查询词典 isothiocyanate

Was bounded to 4-(2-aminoethylphenol), followed by labeling the 911-Tyr with fluorescein-5-isothiocyanate at the secondary amino group. High-performance size-exclusion chromatography , ultraviolet/visible spectroscopy and nuclear magnetic resonance spectroscopy demonstrated the binding of tyramine to 911 and the labeling of FITC to 911-Tyr respectively.

911抗HIV-1分子作用机制的研究利用表面等离子体共振生物传感器与流式细胞仪研究了海洋硫酸多糖911在抑制HIV-1粘附与进入宿主细胞过程中与两个潜在重要靶点（HIV-1外被膜糖蛋白rgp120及宿主细胞CD4受体）的相互作用。

Effects of four insecticides on intestinal mucosa permeability of the wolf spider were studied by exposing spiders to insecticides and then measuring the concentration of fluorescein isothiocyanate-dextran in the spiders'blood. The results showed that FITC-D concentrations of the test groups were much more than that of the control group.

采用异硫氰酸荧光素-葡聚糖作为示踪物质，通过检测拟环纹豹蛛血液内的荧光素浓度，研究了两种生物源杀虫剂和两种化学源杀虫剂对拟环纹豹蛛肠黏膜通透性的影响。

Eight novel N,N′-naphthalene acyl substituted aromatic acylamino thiocarbamides(Ⅱ1~Ⅱ8) were synthesized from aryl acylhydrazine and α-naphthalene acyl isothiocyanate, which was obtained by the reaction of potassium thiocyanate with α-naphthalene acyl chloride obtained from 2-naphthylacetic acid and thionyl chloride in anhydrous benzene.

通过α-萘乙酸和SOCl2在无水苯中反应制得α-萘乙酰氯，与硫氰酸钾反应生成α-萘乙酰基异硫氰酸酯，再与芳基酰肼进行加成反应，合成8种新型N，N′-萘乙酰基取代芳乙酰胺基硫脲类化合物(Ⅱ1～Ⅱ8)。

RT-PCR amplification of ginseng β-amyrin synthase gene was successfully performed based on the total RNAs extracted from ginseng hairy roots induced by Agrobacterium rhizogenes A4 using a modified guanidine isothiocyanate-method.

以发根农杆菌A4菌株诱导的人参发根为材料，用改良的异硫氰酸胍法提取总RNA，得到了纯度好的完整的总RNA。

objective effects of plant tannins,chebulinic acid and tellimagrandin i on chemically induced hemoglobin synthesis in k562 cells were investigated.methods the hemoglobin synthesis situation was assayed with benzidine staining.erythroid antigens glycophorin a expression on the surface of k562 cells was labeled by direct immunofluorescence using fluorescein isothiocyanate-conjugated anti-gpa antibodies.then flow cytometric analysis was performed to detect gpa expression levels on surface of the cells.results both chebulinic acid and tellimagrandin i could inhibit the hemoglobin synthesis of butyric acid and hemin-treated k562 cells in a concentration-dependant manner.however,the ba-induced k562 cells were more sensitive to two tannins than heroin-induced cells.conclusion chebulinic acid and tellimagrandin i have inhibitory effect on the erythroid differentiation.

目的 研究可水解单宁诃子酸和特里马素i对氯化高铁血红素和丁酸钠诱导k562细胞红系分化的影响。方法四甲基偶氮噻唑蓝法分析诃子酸和特里马素i对k562细胞生长的影响，联苯胺染色法检测血红蛋白合成情况，应用免疫荧光和流式细胞术检测血型糖蛋白a在细胞表面的表达。结果诃子酸和特里马素i在0.04～0.09？mmol／l浓度下均可显著抑制k562细胞的生长增殖。2种单宁化合物(0.002～0.01？mmol／l)可显著抑制丁酸钠诱导的k562细胞血红蛋白合成，2种单宁化合物(0.01～0.05？mmol／l)还可显著抑制氯化高铁血红素诱导的血红蛋白合成，特里马素i(0.01？mmol／l)还抑制丁酸钠诱导的gpa在细胞表面表达。结论诃子酸和特里马素i对红系分化有抑制作用。

Blood samples were obtained on 0,2,4,6 and 8 days after admission. Dynamic changes of immunological parameters including serum IgA,IgG,IgM,complements (C3,C4) levels were determined in each group at various intervals following trauma. Phagocytosis of monocytes was also measured by use of phagotest kits after blood cells were incubated with fluorescin isothiocyanate-labeled E.

分别在入院时及入院后2、4、6和8 d留取外周静脉血，检测血清免疫球蛋白(IgA、IgG、IgM)与补体(C3、C4)水平的动态变化，全血细胞与用异硫氰酸荧光素标记的大肠杆菌共孵育后检测单核细胞噬菌能力。

Add LHRH and LHRH-PE40 onto the section of cervical carcinoma tissue, then add rabbit anti-PE40 serum and fluorescin isothiocyanate-labeled goat anti-rabbit IgG and observe the fluorescence intensity under fluorescent microscope.

另取宫颈癌组织切片，分别加LHRH-PE40和LHRH后，再加兔抗PE40血清和羊抗兔IgG-异硫氰酸荧光素，在荧光显微镜下观察荧光强度。

Sulforaphane, a prominent isothiocyanate present in cruciferous vegetables, is believed to be responsible along with other isothiocyanates for the cancer preventive activity of such vegetables.

阿扎伦科补充说：我们的文章主要讨论了硫氰酸盐的抗癌活性。在研究中，这类物质已经表现出较强的抗癌能力，可以降低实验动物的癌症发生率。

A reversed-phase high performance liquid chromatographic method was established for determination of isothiocyanates in human urine , which used the reaction of propyl isothiocyanate with 1,2-benzenedithiol as reference instead of the synthesis of 1,3-benzodithiole-2-thione.

省去合成1，3 苯二硫杂环五烯 2 硫酮这一步骤，直接用异硫氰酸丙基酯与1，2 苯二硫酚反应作标准，建立了尿液中异硫氰酸酯的反相高效液相色谱测定方法。

Methods:To observe the contents of total bilirubin and alanine aminotransferasein serum ,the contents of malondialdehyde , activity of superoxide dismutase , level of nitrogen monoxide in serum and liver tissue ,hepato-pathohistologic changes by CCl4,αnaphthalin fluorescein isothiocyanate inducing acute liver injury and icterus respectively in mice by po, the effects of sedum lineare thunb on the biochemical changes were analysed.

分别采用四氯化碳（CCl4）、α萘异硫氰酸酯一次性灌胃中毒致小鼠急性肝损伤及黄疸模型，测定血清谷丙转氨酶、总胆红素含量及血清、肝组织中丙二醛、超氧化物歧化酶、一氧化氮水平和观察肝组织病理变化，分析佛甲草对上述指标的影响。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。