Flavonol相关论文
More and more attention has been paid to natural flavonols,a class of natural flavonoids,which widely exist in medicinal......
Flavonol and flavone profiles in pomegranate (Punica granatum L.) peel of different cultivars during
The pomegranate (Punica granatum L.) is considered to be one of the oldest known edible fruits.For thousand of years, ma......
Hepatitis B virus(HBV)infection is one of the most serious and prevalent viral diseases in the world.Although several an......
Isolation and characterization of cDNAs encoding leucoanthocyanidin reductase and anthocyanidin redu
Proanthocyanidins (PAs) contribute to poplar defense mechanisms against biotic and abiotic stresses.Transcripts of PA bi......
5-Aminolevulinic acid (ALA),a new plant growth regulator,can inhibit stomatal closure by reducing H2O2 accumulation in g......
Antidiabetic and in vitro antioxidant potential of Hybanthus enneaspermus (Linn) F. Muell in strepto
Objective: To evaluate antidiabetic and antioxidant potential of Hybanthus enneaspermus in different models. Methods: Th......
Flavonols have been demonstrated to play many important roles in plant growth,development,and communication with other o......
Variation in Antioxidants, Bioactive Compounds and Antioxidant Capacity in Germinated and Ungerminat
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
A new flavonol glycoside, named neosmitilbin was isolated form the rhizome of Smilax glabra. Its structure and absolute ......
本研究旨在为通过遗传途径改良植物黄酮醇生物合成、植物生长发育及作物抗性提供重要的理论基础。本研究论述了黄酮醇基本生物合成......
目的以异黄烷酮为原料,探索顺式及反式异黄烷-3,4-二醇类化合物的合成路线。方法从商业易得的大豆素出发,通过还原α,β不饱和酮、......
本实验以赤霞珠葡萄果实为试材，研究了UV-B照射对采后葡萄果实品质和黄酮醇积累的影响。结果表明，采后适当剂量UV-B照射葡萄果实可在......
以3，5-二羟基苯甲酸和间苯二酚为原料，分别经酯化、乙酰化、甲氧甲氧基保护或甲基化、酰肼化、氧化、醛酮缩合、环化、Algar—Flynn-......
对2年生银杏（Ginkgo biloba L.)苗进行遮荫和光膜处理，测定光合速率及碳水化合物，银杏黄酮苷与萜类内酯的含量。光合速率在自然光下测......
目的分离鉴定贯叶连翘(Hypericum perforatum L.)的化学成分.方法通过硅胶柱色谱,sephadex LH-20分离纯化,根据理化常数和光谱分析......
用ＲＰＨＰＬＣ法分离并测定了红花中３种黄酮醇类化合物芦丁（Ｉ）、槲皮素（Ｉ）和山萘酚（ＩＩ）。以大豆甙元为内标物，分析柱ＹＷＧＣ１８（２５ｃｍ×４６ｍｍＩＤ，１０μｍ），甲醇—水—磷酸（４８５∶５１５∶......
为了研究岗松的化学成分，采用硅胶、聚酰胺柱层析色谱和重结晶的方法对化合物进行分离纯化，通过理化性质和波谱技术鉴定化合物结构。......
A new kaempferol glycoside, named kaempferol 3-O-[6'-O-β-D-glucopyranosyl-6''-O-α-L-rhamnopy ranosyl-2'......
山柰酚甲基化衍生物具有抗炎、抗动脉粥样硬化以及诱导脂肪细胞凋亡等多种生物活性,但植物含量较少。以资源丰富的山柰酚为原料,经......
Variation in Antioxidants, Bioactive Compounds and Antioxidant Capacity in Germinated and Ungerminat
Present study was conducted to characterise ten rice (Oryza sativa L.) cultivars viz. IET-23466, Dhan-201, IET-23448, MA......
以大金星、大红、敞口、大旺和野生山楂叶片为试材，测定其不同发育时期黄酮含量及相关酶活性的变化。结果表明，大金星等4个品种和野......
利用甲醇从绿豆皮中提取出天然抗氧化成分 -黄酮类物质 ,实验结果表明提取条件在甲醇浓度为 75% ,回流提取 2h ,黄酮得率最高 ,为......
从中国沙棘Ｈｉｐｐｏｐｈａｅ ｒｈａｍｎｏｉｄｅｓ Ｌ．ｓｕｂｓｐ．ｓｉｎｅｎｓｉｓ Ｒｏｕｓｉ果实中分到３种黄酮化合物，经光谱法和化学反应分别鉴定为槲皮素，山奈酚和芦丁。......
Antidiabetic and in vitro antioxidant potential of Hybanthus enneaspermus(Linn) F.Muell in streptozo
Objective:To evaluate antidiabetic and antioxidant potential of Hybanthus enneaspermus in different models.Methods:The o......
本文对杂交狼尾草、柳枝稷、芦竹及象草这4 种能源草的整株、茎和叶中的黄酮类物质总量进行了定量分析,并利用高效液相色谱质谱联......
从构树果实中分离提取了一种水溶性桔红色素 ,其紫外吸收特征峰为 2 6 6 nm,2 0 5nm,4 84 nm。色价吸光度 E1%1cm4 84 ≥ 2 3.4。......
从连香树（CercidiphyllumjaponicumSieb.etZucc.）树皮中分离到8个化合物。其中7个为黄酮醇，l个为酚酸类成分。经理化测定和波谱解析，分......
脱脂后的油茶籽粕含有活性成分黄酮醇。通过70%甲醇回流提取,经2 mol/L盐酸水解后分离沉淀,再经丙酮萃取,获得油茶黄酮醇,得率2. 1......
Flavonoids are a group of natural compounds in plants with versatile health benefits for humans. Grapes are a dietary so......
Flavonoids are a group of natural compounds in plants with versatile health benefits for humans. Grapes are a dietary so......
Background: Walnut consumption may reduce the risk of cardiovascular disease by providing antioxidant protection to low ......
目的：本文通过汇总研究甘草成分的报道,系统整理甘草所含成分,并进行归类、分析和评价.方法：计算机检索中国知网（CNKI）、万方（WanfangDa......
