亚硝胺

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  • nitrosamine
亚硝胺亚硝胺
  1. 目的观察软肝胶囊对二甲基亚硝胺(DMN)所致大鼠慢性肝损伤模型的保护作用。

    Objective To observe the protective role of Ruangan capsule in antagonizing chronic damage of rat liver caused by dimethyl nitrosamine ( DMN ) .

  2. 目的:探讨烟草特异性亚硝胺(NNK)诱发人支气管上皮细胞(BEAS-2B)恶性转化过程中生物学特性及超微结构变化情况。

    To study the biological characteristic and ultrastructure during the malignant transformation of human bronchial epithelial cell ( BEAS-2B ) induced by tobacco-specific nitrosamine ( NNK ) .

  3. 二甲基亚硝胺和部分肝切除术对肝脏DNA合成的影响

    Effect of N-nitrosodimethylamine and partial hepatectomy on DNA synthesis in the liver of rats

  4. 二甲基亚硝胺诱导大鼠DNAO~6&甲基鸟嘌呤的免疫组化研究

    Immunohistochemical studies on O 6 - methylguanine in the DNA of rats induced by N-nitrosodimethylamine

  5. α-羟基化吡咯烷亚硝胺代谢及形成DNA加合物反应机理的理论研究

    Theoretical Study of the Reaction Mechanism for the Formation of DNA Adducts by α - Hydroxy-nitrosopyrrolidine

  6. 亚硝胺和亚硝基脲导致DNA横向交联作用机理关键差异的理论研究

    Theoretical Researches on the Key Differences between the Mechanism of DNA Interstrand Crosslinks Induced by Nitrosamines and Nitrosoureas

  7. N-甲基-~(14)C苄基胺及其亚硝胺的合成

    Synthesis of N-methyl -  ̄( 14 ) C benzyl amine and N-methyl -  ̄( 14 ) C benzyl nitrosamine

  8. 丹酚酸B盐对二甲基亚硝胺诱导的肝纤维化大鼠肝脏转化生长因子β1及其受体蛋白表达的影响

    Effects of salvianolic acid B on expressions of TGF - β 1 and its receptors in liver of rats with dimethylnitrosamine-induced hepatic fibrosis

  9. Fe2O3改性NaY沸石上吡咯烷亚硝胺的降解

    Catalytic Degradation of N-Nitrosopyrrolidine over Fe_2O_3-Modified NaY Zeolite

  10. 目的建立家兔移植性肝细胞癌模型,同时进行二乙基亚硝胺(DEN)诱发家兔肝癌研究,并获得家兔肝细胞癌裸鼠移植株,为肝癌研究提供新的实验材料和手段。

    Objective To establish a transplantable hepatocellular carcinoma strain in rabbits .

  11. 方法:用比色法及紫外光解法测定了榛叶提取物对二甲基亚硝胺(NDMA)体外合成的阻断作用及对亚硝酸钠的清除作用。

    Methods : Effect on NDMA and scavenging rate sodium nitrite was tested by colorimetric analysis and ultraviolet irradiation and decomposition .

  12. 以2.5%的维生素C、4.0%的维生素E溶液处理烟草样品以及用海泡石粉末置于卷烟滤咀底部直接作用于卷烟烟气,实验表明卷烟烟气中的亚硝胺含量明显降低。

    Tobacco samples were dealt with 2.5 % VC 、 4.0 % VE respectively , And sepiolite powder placed on cigarette filter bottom acted directly on the cigarette smoke .

  13. 目的:观察硒对二乙基亚硝胺(DEN)诱发大鼠肝癌的影响。

    Objective : To observe the inhibitory effects of Se on diethylnitrosamine ( DEN ) induced hepatocarcinogenesis .

  14. 方法小鼠用二乙基亚硝胺(DENA)灌胃诱发肝癌,同时分组给予静脉注射氯化钆(GC)、切脾等不同处理,制作动物模型。

    Methods Liver carcinoma mouse models were induced by pouring DENA , injecting GC and cutting spleen .

  15. 材料与方法:用二甲基亚硝胺(DMN)制备大鼠肝硬化模型;

    METHODS : Rat cirrhosis was established by Dimethylnitrosamine ( DMN ) .

  16. 烟叶中烟草特有亚硝胺(TSNA)的研究进展

    Advances of Tobacco-Specific Nitrosamines ( TSNA ) in to bacco leaves

  17. 并采用Pearson相关系数法对如皋火腿加工过程中的各种挥发性N-亚硝胺与主要的理化指标进行相关性分析并作显著性检验。

    And the correlations between volatile N-nitrosamines and physicochemical indexes of Rugao ham were analyzed with Pearson correlation coefficient method .

  18. 烟草特异性亚硝胺NNK对支气管上皮细胞端粒酶活化作用的探讨

    Activation of tobacco specific nitrosamine-NNK to telomerase in bronchial epithelial cells

  19. 目的:观察二甲基亚硝胺(DMN)诱导实验性肝纤维化模型大鼠肝纤维化形成过程中瘦素(Leptin)的表达变化。

    Objective : To examine the expression changes of leptin in the process of DMN inducing hepatic fibrosis in rats .

  20. ITCs能够有效的防止饮食中的多种致癌物如多环芳烃、杂环胺和亚硝胺所引起的DNA损伤和癌症。

    ITCs can prevent from DNA-damage and cancer caused by some dietary carcinogens such as polycyclic aromatic hydrocarbons , heterocyclic amines and nitrosamines .

  21. 基于动态管理能力观的市场导向、创新决策与创新绩效之机理研究亚硝胺和亚硝基脲导致DNA横向交联作用机理关键差异的理论研究

    The Relationship of Market Orientation , Innovation Strategy and New Products Development Performance , Based on the Dynamic Management Capabilities Theory Theoretical Researches on the Key Differences between the Mechanism of DNA Interstrand Crosslinks Induced by Nitrosamines and Nitrosoureas

  22. 目的:研究补肾方对二乙基亚硝胺(DEN)诱导大鼠肝癌过程中PCNA、P53蛋白表达的影响。

    Objective : To study the influence of the prescription of nourishing kidney on PCNA and P53 protein of rat hepatocarcinoma induced by diethylnitrosamine ( DEN ) .

  23. 目的比较再生肝和正常肝对二乙基亚硝胺(DEN)启动作用的敏感性。

    Objective To compare the sensitivity of carcinogenic initiation effect of regenerated liver with normal liver induced by diethylnitrosamine ( DEN ) in rats .

  24. 目的:研究珍珠梅提取物对二乙基亚硝胺(DEN)致癌初期的抑制作用。

    Objective : To investigate the inhibitory effect of sorbaria sorbifolia extract on diethylnitrosamine ( DEN ) - induced hepatic precancerous lesion in rats .

  25. 烤烟烟叶中烟草特有亚硝胺(TSNA)及其前体物质积累规律的研究

    The Studies on Rules of Accumulation of Tobacco-Specific Nitrosamines ( TSNA ) in Flue-Cured Tobacco Leaf

  26. 在二乙基亚硝胺(DENA)诱发大鼠肝癌过程中,维生素K依赖性羧化酶活性呈现先降低、后升高的现象。

    During hepatocarcinogenesis induced by diethylnitrosamine ( DENA ) in rats , a period of decreased vitamin K-dependent carboxylase activity was observed followed by an increased period .

  27. 目的:观察番茄红素对甲基戊基亚硝胺(MANA)致癌性的影响。

    Purpose : To study the effects of lycopene on the carcinogenicity of N methyl N amylnitrosamine ( MANA ) in Wistar rats .

  28. 最后,制作了大鼠肝癌前病变模型,研究了番荔枝总提取物((AGE)对二乙基亚硝胺(DEN)诱发大鼠肝癌的防治作用。

    Finally , a model of pre-cancer pathological changes in rats was built to investigate the preventive effect of Annona glabra Extract ( AGE ) on rat liver cancer induced by diethylnitrosamine ( DEN ) .

  29. 方法:以二甲基亚硝胺(DMN)制备大鼠肝纤维化模型,同时给予水蛭桃仁汤灌胃治疗。

    Methods : The rat liver fibrosis model was induced by the intraperineal injection of Dimethylnitrosamine ( DMN ) .

  30. 40只腹腔注射二乙基亚硝胺(DEN)诱发肝肿瘤(肝肿瘤模型),20只注射等体积溶剂(三辛酸甘油)作为对照组。

    Injection of diethylnitrosamine ( DEN ) for liver tumor induction ( 40 mice ) or of the solvent without DEN for control ( 20 mice ) .