatechin gallate, and baicalin reduced the binding affinity of BAX/Bcl-2 by an order of magnitude. …”
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2980
Metabolomics Analysis Reveals the Effect of Two Alpine Foliar Diseases on the Non-Volatile and Volatile Metabolites of Tea
Published 2023-04-01“…The accumulation of catechins, (−)-epigallocatechin gallate, (−)-epicatechin gallate, caffeine, amino acids and theanine were significantly decreased in both diseased tea leaves, while soluble sugar, (−)-epigallocatechin and phenol-ammonia were obviously increased. …”
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