致突變作用 的英文怎麼說

中文拼音 [zhìtūbiànzuòyòng]
致突變作用 英文
mutagenesis
  • 致 : Ⅰ動詞1 （給與;向對方表示禮節、情意等） deliver; send; extend 2 （集中於某個方面） devote （one s ...
  • 突 : Ⅰ動詞1 （猛沖） dash forward; shoot out 2 （高於周圍） protrude; bulgeⅡ副詞（突然） abruptly; sud...
  • 用 : Ⅰ動詞1 （使用） use; employ; apply 2 （多用於否定: 需要） need 3 （敬辭: 吃; 喝） eat; drink Ⅱ名...
  • 突變 : 1 （突然急劇的變化） sudden change; change suddenly; transilience; accident; saltation; revulsion...
  1. However, citrinin, produced in the growth process of monascus, is a mycotoxin and will induce teratogenicity, carcinogenicity and mutagencity

    桔黴素是一種真菌毒素，作用的靶器官是腎臟，可以致畸、誘發腫瘤、突變等。
  2. The dna damage caused by so : was paid more attention to in recent years. based on the early work, we studied the effects of so2 in the following aspects : the first part, damage effects of so2 derivatives injection on dna of cells in mice sulfite and hydrosulfite are two kinds of so : derivatives in vivo

    近年來， so _ 2引起機體dna損傷而導致哺乳動物組織細胞dna突變日益引起了人們的關注，為此，我們在前人工作的基礎上，主要進行了以下幾方面的研究：一、 so _ 2衍生物對小鼠胃、肝、脾和腎細胞dna的損傷作用。
  3. Parkinson ' s disease arises from genetic and possibly neurotoxic causes that produce massive cell death of the neuromelanin - containing dopaminergic neurons of the substantia nigra

    帕金森氏病的病因包括基因突變和神經毒性物質作用，導致黑質多巴胺能神經元大量的死亡。
  4. The inhibitory effect of pule liquid on the mutagenicity of several hair coloring creams

    普樂液體外抑制多種染發劑致突變作用研究
  5. In present dissertation, most stirpses are repartitioned and redefined, and the structure characteristic, course of formation, cause of formation, function and risk of stirpses are analyzed. the main conclusions are : [ 1 ] rapid development of corporations engenders urgent demand of financing, conflict between capital market imperfection and demand of financing leads corporations to control listed corporations by purchasing " shell " and enhance it ' s financing capability ; [ 2 ] two kinds of pricing institution of stock provides stirpses for controlling listed corporations by low cost, monitoring institution imperfections provides corporations for operating listed corporations. adjust of national assets provides more " shells " ; [ 3 ] more private corporations purchase listed corporations, some of them form stirpses ; [ 4 ] stirpses have positive influence about adjusting industry and enhancing capital market financing function ; [ 5 ] stirpses magnify financial risk by controlling listed corporations, and transform listed corporations from shareholders benefit to block shareholder benefit, having tendency of infracting shareholders benefit

    本文主要的結論： [ 1 ]中國企業的迅速發展對融資有迫切的要求，中國國內資本市場發展不完善與這種強烈的融資需求的沖突導致了企業尋求通過買「殼」的方式控制上市公司，以此來提高自身的融資能力； [ 2 ]中國上市公司股票的兩種定價機制為「系」低成本控制上市公司提供了可能，監管機制的不完善為「系」提供了操縱上市公司的空間，國有資產在調整過程中從部分競爭行業退出，為資本市場提供了一定數量的「殼」資源； [ 3 ]民營企業紛紛買「殼」上市，在這個過程中，部分實力突出的企業形成了「系」 ； [ 4 ] 「系」現象對進行行業整合、提高資本市場融資能力等方面起到了積極的作用； [ 5 ] 「系」通過對上市公司進行的操縱放大了金融風險，將上市公司的股東利益最大化變為大股東利益最大化，存在著侵害小股東利益的潛在傾向。
  6. Mutagenicity of joint exposure to formaldehyde and benzene in mice

    苯聯合染毒對小鼠的致突變作用
  7. The high - enzyme activity has 2 base changes, resulting in long amino acid sequence with native amylase. this inducing method resolved the problem of non - effective induction as in base analogue induction. and the method we used provide a new measure for this kind of work

    高酶活編碼區位點突變導致c -端序列變化和終止子的后移本誘變方法克服了用堿基類似物在體內誘變由於核酸復制酶等的校正作用而造成誘變無效的難題，為基因的誘變找到了一條新途經。
  8. Study on toxicity and mutagenic effects of quaternary ammonium compound detergent

    季氨化合物洗消劑的毒性及致突變作用研究
  9. Therefore, it is important to study the profiles of gene expression, which will help understand the global cellular stress responses to chemical carcinogens, and further elucidate the mechanisms of nontargeted mutagenesis

    所以，從整體上研究烷化劑作用后細胞基因表達譜改變，對于了解化學致癌物誘發的哺乳動物細胞應激反應的全貌和揭示非定標性突變的發生機制具有非常重要的意義。
  10. In our laboratory, a unique mutation detection system using a shuttle vector plasmid has been established to demonstrate that a low concentration of mnng ( 0. 2 m ) can induce nontargeted mutation in mammalian cells : the mammalian cells were exposed to 0. 2m mnng for 2. 5h, then a shuttle plasmid pz189 carrying supf trna gene was transfected into cells after 24h culture. we found a 5 - fold higher mutation frequency of the plasmid replicated in pretreated cells than the spontaneous mutation frequency of the plasmid replicated in control cells. this kind of mutation did not occur immediately after mnng exposure

    我們實驗室曾用一特殊的突變檢測系統，直接證明dna損傷劑可在哺乳動物細胞誘發非定標性突變：首先用低濃度（ 0 . 2 m ）的短壽烷化劑mnng （半壽期為1 . 1hr ）處理細胞2 . 5h后，繼續培養24h ，將重組有用作突變檢測的靶基因supftrna基因的穿梭質粒pz189轉入細胞復制，發現在未受致癌物直接攻擊的穿梭質粒中有較自發突變率高5倍以上的靶基因突變。
  11. At the initial stage of planar technique, b was employed as ideal diffusion impurity in base - region of npn si planar devices because of the match of its solid - solubility and diffusion coefficient in si with those of p in emission - region, and the good shield effect of sio2 film to b. but because of the relatively large solubility ( 5 1020 / cm3 at 1000 ) and the small diffusion coefficient, the linear slowly - changed distribution of acceptor b in pn junction can not be formed, which could not cater to the requirement of high - reversal - voltage devics. thereafter b - a1 paste - layer diffusion technology and close - tube ga - diffusion technology had been developed, while the former can lead to relatively large the base - region deviation and abruptly varied region in si, which caused severe decentralization of current amplification parameter, bad thermal stability and high tr ; the latter needed the relatively difficult pack technique, with poor repeatability, high rejection ratio, and poor diffusion quality and productio n efficiency

    在平面工藝初期，由於b在硅中的固溶度、擴散系數與n型發射區的磷相匹配， sio _ 2對其又有良好的掩蔽作用，早被選為npn硅平面器件的理想基區擴散源，但b在硅中的固溶度大（ 1000時達到5 10 ~ （ 20 ） ，擴散系數小， b在硅中的雜質分佈不易形成pn結中雜質的線性緩變分佈，導致器件不能滿足高反壓的要求，隨之又出現了硼鋁塗層擴散工藝和閉管擴鎵工藝，前者會引起較大的基區偏差，雜質在硅內存在突變區域，導致放大系數分散嚴重，下降時間t _ f值較高，熱穩定性差；後者需要難度較大的真空封管技術，工藝重復性差，報廢率高，在擴散質量、生產效率諸方面均不能令人滿意。
  12. The author argues that there exists no critical conflicts of vital interests between the two states in the short term ; in the long ran, it is strategically important and in their interests to avoid confrontation and strengthen cooperation ; meanwhile, the changes of the nature of power will modify the traditional view of power in the sor1d polities ; in addition, diplomacy can also play a significant role

    從近期來看，中美兩國在各自的核心利益上並不存在根本沖突；從長遠來看，中美兩國避免沖突、加強合作符合各自的國家利益；同時，國際政治中權力本質的變化也將改變國際體系中權力分配的變動必然導致大國之間發生沖突的傳統認識；另外，外交可以發揮重要的作用，以和平方式促進兩國各自的國家利益。
  13. Dr jablonski ' s study does not, for instance, help to answer whether the tropics are a wellspring of species because a hotter climate brings a higher mutation rate, or because more intense interactions between species select for more rapid evolutionary change

    例如，捷布朗斯基博士的研究未能解答究竟是因為氣候更加溫和導致更高的突變率，還是因為種間相互作用更強加速了進化上的改變，從而使得熱帶地區成為物種的發源地。
  14. With the prolong of contact time, the increment scope of ttms and halogen acetic acid will decrease. d ) comparing to chlorination, chloroamine disinfection is a better way in reducing the mutations of the objects in drinking water

    D ）氯胺消毒方式在減小飲用水的致突變性即降低飲用水的毒副方面明顯優于氯消毒，對總aoc的生成具有較好的抑制作用，水體生物穩定性優于氯消毒方式。
  15. The department has established the differential patterns of mutations causative of eye diseases in chinese in more than 10 candidate genes. it has gained international recognition through output from its research work, having contributed 42 publications on genetic eye diseases in international journals and presented 105 papers in international conferences. for clinical genetic screening service, a number of genetic markers based on disease causing mutations using blood samples have been established

    眼科及視覺科學學系已確立了十多個引致華人患上遺傳性眼疾的基因突變和標志，部份可作遺傳眼疾檢驗服務之用；這些研究成果獲得國際贊譽，眼科及視覺科學學系先後在國際眼科或遺傳醫學的雜志上發表了42篇論文，並在多個國際學術會議上發表了105個報告。
  16. Metal masteries, for example hg, ag, pb, cd, as, cr, ni, are harmful to dna, rna, enzyme, protein and cell membrane and will cause the taking place of cancers and mutations of them. so the normal metabolize and split are damaged, the immunity function, the anti - cancer function will be weakened. it is very difficult to be cured once he or she is toxic

    金屬汞、銀、鉛、鎘、砷、鉻、鎳等對dna 、 rna 、酶、蛋白質以及細胞膜的損傷非常大，從而引起它們的致癌、致突變作用，以破壞細胞的正常代謝和分裂；降低機體的免疫功能、防癌和抗癌能力，一旦中毒是很難治愈的。
  17. Some studies looked at homocysteine and the occurrence of heart attacks and strokes in large numbers of people ( cohort studies ), some focused on people with a common genetic variant which increases homocysteine levels to a small extent ( genetic studies ), while others tested the effects of lowering homocysteine levels ( randomized controlled trials )

    一些研究著眼于大樣本人群中同型半胱氨酸與心臟事件和卒中的關系，一些重點研究發生共同遺傳突變導致同型半胱氨酸發生輕度升高的人群，還有就是研究降低同型半胱氨酸水平的作用（隨機對照實驗） 。
  18. We applied single cell gel electrophoresis and cell culture technique, which constitute sing cell gel electrophoresis assay system for detecting mutagenicity to detect mutagenesis in vitro induced by animal drug quinocetone and olaquindox. and confirmed optimum lysing - time. vero cells in the period of logarithm - growth time were treated with 9. 1 ~ 273u mol / l h2o2 at 37 3h, then were lysed for lh, 2h, 3h and 4h to find optimum lysing - time

    並基於陽性致突變物h _ 2o _ 2作用於非洲綠猴腎vero細胞引起細胞dna損傷的原理，研究了其關鍵步驟-裂解時間，以9 . 1 273 mol l劑量的h _ 2o _ 2染毒處于對數生長期的vero細胞3h后，收獲細胞用於制備三明治凝膠板，分別裂解1h 、 2h 、 3h和4h並選擇最適裂解時間。
  19. The experimentation indicated that quinocetone and olaquindox can cause cellular mutation

    本試驗表明喹烯酮和喹乙醇具有致突變作用。
  20. Researchers identify this rush of freshwater as the first phase of a critical threshold crossing because they know freshening the north atlantic can slow or shut off the conveyor, shifting climate as a result

    研究人員明白，北大西洋的淡化會導致輸送作用減緩甚至停頓，從而改變氣候，因此他們認為，淡水突然湧入是跨越關鍵性門檻的初期階段。
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