诱导效应

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  • inductive effect
诱导效应诱导效应
  1. 基于化学位移及偶合常数讨论了丁基及各杂环基与锡的键合性质,丁基~(13)C谱显示,锡对丁基的影响是电正性取代诱导效应。

    Butyl  ̄( 13 ) C data indicated that the influences of tin on butyl group is an electropositive inductive effect .

  2. 诱导效应指数与CH3-X/H-X的键裂能之差

    The Inductive Effect Index and the Differences in Bond dissociation Energies between Hydrogen and Methyl Derivatives

  3. 镍处理对水稻叶片H2O2积累和抗病的诱导效应

    Effect of Nickel Treatment on H_2O_2 Accumulation and Induced Resistance to Xanthomonas oryzae pv . oryzae in Rice Leaf

  4. a&SixC(1-x):H的光致发光和光电导低温光诱导效应

    Light-induced effects of PL and PC in a-si_xc_ ( 1-x ): h at low temperature

  5. 目的研究鬼臼毒素纳米脂质体对人白血病细胞K562的凋亡诱导效应。

    AIM : To study the apoptosis-inducing effect of podophyllotoxin nanoliposome on human leukemia K562 cells .

  6. ACTH及睾酮对低氧小鼠红细胞生成的诱导效应

    Evoked Effects on Erythropoiesis in Mice with Chronic Hypoxia by ACTH and Testosterone Treatment

  7. La(0.5)Sr(0.5)MnO3薄膜的输运特性和光诱导效应

    Transport properties and laser-indued effect of the La_ ( 0.5 ) Sr_ ( 0.5 ) MnO_ 3 film

  8. 通过比较分析辐射前后玻璃在紫外可见区的透射光谱及差示透射谱(DTS)研究了玻璃透射光谱的辐射诱导效应。

    The transmission spectra of glasses before and after radiation treatments are measured and compared .

  9. X衍射分析还表明,拉伸对共聚酯结晶的发展有明显的诱导效应,尤其是C轴方向的晶粒尺寸增长。

    WAXD analysis also shows that the effect of elongation on the induced-crystallization of block copolymer . especially on the increasing of crystallite size at direction of " C " axis can be observed distinctly .

  10. 然后再以雄性大鼠为模型全面研究DEX的诱导效应和诱导机制,以及DEX诱导后CPA毒性改变的各种表现。

    It was scrutinized then the profiles and mechanisms of DEX induction , and the changes of CPA toxic manifestations after DEX induction .

  11. 研究铁(Ⅱ)和锑(Ⅲ)对Cr2O7~(2-)-I~-动力学反应体系的协同诱导效应,提出协同诱导系数的概念。

    The synergistic inductive effect of iron (ⅱ) and antimony (ⅲ) upon the chromium (ⅵ) - iodide kinetic reaction systems had been studied , and the concept of synergistic inductive coefficient was defined .

  12. 尚需进一步研究中和Treg的抑制作用在促进诱导效应T细胞反应方面的疗效。

    Requires further study in the inhibition effect of Treg in promoting the induction of T cell response to treatment .

  13. 不同的时间诱导效应不同。这可能与苯巴比妥钠在幼虫体内的运转、积累以及P450的表达过程需要的时间不同有关。

    These different effects maybe result from the different time required during the running , accumulation of Phenobarbital and expression of P450 in larval body .

  14. 进一步地,借助结构诱导效应,我们最终在低温中压条件下得到了接近纯相的cBN微晶。

    Furthermore , with the help of structural inducing effect , in final , nearly pure phase cBN microcrystals were obtained at low temperature and mid-pressure .

  15. 探讨了Cu()和5-取代邻菲罗啉之间的d-p反馈π键及其取代基Hammett诱导效应的关系。

    The d - p back bonding formed between Cu ( ) and 5 - substituted phenanthroline , and Hammett parameters of substituents were discussed .

  16. 采用NADPH-黄递酶还原法证实了粘虫血细胞中存在一氧化氮合酶(NOS),且LPS和SephadexG-100对NOS具有一定的诱导效应。

    The nitric oxide synthase ( NOS ) was present in M. separata hemocyte with NADPH-diaphorase reduction method and the NOS activity was induced by LPS and Sephadex G-100 .

  17. 在体外实验中,我们比较了野生型Ihh和三个突变型Ihh之间诱导效应的差异。

    In in vitro study , we compared the induction effect of wildtype Ihh with three mutants .

  18. 方法应用MTT比色法检测新疆紫草素对细胞的增殖、黏附抑制作用,用流式细胞术(FCM)、Annexin-V-FITC联合法及透射电镜检测新疆紫草素对胃癌细胞的凋亡诱导效应。

    The effect of inducing apoptosis of the alkannin to the cells were observed by the flow cytometry ( FCM ), Annexin-V-FITC staining and transmission electron microscope .

  19. 对测定的六组酶的试验结果进行分析可以看出,AChE、ATPase表现为明显的抑制效应;GSTs、GPx、SOD、CAT表现为诱导效应。

    After we analysed the results of these enzyme we could find that AChE , ATPase behave apparently restraining domino effect , and GSTs , GPx , SOD , CAT have inducing results .

  20. 由于PGA纤维能够平行排列成束,有极性诱导效应,且细胞悬液易于渗透,有利于成肌干细胞的体外生长和极性分化。

    As the PGA fibers arranged in parallel bundles and made the cells suspension permeated well , it is beneficial to growth and polarity differentiation of skeletal muscle stem cells .

  21. 报道在相同曝光条件下,a-SixC(1-x):H薄膜的光致发光(PL)和光电导(PC)的低温光诱导效应。

    The results on the light-induced effects of photoluminescence ( PL ) and photoconductivity ( PC ) for a-Si_ α C_ ( 1 - α): H under the same exposure condition at low temperature are presented .

  22. 目的探讨天然药物姜黄素对晶状体上皮细胞(LEC)凋亡的诱导效应及其机制。

    Objective To investigate the effects of natural drug curcumin ( Cur ) on apoptosis of lens epithelial cell ( LEC ) in vitro and its mechanism .

  23. 表皮生长因子受体(EGFR)作为一种细胞表面重要的受体酪氨酸激酶,对于乳腺癌细胞具有十分有效的趋化诱导效应。

    It has been reported that epidermal growth factor receptors ( EGFR ), as an important receptor tyrosine kinase ( RTK ) on cell surface , have potent chemotactic effects on human breast cancer cells .

  24. 全反式维甲酸(ATRA)预处理24或48小时并不改变As2O3对NB4细胞的凋亡诱导效应。

    And ④ pretreatment with all trans retinoic acid ( ATRA ) for 24 or 48 hours did not alter the As 2O 3 effects .

  25. 用核磁共振研究了配体与稀土的配位方式,讨论了诱导效应、屏蔽效应及稀土离子的顺磁性对配合物化学位移和NMR谱图的影响。

    The ligand fashion of ligands and metal ions is studied by NMR . The influences on chemical shift and NMR spectra by induced effect , screening effect and paramagnetic character of rare earth ions are also discussed in this paper .

  26. 而对于骨诱导效应的研究,主要集中在BMPs上,目前研究表明BMPs具有明显的成骨效应。

    For the study of bone induction effect , mainly concentrated in the BMPs , the present study shows that the BMPs have a significant osteogenic effect .

  27. 利用数理统计方法研究了诱导效应指数I,摩尔折射度RD,疏水亲脂参数1gp以及分子联通性指数1x与气相色谱保留行为的关系。

    Based on statistics , the relationship between chromatographic retention behaviour and induced effect index I , molar refractivity RD , hydrophobic parameter lgp , as well as molecular connection 1 X are studied .

  28. 目的研究乐果对小鼠骨骼肌的细胞毒性和凋亡的诱导效应,探讨急性有机磷农药中毒中间型综合征(IMS)肌无力发生的细胞学基础。

    Objective To investigate the cellular mechanism of muscular weakness in the Intermediate Myasthenia Syndrome ( IMS ) following acute organophosphate poisoning . Cytotoxicity of dimethoate and its effects on the apoptosis were studied in mouse skeletal muscle cells .

  29. Cyto-C、Apaf-1与caspase-9前体组成凋亡体(apotosome),活化的caspase-9进一步诱导效应caspase如caspase-3的活化引起细胞凋亡。

    Cyto-C , Apaf-1 and caspase-9 precursor form a " apoptotic bodies " ( apotosome ), activated caspase-9 and further induction of caspase such as caspase-3 activation caused apoptosis .

  30. 目的研究吲哚美辛对HL60细胞的增殖抑制和凋亡诱导效应,从βcatenin信号转导途径揭示其分子机制。

    Objective To investigate the effects of indomethacin on HL-60 cell proliferation and apoptosis , and elucidate partly the molecular mechanism about the anti-leukemia effect of indomethacin by studying β - catenin signal transduction pathway .