Green tea polyphenols ic50
WebJul 4, 2024 · With a rich abundance of natural polyphenols, green tea has become one of the most popular and healthiest nonalcoholic beverages being consumed worldwide. … WebApr 16, 2010 · Background The chemopreventive effect of green tea polyphenols, such as (-)-epigallocatechin-3-gallate (EGCG), has been well demonstrated in cell culture …
Green tea polyphenols ic50
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WebMar 1, 2024 · The antioxidants in green tea and black tea are mainly polyphenols including catechin and its derivative epigallocatechingallate. The DPPH radical scavenging activity, IC 50 value, total polyphenols, catechin and epigallocatechingallate content were analyzed throughout green and black tea processing.
WebMay 25, 2024 · Two to 4 h following oral administrator of green tea polyphenols at a dose of 500 mg/kg in mice, the serum level of polyphenols reaches maximum value at 9–10 μg/mL (Yang et al., 1998). This level is higher than the IC 50 (2.8 μg of green tea extract per mL) for the inhibition of M pro activity of SARS-CoV-2 in vitro (Zhu & Xie, 2024). WebJun 3, 2024 · Some recent studies suggest the potential of green tea to prevent and treat COVID-19 disease caused by the SARS-CoV-2 virus. The most abundant catechin and the major active constituent in green ...
WebPubMed Central (PMC) WebNov 20, 2024 · Tea is the most widely used beverage worldwide. Japanese and Chinese people have been drinking tea for centuries and in Asia, it is the most consumed beverage besides water. It is a rich source of pharmacologically active molecules which have been implicated to provide diverse health benefits. The three major forms of tea are green, …
WebApr 16, 2010 · Background: The chemopreventive effect of green tea polyphenols, such as (-)-epigallocatechin-3-gallate (EGCG), has been well demonstrated in cell culture studies. However, a wide range of IC(50) concentrations has been observed in published studies of the anti-proliferative activity of EGCG from different laboratories.
WebJul 1, 2016 · Bovine aortic endothelial cells (BAECs) were cultured with high glucose (33 mmol/L), 4 mg/L green tea polyphenols (GTPs) or 4 mg/L GTPs co-treatment with high glucose for 24 h in the presence or absence of Bafilomycin-A1 (BAF). We observed that high glucose increased the accumulation of LC3-II. Treatment with BAF did not further … datasheet fortinetWebFeb 10, 2015 · The green tea extract inhibited AChE activity dose dependently with an IC50 value of 42.05µg/ml. The observed inhibitory activity could be ascribed to the polyphenolic content of green tea extract. datasheet fr9880WebFive tea polyphenols exhibited inhibitory activity against influenza A virus in the trend of theaflavin>procyanidin B-2>procyanidin B-2 digallate>(-)-epigallocatechin(EGC)>(-)-epigallocatechingallate(EGCG) with IC50 values in the range of 16.2-56.5 μg/ml. Six of the tested compounds showed anti-influenza B virus activity in the order of ... bitter bubbly cocktail crosswordWebApr 1, 2006 · The IC50 values for AChE inhibitory assay of black tea (CTC) was found to be 34.18µg/mL. ... The chemopreventive effect of polyphenols from green tea [e.g. (-) … datasheet fortinet 2600fWebOct 1, 2014 · The results showed that Oolong tea polyphenols, EGCG, and EGCG3″Me all exhibited inhibitory effects against α-amylase, and their half inhibitory concentration (IC50) values were 0.375, 0.350, and 0.572 mg/mL, respectively. The results of Lineweaver-Burk double reciprocal plot indicated that the inhibitory types of Oolong tea polyphenols and ... bitterbrush state wildlife areaWebDec 2, 2014 · The highest extraction efficiency (mg/cup.g) for the four chemical components per unit weight of tea powder was at using 1.0 g of 0.30 mm tea powder with 236 ml water for soluble sugars (32.3 μg ... bitterburn by ann aguirreWebObjectives Green tea (Camellia sinensis) is a kind of unfermented tea that retains the natural substance in fresh leaves to a great extent. It is regarded as the second most popular drink in the world besides water. In this paper, the phytochemistry, pharmacology, and toxicology of green tea are reviewed systematically and comprehensively. Key … datasheet fr9889