修饰剂
- 名modifier;dressing agent
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结论以mPEG1为修饰剂,在底物保护下的Cp修饰能在消除抗原性的同时,获得仍具较高酶活力的修饰酶。
Conclusion When mPEG_1 as the modifier and in present of ATEE , the antigenicity of Cp was completely eliminated , and the enzymic activities were still higher .
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结果表明,采用酸性氨基酸作为表面修饰剂和酸试剂可获得颗粒较均匀、粒径50-100nm的球形纳米硫粒子。
The results show that , the acidic amino acids acted better in the preparation of nano sulfur . It served as the surface modifier and the acid reagent . The produced nano sulfur had a spherical morphology with uniform particle size ( 50-100 nm ) . 2 .
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研究发现经表面修饰剂修饰后,ZnO量子点的发光强度或发光峰位发生了改变。
The intensity or position of the photoluminescence peak changes after surface modification .
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人血SOD分别经右旋糖苷及聚蔗糖两种修饰剂共价修饰后,仍保留其紫外、荧光吸收特性及SOD的酶活性。
The modified hSOD still remains native SOD activity with similar characteristics of ultraviolet and fluorescent absorption .
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若干化学修饰剂对PLA2酶活力的影响
The Effects of Some Chemical Modifier on the Enzymatic activity of PLA_2
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为进一步阐明大肠杆菌AE109青霉素G酰化酶(PA,E.C.3.5.1.11)的结构与功能关系,研究了数种修饰剂对酶活性的影响;
In order to elucidate the structure-function relationship of Penicillin G acylase ( PA , E.G.3.5.1.11 ) from E.
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修饰剂对PbS纳米微粒摩擦学性能的影响
Effect of Modification Agent on the Tribological Behaviour of PbS Nanoparticles
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目的研究化学修饰剂对N乙酰氨基葡萄糖转移酶Ⅲ和Ⅴ活性的影响以探讨这两种酶的必需基团。
Objective : The effects of the chemical modifiers on N acetylglucosaminyltransferase ( GnT ) ⅲ and V activities were studied to learn the essential groups of the enzymes .
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为微生物DNA制剂作为生物反应修饰剂(BRM)应用于抗肿瘤免疫提供了科学依据。
These provide scientific evidence that microbial DNA preparation as BRM can be applied in antitumous immunotherapy .
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通过红外光谱,元素分析,核磁共振氢谱,透射电镜(TEM)等现代实验方法测定了表面修饰剂及表面修饰纳米微粒的结构。
Structures of surface modifiers and the surface modified nanoparticles were characterized by elemental analysis , IR , ~ 1HNMR and TEM .
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同时,ZnO量子点的绿光发射的荧光寿命均发生缩短,这进一步验证了修饰剂的作用,说明量子点的表面态发生改变,导致量子点发光路径的改变,使其荧光寿命缩短。
Meanwhile , the fluorescent lifetime of green emission reduces , which proves surface state of ZnO QDs is modified due to the functionalization .
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在一定温度下的水溶液中,以硫酸铜为前驱体,抗坏血酸(Vc)为还原剂,加入适量修饰剂,进行了粒径、形貌可控的纯铜纳米粒子的合成。
Size-and shape-controlled phase pure Cu nanoparticles were hydrothermally synthesized from copper sulfate pentahydrate with ascorbic acid as reductant and surfactants as modifiers at a low temperature in aqueous solution .
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研究了一种以丁二酮肟(C4H8N2O2,DMG)为修饰剂的碳糊化学修饰电极(CME)。
A kind of carbon paste chemically modified electrode using dimethylglyoxime as modified chemical was studied .
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本文用各种化学修饰剂对脱卤酶YL、109和H-2进行化学修饰。
Chemical modification reactions of dehalogenase YL , 109 and H-2 were carried out by various reagents .
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目的研究巯基修饰剂BSO对胶质瘤细胞GSH含量的修饰作用和放射增敏作用。
Objective To observe the effect of buthionine sulfoximine ( BSO ) on glutathione ( GSH ) content and radiosensitvity of glioma cells .
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研究了温度、原料配比和修饰剂等对纳米Pd颗粒的形貌、粒径、钯含量和分散性的影响,得到优选的实验条件。
The effects of temperature , ligand and ratio of palladium to ligand on morphology , diameter , palladium content , and dispersion ability of the hydrophobic palladium nanoparticles in the base liquid are discussed .
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在油溶性纳米MoS2的合成中,表面修饰剂的选择最为关键。
Selection of appropriate Surface-modifying material is a key factor to synthesis of oil-soluble molybdenum disulfide nanoparticles .
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本研究利用合适的表面修饰剂,在脉冲激光的作用下,使其对纳米金属颗粒(In、Cu)进行原位表面修饰,并组装成具有一定形状的纳米材料。
In-situ modified nanoparticles In and Cu with suit surface-modification agent which came into being assembled materials were successfully prepared by the method which is Pulsed Laser Ablation at the Interface of Target Submerged in Flowing Liquid ( PLA & IT / SFL ) .
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结果表明,样品CdS半导体纳米晶是由无机纳米核及其表面化学吸附的硫醇组成的,而且壳层有机修饰剂对无机纳米核的尺寸和光学性质影响很大。
The results showed these as-prepared samples consisting of a nano-CdS core and a capped-layer of thiols chemically absorbed on the surface , and the modifiers had a great effect on the size and optical property of the inorganic nano-core .
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过滤检测的方法十分灵敏,在对环境污染物监测以及定量分析方面存在潜在应用。2、研究了聚二甲基硅氧烷(PDMS)作为SERS基底的修饰剂对有机污染物的富集效果。
The substrates are sensitive and the flow-through method has potential application in monitoring pollutants . 2 、 We investigated the enrichment effect of polydimethylsiloxane ( PDMS ) for organic pollutants as the SERS substrate functional agent .
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在分析气凝胶干燥开裂的原因后,以三甲基氯硅烷(TMCS)为表面修饰剂,正己烷为干燥介质的表面改性工艺,一定程度控制了气凝胶的干燥收缩和开裂。
Silica aerogel crazing was analyzed and some improvements were made using TMCS surface modification technique together with the drying media of normal-hexane to control the crazing .
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UV-Vis和荧光光谱的测试表明:以含有修饰剂的无水乙醇作为流动相,可得到良好荧光性能的氧化铽乙醇溶胶,而环己酮与醋酸乙酯均不适合作为该体系的流动相;
The UV-Vis and fluorescence spectroscopy results reveal that anhydrous ethanol with coordination agents is the best mobile phase , which is efficient for the fluorescence properties of terbium oxide organic colloids , and cyclohexanone and ethyl acetate are found to be not suitable for this system ;
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4种蛋白质修饰剂NBS、DEPC、BDE和pCMB的处理,使叶片的Ch1荧光参数发生了与活性氧作用相类似的变化,尤以精氨酸残基修饰剂BDE的影响较为显著。
Treatment of four protein modifiers , NBS , DEPC , BDE and pCMB , also exhibited the similar changes of fluorescence parameters . More evident change was caused by BDE , an Arg-modifier of protein .
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应用多种化学修饰剂对假单孢菌G62产生的碱性木聚糖酶A(XynA)进行了修饰.研究了不同培养条件下的产耐碱性木聚糖酶的情况。
Many modifiers were used to react with alkaline xylanase ( XynA ) . Different conditions which may have effects on alkaline xylanase production were studied .
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由于表面修饰剂油酸与LaF3纳米粒子表面之间发生化学键合作用,使得油酸修饰LaF3纳米粒子在苯及润滑油中的分散性明显提高。
Because of the modification agent OA reacted chemically with the LaF_3 nanoparticles , the dispersion capacity of OA capped LaF_3 nanoparticles in benzene and lubrication oil was improved effectively .
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乙丙昔罗(efaproxiral,RSR13)是一种合成的血红蛋白变构修饰剂,通过增加与血红蛋白结合的氧的释放,提高缺血组织中的氧,可作为肿瘤治疗的放疗增敏剂。
Efaproxiral ( RSR13 ) is a synthetic allosteric modifier of hemoglobin acting as increasing the release of oxygen from hemoglobin and enhancing the diffusion of oxygen from blood to tissues .
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以十八烷氧基二硫代磷酸吡啶盐(PyDDP)为表面修饰剂,钼酸钠、硫化钠、稀硫酸、盐酸羟胺为原料,合成了PyDDP修饰的MoS2纳米微粒。
Using pyridine dialkyldithiophasphate ( PyDDP ) as the surface modifying reagent , nano-molybdenum disulfide ( MoS2 ) particles are synthesized with sodium molybdenum acid , sodium sulfide , sulfuric acid and hydroxylamine as raw materials .
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两种修饰剂修饰的表面对水的静态接触角均超过150o,这可能与低表面能材料和表面粗糙结构有关。
The static contact angles ( CAs ) for water on both of the modified surfaces were larger than 150o , which was closely related to the chemical modification and rough structure of the surfaces .
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癌症治疗中化学修饰剂的研究展望
The prospects for the research on chemical modifiers of cancer treatment
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表面修饰剂对制备超细聚磷酸铵的影响
Effect of Surface Finishing Compound on Preparation of Extra-fine Ammonium Polyphosphate