查询词典 hexamethylene-tetramine

Chinese patent medicine ; Zilongjin ; hexamethylene bisacetamid ; cell cycle ; oncogenes ; genes ; tumor suppressor

中成药；紫龙金；环六亚甲基二己酰胺；细胞周期；癌基因；基因；肿瘤抑制

In this paper,we used hexamethylene bisacetamide as a inducer to induce human mucoepidermoid carcinoma cell line MEC-1 cells to differentiate in vitro and vivo.The nucleolus organizer regions was investigated by means of the argyrophil technique.

本实验以六亚甲基二乙酰胺作为分化诱导剂，对涎腺粘液表皮样癌MEC-1细胞进行了体内外诱导，并通过银染技术对对照组和HMBA诱导组癌细胞核内核仁组成区的数目、大小及分布特征进行了观察。

The formation of microemulsion system containing emulsifier,acrylamide,2-ethyltrimethyl ammonium chloride,sodium-2-acrylamido-2-methyl-propane-sulfonate and hexamethylene was studied.

对复配乳化剂(span+tw een)、丙烯酰胺、(2-甲基丙烯酰氧乙基)三甲基氯化铵、2-丙烯酰胺基-2-甲基丙磺酸钠和环己烷组成的微乳液体系进行了研究，研究了单体总质量浓度、AM摩尔含量和阴阳离子单体配比改变对形成微乳液需要的适宜H LB值和最小乳化剂用量的影响。

Ketimine, which is prepared by acetone and ethylene diamine or hexamethylene diamine was used as potential chain extender to improve the properties of aqueous polyurethane resin.

用丙酮分别和乙二胺、己二胺反应制备酮亚胺，并以其作为潜伏性扩链剂改善水性聚氨酯的性能。

Hexamethylene diamine, hexane diamineResearchers at the Brookhaven National Laboratory in Upton, New York, reported that something in cigarette smoke lowers the levels of an enzyme known as MAO B.

纽约厄普顿的布鲁克黑文国家实验室的研究人员报告说：卷烟烟雾中的某种物质减少了一种酶--也就是人们所知的单胺氧化酶b的含量。

Finally, Compared with the emission intensity of the films ,the film prepared by citric acide method is 73 precent of that prepared by hexamethylene tramine method. The quenching concentration of Eu3+ increased from 6% to 8% by Sol-gel method.

经过不同浓度的Eu~(3+)掺杂的发光性能检测表明，用溶胶—凝胶法制备Y_2O_3：Eu~(3+)时，掺杂浓度从常规高温固相法的6％提高到了8％。

When 45% methanol solution containing 0.5 mmol/L hexamethylene tetraamine was used as the pump carrier, the pump flow rate and output pressure achieved 0.58 mL/min and 0.79 MPa at 4950 V, respectively. By using the pump carrier as the mobile phase, benzene and naphthanlene were separated on baseline by the EFA system.

在4950 V的外加电压下，以含0.5 mmol/L六亚甲基四胺的45%甲醇溶液为泵载流，电渗泵的流量和输出压强分别为0.58 mL/min和0.79 MPa，以泵载流为流动相，该系统对苯和萘进行了反相色谱分离。

Objective To investigate the effects of the Chinese drug Zilongjin and hexamethylene bisacetamid on expression of oncogenes(c-ras,c-myc),and tumorsuppressor genes(Rb,p53,p21)of MGc803 cell in cell cycle.

目的 探讨中药紫龙金与环六亚甲基二己酰胺对人胃癌MGc80 3不同周期细胞癌基因c ras、c myc、抑癌基因Rb、p5 3、p2 1以及蛋白激酶PKC a基因表达的影响。方法采用Northernblot印迹法检测基因表达情况。

Hexamethylene diamine, hexane diaminesalt or ester of nitrous acid.

天门冬胺酸盐，天门冬胺酸酯一种天门冬胺酸盐或脂

Models of K562 cells inducing differentiation to lineages of megakaryocyte, erythrocyte and macrophagocyte were established with inducers TPA (tetradecanoylphorbol 13-acetate), Hu and HMBA respectively.

用Western blot检测以十四烷酸佛波醇-13－乙酯(tetradecanoylphorbol 13-acetate， TPA)、羟基脲(hydooxyurea， Hu)及六甲基双乙酰胺(hexamethylene bisacetamide， HMBA)为诱导剂分别诱导K562细胞向巨核细胞系、红细胞系及巨噬细胞系分化时bcl-6表达变化，用PCR、克隆、直接DNA测序方法分析bcl-6基因5'调控区序列变异情况。

Now, however, all children continue in "comprehensive" schools, and the eleven-plus determines which courses of study the child will follow.

然而现在，所有的孩子都要在综合学校继续学习，所以这次考试只是决定他们将要学习哪些课程。

Cultivatable land , and led to a general recognition that development must not be carried at the cost of agriculture .

城区的迅速扩大在很多情况下侵占了宝贵的可耕地，使人们普遍认识到发展不能以牺牲农业为代价。