蒋佳成

竹叶提取物中富含黄酮化合物,以芦丁为对照，测量了竹叶提取物中的总黄酮含量，并对其抗氧化活性进行了测定，结果显示竹叶中总黄酮含量是0.0859 （mg/mL），竹叶黄酮对DPPH自由基的清除率为96.723%，以维生素C为阳性对照，0.2（mg/mL） 的竹叶黄酮相当于0.1230 （mg/mL）的维生素C的总还原能力，去除羟自由基能力与维生素C相似，表现出良好的抗氧化能力。

竹叶；黄酮；抗氧化性；DPPH；自由基

[1] KIMURA I, KAGAWA S, TSUNEKI H, 等. Multitasking bamboo leaf-derived compounds in prevention of infectious, inflammatory, atherosclerotic, metabolic, and neuropsychiatric diseases[J/OL]. Pharmacology & Therapeutics, 2022, 235: 108159[2024-01-31]. [2] LIN Y, COLLIER A C, LIU W, 等. The inhibitory effect of bamboo extract on the development of 7,12-dimethylbenz[a]anthracene (DMBA)-induced breast cancer[J/OL]. Phytotherapy Research, 2008, 22(11): 1440-1445[2024-01-31]. https://onlinelibrary.wiley.com/doi/full/10.1002/ptr.2439. [3] XIAO Z, ZHANG Q, DAI J, 等. Structural characterization, antioxidant and antimicrobial activity of water-soluble polysaccharides from bamboo (Phyllostachys pubescens Mazel) leaves[J/OL]. International Journal of Biological Macromolecules, 2020, 142: 432-442[2024-01-31]. [4] WANG L, HUANG G, HOU R, 等. Multi-omics reveals the positive leverage of plant secondary metabolites on the gut microbiota in a non-model mammal[J/OL]. Microbiome, 2021, 9(1): 1-15[2024-01-31]. https://microbiomejournal.biomedcentral.com/articles/10.1186/s40168-021-01142-6. [5] XIONG R G, WU S X, CHENG J, 等. Antioxidant Activities, Phenolic Compounds, and Sensory Acceptability of Kombucha-Fermented Beverages from Bamboo Leaf and Mulberry Leaf[J/OL]. Antioxidants 2023, Vol. 12, Page 1573, 2023, 12(8): 1573[2024-01-31]. https://www.mdpi.com/2076-3921/12/8/1573/htm. [6] LI H, CHEN Y, PENG Q, 等. Flavonoids from bamboo leaves improve the stability of unsaturated fatty acids in the lipids of walnut emulsions[J/OL]. Industrial Crops and Products, 2022, 178: 114609[2024-01-31]. [7] QIAN J, ZHU H, ZHANG J, 等. Separation and Purification of Bamboo Leaf Flavones by Polyvinylpolypyrrolidone Adsorption[J/OL]. Journal of Chromatographic Science, 2023, 61(9): 885-891[2024-01-31]. https://dx.doi.org/10.1093/chromsci/bmad027. [8] WANG L, BAI M, QIN Y, 等. Application of Ionic Liquid-Based Ultrasonic-Assisted Extraction of Flavonoids from Bamboo Leaves[J/OL]. Molecules 2018, Vol. 23, Page 2309, 2018, 23(9): 2309[2024-01-31]. https://www.mdpi.com/1420-3049/23/9/2309/htm. [9] QIAN J, GOU L, CHEN Y, 等. Enzymatic acylation of flavone isolated from extractive of bamboo leaves with oleic acid and antioxidant activity of acylated product[J/OL]. Engineering in Life Sciences, 2019, 19(1): 66-72[2024-01-31].

点击下载PDF