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- Grape seed extract (GSE) and oligomeric proanthocyanidins (OPCs) clearly possess remarkable antioxidant properties. 自由基是引起文明慢性病如心脏病、动脉硬化、心肌梗塞、糖尿病、白内障、癌症、肾脏病及肝病的元凶，抗氧化剂是对抗自由基的最有效成分，葡萄子萃取物是目前发现的作用最强的天然抗氧化剂之一。
- It is rich in oligomeric proanthocyanidins (OPC), a special class of water-soluble bioflavonoids. 它富含低聚物原花色素 （OPC）， 以及一种特殊水溶性生物类黄酮。
- Extraction and separation of oligomeric proanthocyanidins(OPC) from larch bark and quantitative (determination) of OPC has been carried out. 对落叶松树皮中的低聚原花青素进行了提取分离和含量测定。
- Keywords catalytic hydrogenolysis;Larix gmelini bark;oligomeric proanthocyanidin;polymeric proanthocyanidin;antioxidant activity;oxygen free radical;ESR spin trapping; 催化氢解反应;落叶松树皮;低聚原花青素;多聚原花青素;抗氧化活性;
- Oligomeric proanthocyanidin 低聚原花青素
- Keywords grape seed extract;proanthocyanidins;OPCs （oligomeric proanthocyanidins）;quality evaluating;assaying method; 葡萄籽提取物;原花青素;低聚原花青素;质量评价;检测方法;
- Keywords grape seeds;extraction;oligomeric proanthocyanidins;degree of polymerization; 葡萄籽;提取;低聚原花青素;聚合度;
- Keywords grape seeds;extraction;oligomeric proanthocyanidins;total polyphenolic content; 葡萄籽;提取;低聚原花青素;总酚含量;
- Proanthocyanidin is a effective natural free radical scavenger. 原花青素是一种天然有效的自由基清除剂。
- oligomeric proanthocyanidins 低聚原花青素
- The proanthocyanidin content in the ultrafine powder of grape seed was determined in n-butanol-HCl reaction medium. 以正丁醇-盐酸为铁盐催化法的反应介质,测定了葡萄籽超微粉中的原花青素含量。
- The results showed that contents of polyphenols and proanthocyanidin were positively connected to browning index. 研究表明,菠萝浓缩汁带皮加工过程中,总酚及原花青素含量与褐变指数是成正向相关的。
- The research showed a lot of functional ingredients such as anthocyanin, phenolic acid, polysaccharide, proanthocyanidin. 荔枝果核或果皮的萃取物具有抗氧化、抗炎症、抗诱变、预防糖尿病、降血脂以及其它生理功能。
- A great many proteins, especially enzymes, are oligomeric and consequently possess quaternary structure. 很多蛋白质尤其是酶类,是低聚物,因此拥有四级结构。
- Catechin is not only the main component of monomeric phenols in the grape seed polyphenols,but also the important material constituting proanthocyanidin. 儿茶素是葡萄籽多酚中单体的主要成分,又是构成原花青素的主要单体,福林肖卡法测定多酚时采用儿茶素作为对照物来表征葡萄籽多酚含量更准确。
- A great.many proteins, especially enzymes, are oligomeric and consequently possess quaternary structure. 很多蛋白质尤其是酶类,是低聚物,因此拥有四级结构。
- In the optimum conditions, the extraction of grape seed proanthocyanidin extract volume is 9.32 times of flooding to mention is the microwave-assisted extraction of 2.46-fold. 在最佳工艺条件下葡萄籽原花青素的提取量是水浸提的9.;32倍，是微波辅助提取法的2
- It's major ingredients are vitexin rhamnoside,Hyperoside and oligomeric procyanidins. 主要成份有牡荆素鼠李糖甙、金丝桃苷和低前聚氰定等。
- These data suggest that proanthocyanidin isolated from blueberry leaves may have potential usefulness as an anti-HCV compound by inhibiting viral replication. 上述研究显示，蓝莓叶原花青素可抑制HCV的复制，在抗HCV方面有着潜在的用途。
- Monomeric enzyme, oligomeric enzyme, multienzyme system and enzymatic molecular device are ideal model supramolecules. 单体酶、寡聚酶、多酶体系和酶分子机器是理想的天然模型超分子。
