三糖

最后通过分子内SN2亲核反应法找到了一条高效构建N-糖链核心三糖的新路线，这也是迄今已报道的最简洁高效的路线。

A new highly convenient route for the core trisaccharide of N-glycans construction was found by the SN2 inversion method . And it is the most convenient route which has been reported until now .

本论文提供了一条高效构建该核心三糖的路线。

While this paper provides a route that constructs the core trisaccharide highly efficient . 1 .

温度、时间、PH值对酶法水解淀粉生产葡萄糖二糖三糖四糖生成量影响的研究

Study on Temperature , Time and PH Value 's Affection on the Volume Grown by Enzymatic Way to Hydrolyze Starch to Produce Glucose , Disaccharide , Trisaccharide and Tetrasaccharide

有些菌株对温度和pH值等环境条件的适应性强；有些菌株还有较强发酵利用松三糖、蜜二糖、棉子糖等糖的能力。

Some strains had high adaptability to environmental temperature and pH , and even , some of them had stronger capability of using melezitose , melibiose and raffinose , etc as carbon source .

糖抑制实验表明，只有棉籽糖和D-松三糖部分抑制GAL的凝血活性。

In a hemagglutination assay , D-Melezitose and Raffinose were the inhibitors of GAL among the sugars tested .

在负离子模式下对纤维三糖和纤维四糖进行电喷雾电离质谱（ESI-MS）分析。

Cellotriose and cellotetraose were analyzed by electron pray ionization mass spectrometry ( ESI-MS ) with negative ion mode .

GM3三糖衍生物的合成研究

Study on the Synthesis of GM3-Saccharide Analogs

分泌带有PGL-I末端三糖内影像的单克隆抗独特型抗体杂交瘤的建立

Development of Secreting Monoclonal Anti-idiotypic Antibodies That Bear the Internal Image of the Terminal Trisaccharide of PGL-I

结果与结论合成的两个双三糖链呋甾皂苷均为未见文献报道的新化合物，其结构经ESI-MS和13C-NMR确证，初步生物活性筛选结果表明化合物1具有一定的抗炎活性。

Results and conclusion The structures of these two novel compounds were confirmed by ESI-MS and 13C-NMR . The results of preliminary pharmacological research show that 1 present definite anti-inflammatory activity .

普鲁兰糖（pullulan）是出芽短梗霉在发酵过程中产生的次级代谢产物，是一种由a.（1.6）糖苷键连接麦芽三糖构成的线性分子，也是一种有广阔用途前景的多聚糖。

Pullulan is a kind of secondary metabolite producing by Aureobasidium pullulans . Pullulan is an unbranched homopolysaccharide which consists of maltotriose units with a - ( 1,6 ) - glucosidic bonds . Pullulan have extensive applying prospect in many fields .

激子手性方法用于三糖化合物的研究

The studies on Application of exciton chirality method to oligosaccharides

人工合成三糖抗原在结核病血清诊断中的初步评价

Evaluation of Tb NT P BSA antigen in the serodiagnosis of tuberculosis

三糖最重要的代表是来自于甜菜糖中的蜜三糖。

The most important representatives of trisaccharides are raffinose which occurs in sugar beet .

在合成三糖苯丙素苷的过程中，进行了相关的方法学研究：（1）发展了4,6-苄叉保护的葡萄糖受体的区域与立体选择性糖苷化反应的新方法。

The related methodologies for the synthesis of 3,6-branched phenylpropanoid glycosides were also investigated .

目的：筛选熟地黄中活性成分甘露三糖的最佳提取条件。

Objective : To optimize water extraction technology of manninotriose in Radix Rehmanniae Praeparata .

多数水解产物分子的大小在三糖以上。

The majority of molecular size is larger than those of trisaccharide in the hydrolysate .

麦芽三糖的制备与分析

Preparation and analysis of Maltotriose

碳源发酵实验表明：该菌株能发酵葡萄糖、海藻糖、松三糖、乙醇；

Laboratory tests also showed that the strain could ferment D-glucose , trehalose , melezitose and ethanol .

糖苷生物碱是由含氮的甾体生物碱骨架（称为糖苷配基）与一条寡糖链组成的糖苷，糖链一般为三糖或四糖。

These molecules have an oligosaccharide chain attached at the C3 position of the nitrogenous steroidal alkaloid backbone .

特种酵母生产法，选用能发酵单糖、双糖、麦芽糖等低分子糖和麦芽三糖等大分子糖类的酵母；

Specific yeast brewing method which could ferment the micromolecular sugars just like monose , diose and maltose and maltotriose etc.

该酶水解玉米芯木聚糖生成以木二糖、木三糖和木四糖为主的低聚木糖，薄层层析分析表明不含木糖，适合生产低聚木糖。

Xylose was not detected by TLC analysis , it was suggested that the xylanase was suitable for ( xylooligosaccharides ) production .

蔗糖化学&三糖和四糖合成的研究三相流态化结晶过程中颗粒浓度的轴向分布

Sucrose Chemistry : Studies on the Synthesis of Tri - and Tetra-Saccharides AXIAL DISTRIBUTIONS OF SUCROSE CRYSTALS IN A THREE PHASE FLUIDIZED BED

整个论文工作经四十余步反应合成得到54个化合物，其中1个五糖，2个三糖，13个二糖，38个单糖。

This thesis dealt with the synthesis of 54 compounds via more than 40 steps , including 1 pentasaccharide , 2 trisaccharides , 13 disaccharides and 38 monosaccharides .

可以利用包括鼠李糖、松三糖、甘露醇等在内的17种碳源，但只能对葡萄糖、麦芽糖、蔗糖、糊精和乙醇等少数几种碳源进行发酵产气；

It could utilize more than 17 different carbon sources , while it could just ferment few of them which including glucose , maltose , sucrose , et al .

方法自行配制了一种三糖铁尿素靛基质培养基，并与国家标准方法中三糖铁琼脂进行了对比试验。

Methods Compounded one kind of trisaccharide iron urea indol culture medium and the trisaccharide iron agar has carried on the contrast experiment with the national standard method in voluntarily .

通过对各成分产量变化的分析，将其中的纤维二糖、纤维三糖等低聚糖，以及葡萄糖等单糖的混合物归为活性纤维素，其相对产量呈现先升后降的趋势。

The compounds including oligosaccharides such as cellobiose and cellotriose , and monosaccharides such as glucose were regarded as active cellulose . The relative yield of active cellulose increased initially , followed by a decreasing trend .

在此条件下，寡聚半乳糖醛酸的得率大于54.3%，其中以二糖和三糖为主，得率分别为26.7%和27.6%。

Under these conditions , the yield of oligogalacturonic acids mainly with a degree of polymerization of ( DP ) 2 and 3 was more than 54.3 % , the yields of which were 26.7 % and 27.6 % , respectively .

加满满的三匙糖

Add 3 heaped teaspoons of sugar .

三梨糖醇对PE空间电荷和耐水树性能的影响

Effect of Sorbital on Space Charge Distribution and Resistance to Water Treeing in Polyethylene

乙烯-丙烯酸共聚物（EAA）和三梨糖醇在抑制聚乙烯的水树形成机理上有所不同。

Different mechanisms to inhibit water treeing were found for ethylene-acrylic acid ( EAA ) copolymer and sorbital .