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Resveratrol is a naturally occurring stilbene found in a limited number of unrelated plant species such as giant knotweed rhizome,grape,peanut or pine.

Res及其糖苷只存在于有限的植物之中，如虎杖、葡萄、花生、松树等。

For the enzyme extraction, with the ratio of enzyme/giant knotweed 1:500 at 50℃ for 90 min, the yield of resveratrol is two times more than that extracted by ethanol. For the microwave extraction with the ethanol content of 80%, the liquid ratio of 1:20, extracting by microwave for 60s at 510W, the yield of resveratrol is three times more than extracted by ethanol with enzymation 30 min by microwave for 10 s at 510 W.

酶法辅助提取白藜芦醇的适宜提取条件为：酶解温度为50℃、pH值为5.0、纤维素酶与虎杖粗粉质量配比为1：500、酶解时间为90 min，比传统乙醇提取法提取收率提高2倍；微波辅助醇提白藜芦醇的适宜提取条件为：以体积分数为80%的乙醇溶液为提取剂，料液质量比为1：20，在510 W功率下微波1.0 min，比传统乙醇提取法提取收率提高近3倍；利用酶微波结合提取白藜芦醇，酶解30 min， 510 W功率下微波10 s，提取收率提高3倍，缩短了提取时间，降低了生产成本。

ObjectivesThe objective of this research topic is to investigate the effective compound of Giant knotweed Rhizome against the anti-Friend Murine Acquired Immunodefiency Syndrome (Friend-MAIDS) of reservatrol in vivo and discuss its anti-viral mechanism.

目的 本课题研究的目的是通过体内实验，研究中药虎杖有效成分白藜芦醇的抗Friend型鼠艾滋病作用，并初步探讨其抗病毒作用的机理，为开发传统中药有效抗病毒单体，并应用于临床提供可靠的实验数据。

Results IC50 that catechin eliminated O(superscript - subscript 2) and OH was 6.16, 0.59 g/mL respectively, and the eliminating ability of catechin was much stronger than that of the extract from liquorice, rosemary, grape pip, giant knotweed and ginkgo leaf.

结果：儿茶素清除O(上标-下标 2)与OH的IC50分别为6.16，0.59μg/mL，明显优于甘草提取物、迷迭香提取物、葡萄籽提取物、虎杖提取物及银杏叶提取物。

Aim To observe changes of peroxisome proliferator activated receptor γ mRNA, ATP-binding cassette transporter A1 (ABCA1) mRNA and CD36 mRNA in foam cells which come from the peritoneal macrophage of apolipoprotein E knock out mice with giant knotweed rhizome, hawthorn and both of them, and discuss possible mechanism of anti-atherosclerosis on gene level.

目的 观察中药虎杖、山楂配伍对载脂蛋白E基因敲除小鼠巨噬细胞源性泡沫细胞内过氧化体增殖物激活型受体γ、三磷酸腺苷结合盒转运子A1及CD36 mRNA表达的影响，从基因水平探讨虎杖和山楂配伍对动脉粥样硬化泡沫细胞形成的干预机制。

On Lakers the season entered western finals, in the team had the kopeck such Son of Heaven giant star, this will make Sun Yue to learn many things.

湖人上赛季打进了西部决赛，队中拥有科比这样的天王巨星，这会令孙悦学到很多东西。

The mountain in the Sunda Strait, 130 kilometres west of Jakarta, formed after the giant Krakatoa eruption of 1883 that killed tens of thousands of people and was the largest explosion in recorded history.

山区在巽他海峡， 130公里的雅加达西部，之后形成的巨型喀拉喀托火山爆发的1883年即死亡，成千上万的人，并且是最大的爆炸中有记载的历史。

How could this happen to a giant submarine like Kursk ?

这场意外怎麼会发生在像科斯克号这样巨大的潜艇上？

Just now, as we edge our way through, you may have touched the giant, smooth and round stalagmite on the left unconsciously with your hand, I will tell you that is elephant's kyte instead of stalagmite.

子母象Child-Mother Elephant）刚才游客跟我侧身而过的时候，您的手可能不自觉地触摸了一下左侧光滑溜圆的巨型石笋，可那不是石笋，那是大象肚皮。

According to my friend the kids are very excited about the giant ladybird...

小朋友们都很喜欢那超大又可爱的瓢虫。。。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。