糖甙

Because of the tremendous increase in the incidence of antibiotic-resistant infections in recent years — especially enterococci that are resistant to penicillins, ancomycin, and aminoglycosides — prior AHA guidelines that recommended these antibiotics for prophylaxis are no longer alid.

因为近些年抗生素耐药性感染的发生率大幅增加－特别是肠球菌耐药的青霉素、万古霉素和氨基糖甙类－先前推荐用这些药物进行预防的AHA指南已不适用。

A new compound has been isolated from the Laurencia majuscule Lucas, it"s structure was determined by IR, MS,"HNMR, 13CNMR, clemently analysis.The compound is P -d-Arabinoside, 1-O-hexadecyl.

从采自西沙群岛的略大凹顶藻乙醇提取液的乙酸乙酯部分分离出了一个化合物，经IR、MS、~1HNMR、~(13)CNMR、元素分析等方法鉴定为一个新化合物：β-十六烷基-D-阿拉伯糖甙。

Streptomycin is an Aminoglycosides antibiotics.It is effective to treat cow mastitis, infectious coryza and endometritis, and is frequently added into feeds for the prevention or treatments of animal diseases.

链霉素是一种氨基糖甙类抗生素，在医学上由于其存在严重的耳及肾毒性，已被其它新药所取代。

Methods Total glycosides were extracted from soybean hypocotyl,then detected with high-performance liquid chromatography.

从大豆胚轴提取总糖甙，高效液相色谱法分析其有效成分。

It can be consumed in rather large doses for an extended period of time.

这些银杏黄酮－糖甙成分具有强大的抗氧化与自由基能力，因此长期畅销。

In Chapter 1, eleven glycosides (six oleanolic acid saponins, five hederagenin glycosides) were isolated from Decaisnea fargesii Franch.

第一章从木通科猫儿屎植物中分离，鉴定了十一个三萜糖甙化合物，其中六个为齐墩果酸甙，五个为常春藤甙。

Now we don't know how aminoglycoside antibiotics damages hair cells, but there are some theories about it, such as:(1)AmAn affects the transformation among phosphoinositoln, inositol- 3-phophate and glycerine-2-acyl, also, it can cause the change of Ca2+ concentration in endocellular.

氨基糖甙类抗生素(aminoglycoside antibiotics， AmAn)损伤毛细胞的机制尚不清楚，但有以下几种学说：(1)影响了磷酸肌醇、三磷酸肌醇、二脂酰甘油间转化从而导致细胞内钙离子浓度的变化；(2)抑制G蛋白和鸟氨酸脱羧酶活性；(3)氨基糖甙类抗生素能引起内耳毛细胞的凋亡。

China rich Blueberry anthocyanins, Blueberry anthocyanins material in the pigment, anthocyanin mainly-2-glucosidase, anthocyanins-3-xylosidase, anthocyanins-3-Fu-glucoside, flowers Green-2-rhamnoside, D.-3-rhamnoside, D.-5-glucosidase, 3-o-original flower-Chui, Malvaceae pigment 3, 5-and two glucosidation 3, 3-such as stripping the original flower.

中国越橘富含花青素，越橘花青素重的色素物质，主要为花青素-2-葡萄糖苷、花青素-3-木糖苷、花青素-3-半乳糖苷、花青素-2-鼠李糖苷、翠雀花-3-鼠李糖苷、翠雀花-5-葡萄糖苷、3-O-酰原花翠素、锦葵色素-3，5-二糖甙和3，3-二-酰原花萃素等。

With this set of criteria, the literatures published 3—O—L—rhamnosyl—(1→2/1→4)—L— rhamnoside, 3—O -D—xylosyl—(1→2/1→4)-L-rhamnoside and 3-O-D — glucosyl-(1 →2/1→4)—L— rhamnoside structures of anhydroicaritin and desmethylanhydroicaritin were re-evaluated.

本文以上述双糖1→2连接的光谱标准，对文献报道的脱水淫羊藿素和去甲脱水淫羊藿素3—O—L一鼠李糖—(1→2或1→4)—L—鼠李糖甙、3—O—D—木糖—(1→2或1→4)—L—鼠李糖甙及3—O—D—葡萄糖—(1→2或1→4)—L—鼠李糖甙类化合物的结构进行了重新评价。

However, the superheating effect may also result in the degradation of thermolabile compounds. Both the data of calculated activation energy and the results of experiments indicated that quercetin glycosides degraded under the high temperature caused by microwave irradiation.

首次从理论和实验两方面研究了微波加热对以槲皮素为甙元的黄酮甙的稳定性的影响，计算得到的活化能数据和实验结果均显示微波加热产生的高温可导致槲皮素糖甙发生分解。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。