InChI key
XMOCLSLCDHWDHP-IUODEOHRSA-N
SMILES string
O[C@@H]1Cc2c(O)cc(O)cc2O[C@@H]1c3cc(O)c(O)c(O)c3
InChI
1S/C15H14O7/c16-7-3-9(17)8-5-12(20)15(22-13(8)4-7)6-1-10(18)14(21)11(19)2-6/h1-4,12,15-21H,5H2/t12-,15-/m1/s1
biological source
green tea
assay
≥95% (HPLC)
application(s)
metabolomics
vitamins, nutraceuticals, and natural products
storage temp.
2-8°C
Quality Level
Gene Information
human ... CYP1A2(1544)
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General description
(−)-表没食子儿茶素是绿茶中最主要的儿茶素成分之一,也是含量最丰富(~20%)的一种,具有抗氧化特性。
Application
(−)-表没食子儿茶素(EGC)已用于:
- 作为高效液相色谱(HPLC)分析的参考标准品
- 分析其对α-淀粉酶和α-葡糖苷酶的抑制作用,以便控制糖尿病的餐后高血糖
- 在细胞活力检测中检查其对鼠类胰腺β-细胞的抗铁死亡和铁毒性的保护作用
- 评估其对长期急性和慢性降植烷诱导关节炎的潜在抗炎影响
- 处理怀孕和哺乳小鼠,研究其对体外血管生成、增殖和内皮细胞迁移的影响
- 根据CD4+(分化簇4)和CD8+(分化簇8)细胞数量,评估其对怀孕和哺乳小鼠脾脏的影响
Biochem/physiol Actions
(−)-表没食子儿茶素(EGC)已证明可用作抗癌剂,对人乳腺癌细胞MCF-7中heregulin-b1(HRG)诱导的迁移/侵袭具有抑制作用。它也对单纯疱疹病毒具有强抗病毒活性。
绿茶多酚。抗癌剂。抗氧化活性低于 EGCG。
存储类别
11 - Combustible Solids
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
Evaluation of alpha-amylase and alpha-glucosidase inhibitory activity of flavonoids
Gu C, et al.,
International Journal of Food and Nutrition Science, 2(6), 1-6 (2015)
Anna Leichsenring et al.
PloS one, 11(3), e0152518-e0152518 (2016-03-31)
Rheumatoid arthritis (RA)--a widespread chronic inflammatory disease in industrialized countries--is characterized by a persistent and progressive joint destruction. The chronic pro-inflammatory state results from a mutual activation of the innate and the adaptive immune system, while the exact pathogenesis mechanism
Robert Zdanowski et al.
Central-European journal of immunology, 42(1), 17-23 (2017-07-07)
Angiogenesis plays an important role in many physiological processes, among them the formation of tissues and organs during embryogenesis. A lot of medicinal plants exhibit angiomodulatory properties. This creates the need for a thorough check of whether the plant extracts
Yukihiro Kushima et al.
Biological & pharmaceutical bulletin, 32(5), 899-904 (2009-05-08)
Migration/invasion is involved in the multiple steps of metastasis, resulting in a poor prognosis of breast cancer. (-)-Epigallocatechin-3-gallate (EGCG) in green tea inhibits the metastasis of some cancer cell lines. Cell migration/invasion assays using Boyden chambers demonstrated that (-)-epigallocatechin (EGC)
Green Tea (Camellia sinensis) and its antioxidant property: A review
Vishnoi H, et al.,
International Journal of Pharma Sciences and Research, 9(5), 1723-1736 (2018)
商品
Antioxidants protect biological systems from oxidative damage produced by oxygen-containing free radicals and from redoxactive transition metal ions such as iron, copper, and cadmium.
抗氧化剂可保护生物系统免受含氧自由基和氧化还原过渡金属离子(如铁、铜和镉)引起的氧化损伤。
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