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precursor相关的网络例句

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Syntheses of Grignard precursor, N - tert -butyl-4-chloro-piperidine, were accomplished via transamination with a quaternary ammonium piperidone or via addition of methylmagnesium chloride to an iminium ion.

氏体合成, N-叔丁基-4-氯哌啶、出自同一个经转氨酶哌季铵盐或透过增设methylmagnesium亚胺离子的氯化物。

Differentially expressed protein spots were identified by Tandem MS as RNA binding protein regulatory subunit, Proteasome subunit beta type 7 precursor, and Translationally controlled tumor protein.

进一步选择了3个组间差异表达蛋白点进行串联质谱分析,分别鉴定为RNA结合蛋白调节亚基、蛋白酶体β亚基7型前体和翻译调控肿瘤蛋白。

Taking 2,4,6-triaminopyrinide as triamine monomer, polyimide foams with cross-linked structures were prepared by foaming poly precursor powders.

以2,4,6-三氨基嘧啶为三胺单体,经由聚酯铵盐前体粉末发泡合成了具有交联结构的聚酰亚胺泡沫。

Bz-Arg-Gly-Asp-(NH2)2 , a precursor tripeptide of RGD wassynthesized by a combination of chemical and enzymatic methodsin this study.

因此,含RGD 的多肽或化合物有望治疗一些疾病,因而该类肽的合成研究成为药物设计的新靶点。

The source and formation mechanism of methyl carbamate in liquor covered the followings:①methyl carbamate formed by spontaneous chemical reaction of carbamide and methanol in fermented and undistilled alcoholic beverage;②in alcohol produced by grains as raw materials, cyanide precursor of grains formed into cyanate during fermentation and distillation, which further developed into methyl carbamate in alcohol.

白酒中氨基甲酸甲酯的来源和形成机理主要有:①在已发酵的和未蒸馏的酒精饮料中尿素和甲醇自发的化学反应生成氨基甲酸甲酯;②以谷物为原料生产的酒精中,氨基甲酸甲酯形成的途径来源于谷物的氰化物前体在发酵和蒸馏时反应形成的氰酸盐,氰酸盐在酒精中转化为氨基甲酸甲酯。

MAS precursor powders were uniaxially pressed at 100 MPa employing a lubricated steel cylindrical mold. After sintering at 1450℃ for 2 hours, Single-phase cordierite ceramic is prepared, and its relative density is 95.1%.

以硫酸铝、硝酸镁和硅溶胶为原料,采用溶胶-凝胶法,制得MAS先驱体粉末,XRD表明,该粉末经1300℃的热处理后,完全转变为堇青石。

Furthermore, preliminary work also performed to examine whether PI3K/AKT signal transduction pathway was activated in the process of refractory leukemia development. Materials and methods An immortalized human bone marrow stromal cell line, HS-5, was introduced to establish a bi-phase culture system for the cultivation of B-lineage precursor leukemia cells. ELISA and RT-PCR were used to investigate the expression of VEGF and its receptors in the leukemia cell lines and primary childhood leukemia cells in different treated groups. Flow cytometory method and immunofluorescent staining were employed to examine the apoptosis signals both in the VP16 treated and untreated leukemia cells. Western blot was utilized to explore the PI3K/AKT activated status in the drug induced or uninduced leukemia cells and lymphocytes from healthy donors.

材料和方法使用来源于人类骨髓基质细胞的细胞株HS-5作为滋养层细胞进行急性淋巴细胞性白血病细胞的体外培养,通过细胞生物学和免疫学方法评估培养体系并鉴定出难治性白血病细胞克隆;以ELISA和RT-PCR方法检测急性白血病细胞株和患儿白血病细胞VEGF及其受体的表达,了解不同治疗阶段VEGF及其受体的表达状况,并结合临床指标进行分析,明确VEGF及其受体在白血病发生过程中的作用;流式细胞仪和免疫荧光染色法对正常健康儿童、初发白血病患儿、复发白血病患儿及缓解后患儿进行凋亡因子检测和分析,初步阐明难治性白血病抗凋亡形成的原因;蛋白印记分析检测PI3K/AKT信号传导通路在健康儿童、初发白血病和复发白血病患儿的表达,初步了解难治性白血病形成的分子生物学机制。

Aim: To study the effects of angiotensin receptor antaganist-valsartan on vascular hypertrophy、vasomotion function and aorta vascular smooth muscle cell EGF precursor mRNA expression in spontaneously hypertensive rats.

目的:本文探讨血管紧张素受体拮抗剂-缬沙坦对自发性高血压大鼠血管结构、功能以及主动脉血管平滑肌表皮生长因子前体 mRNA表达的影响。

The structures and properties of the precursor polymer of poly(2,5-thienylene vinylene) synthesized in water or in methanol-water mixture were studied.

对在水和甲醇-水混合介质中合成的聚噻吩乙炔前聚物的结构和性能进行了研究。

Poly(2,5-didodecyloxy-p-phenylene vinylene) was prepared through chlorine precursor route followed by the thermal teratment.

采用含氯的前聚物路线合成了聚(2,5-二对苯乙炔)的前聚物,经热处理得到了具有共轭结构的聚合物。

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Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

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