1)oligochitosan低聚壳聚糖
1.Progress of study on preparation of oligochitosan and chitobiose by degrading chitosan;壳聚糖降解制备低聚壳聚糖和壳寡糖的研究进展
2.The use of element analysis、infrared spectroscopy and x-ray diffraction for characterization of oligochitosan are examined,it was found that,comparing with raw material,both the degree of deacetylation and nitrogen content of oligochitosan prepared by radiation degradation were remarkably increased.采用元素分析法、红外光谱法和X射线衍射法对制备的辐解低聚壳聚糖和外购的酶解低聚壳聚糖进行了分析,发现采用液态辐解法所制备寡糖样品的氮元素含量和脱乙酰度与原料相比都有明显增加。
3.The oligochitosan with molecular mass about 5000 was obtained by cellulase depolymerization with membrane technology within 5 h and the recovery rate .研究纤维素酶降解结合膜法制备低聚壳聚糖。
英文短句/例句
1.The oligochitosan and chitobiose, produced by degrading chitosan, have exhibited some particular physiological activities and function.壳聚糖降解制备的低聚壳聚糖和壳寡糖具有许多独特的生理活性。
2.Study on Preparation of Chitooligosaccharide by Photocatalysis and Cellulase;光催化和酶法制备低聚壳聚糖的研究
3.The oligochitosan produced by degrading chitosan, has exhibited some particular physiological activity and function.由壳聚糖降解制备的低聚壳聚糖具有许多独特的生理活性。
4.Metal-coordination Controlled Degradation of Chitosan and Utilization of Low Molecular Weight Chitosan;壳聚糖金属配位控制降解及低聚壳聚糖的应用研究
5.IN VITRO INVESTIGATION ON THEINTERACTIONS OF OLIGO-CHITOSAN WITH KERATIN低聚壳聚糖与角质层蛋白相互作用的体外研究
6.Preparation of Oligochitosan and Research on Membrane Separation Technology of Products低聚壳聚糖制备及产物的膜分离技术研究
7.Research on Antioxidant Properties of Derivative of Chitosan Oligosaccharide C_(60)C_(60)-低聚壳聚糖衍生物抗氧化性的研究
8.DPPH Scavenging Activity of Chitosan Oligosaccharide Zinc Complexes低聚壳聚糖Zn(Ⅱ)配合物清除DPPH活性的研究
9.Effects of Chitosan Treatment on Thylakoid Membrane Characters Characteristics in Rice Seedling Under Low Temperature低聚壳聚糖处理对低温胁迫下水稻幼苗类囊体膜特性的影响
10.Preparation and performance of low-molecular weight N, O-carboxymethyl-chitosan低聚N,O-羧甲基壳聚糖的制备与性能
11.Study on Xylooligosaccharide Production by Xylanase of ACCC30566 Strain of Chaetomium globosum球毛壳菌ACCC30566木聚糖酶生产低聚木糖的研究
12.Producing Chitooligosaccharides with Immobilized Chitosanase and Penicillium sp.ZD-Z1;固定化壳聚糖酶及产酶细胞制备壳低聚糖的研究
13.The low-molecular-weight water-soluble chitosans exhibit many unique biological activities.低聚水溶性壳聚糖具有许多独特的生理活性。
14.Progress in the production methods of chitosan and oligo-chitosan;壳聚糖及其低聚物制备方法的研究进展
15.Preparation, Characterization and Application of Chitooligosaccharide Grafted Copolymer壳低聚糖接枝共聚物的制备、表征及其应用
16.Study on Properties, Fractionation, and Immune Activity of Chitooligosaccharides;甲壳低聚糖性质、分级及免疫活性研究
17.The Preparation and Property of Low-molecular-weight Chitosan Sulfate;壳低聚糖硫酸盐的制备及其特性研究
18.The research progress on extraction of xylo-oligosaccharide from rice hull从稻壳中提取制备低聚木糖研究进展
相关短句/例句
Chitosan oligosaccharide低聚壳聚糖
1.N-benzylidene chitosan oligosaccharide (NBCOS) and O-2-hydroxypropyltrimethylammonium chloride chitosan oligosaccharide(OHCOS) were synthesized from chitosan oligosaccharide (COS).低聚壳聚糖(COS)经化学改性得到N-苯亚甲基壳聚糖(NBCOS)和O-2′-羟丙基三甲基氯化铵壳聚糖(OHCOS),对其结构进行表征。
2.O-carboxymethyl chitosan oligosaccharides,having various degrees of substitution(DS were 0.低聚壳聚糖经醚化得到O-羧甲基壳聚糖OA、OB和OC,取代度(DS)分别为0。
3.N,O-carboxymethyl chitosan oligosaccharides(NOA,NOB and NOC)with various degrees of substitution(DS) were prepared by the etherification of chitosan oligosaccharide and characterized by FTIR.低聚壳聚糖经醚化得到三种取代度不同的N,O-羧甲基壳聚糖(NOA、NOB和NOC),本文对其结构进行表征,考察了其对超氧阴离子自由基O2。
3)low molecular weight chitosan低聚壳聚糖
1.Effect of Mn (Ⅱ) on the degradation preparation of low molecular weight chitosan from chitosan;Mn(Ⅱ)对壳聚糖降解制备低聚壳聚糖的影响
2.The O ·- 2 scavenging activity of low molecular weight chitosan(LMC) and its complexes with Cu(Ⅱ), Co(Ⅱ), La(Ⅲ) was investigated.以 NBT/VB2 /蛋氨酸为 O· - 2 产生、检测体系 ,对自制低聚壳聚糖及其金属配合物进行了抗 O· - 2 活性研究 ,结果显示低聚壳聚糖及其金属配合物对 O· - 2 均具有明显的清除活性 。
3.Molecular weight of water soluble low molecular weight chitosan was determinated by GFC.红外光谱测试和理化实验结果表明，Ｃａ２＋与水溶性低聚壳聚糖发生了络合，络合反应的最佳条件是：温度２５℃，ｐＨ值９～１１，反应时间１５分钟。
4)chitooligosaccharide低聚壳聚糖
1.Preparation and anticancer activity of chitooligosaccharide porphyrins metallic complexes;低聚壳聚糖金属卟啉络合物的制备及抗肿瘤细胞活性研究
2.Study on Preparation of Chitooligosaccharide by Photocatalysis and Cellulase;光催化和酶法制备低聚壳聚糖的研究
3.Study on the Chitooligosaccharide on Rice低聚壳聚糖在水稻上的应用研究
5)low-molecular-weight chitosan低聚壳聚糖
1.The motivation for intending low-molecular-weight chitosan,the molecular of viscosity average was 1.00×104的低聚壳聚糖,模型优化所得的较优工艺参数:质量分数为4。
6)Oligo-Chitosan低聚壳聚糖
1.Study on Radiation Protection of Hemopoietic System of Oligo-Chitosan for Mice低聚壳聚糖对小鼠造血系统的辐射损伤防护作用研究
延伸阅读
壳聚糖 壳聚糖是甲壳素的脱乙酰化产物，又称可溶甲壳素、壳多糖、甲壳胺，是一种天然生物高分子聚合物，白色结品性扮末。有很强的吸湿性，仅次于甘油，高于聚乙二醇、山梨醇。在吸湿过程中，分子中的羟基、胺基等极性基团与水分子作用而水合，分子链逐渐膨胀，随着pH值的变化，分子够从球状胶束变成线状。具有很好成膜性、透气性和生物相容性。无毒，且可生物降解。 用作水溶性胶粘剂的增稠剂。
