毒株 的英文怎麼說

中文拼音 [dúzhū]
毒株 英文
ndv-f
  • 毒 : Ⅰ名詞1 （對生物體有害的性質或物質; 毒物） poison; toxin 2 （毒品） drug; narcotics 3 （姓氏） a s...
  • 株 : Ⅰ名詞1. （露在地面上樹木的根和莖） root and stem of a tree above the ground 2. （植株） individual plant; plant Ⅱ量詞（棵）
  1. Paris : biochemists in the us beliee they may hae found the achilles heel of the h5n1 irus ? and not just of the bird flu pathogen but of a wide range of other influenza strains

    巴黎:美國的生化學家相信他們發現了h5n1病毒的阿喀琉斯之踵- -不僅是禽流感病原體，還包括其他的多種流感毒株
  2. Analysis on antigenicity and hi antibody level of influenza virus in zhejiang province

    浙江省近年來流感病毒株的抗原性及人群免疫狀況分析
  3. Some virulent strains of pvx cause rugosity go the leaves even crinkling, called pvx crinkle.

    PVX的有些強毒株系引起葉子的粗縮甚至皺縮，叫做PVX皺縮。
  4. The results of biological tests have demonstrated that allantoic fluid of the first passage virus did n ' t produce macroscopic pathogenic role to chicken embryos and after passaged for four times, gross lesions were observed in chicken embryo. the virus showed typical coronavirus under electron - microscope and it could n ' t form plaque in cef cells and could hemagglutinates chicken red blood cells after treatment with 1 % trypsin. to surprise, the virus replicated in cef cells also showed hemagglutination activity to chicken red blood cells. in addition, the spf chickens which inoculated with the virus isolated from the chicken damaged tissue showed clinical sign and grow lesion, but it ' s gross lesion did n ' t resemble to those of field outbreaks

    生物學特性：雞胚尿囊液經離心、磷鎢酸負染后，電鏡觀察該病毒為典型的冠狀病毒；該毒株的第一代尿囊液對雞胚無肉眼可見的致病作用，當繼代到第5代后，胚體嚴重病變；病毒在雞胚中隨著接種時間的延長，其效價增高， 96h可達到48h的2倍；該毒株可在cef上生長，但不能形成明顯的蝕斑；經1胰酶處理后可凝集雞紅細胞；雞胚的第四代尿囊液病毒回歸動物體，病死雞腎臟呈典型的花斑腎，腺胃則未見肉眼可見的病變。
  5. Characterization of hemagglutinin gene of influenza a virus subtype h9n

    毒株基因組特性的研究
  6. Hemagglutinins inhibition ( hi ) testes showed that there were obvious variations among the isolates from different geographical areas. this result explained why the protection rates of current vaccine were different around the country. dna sequence analysis of h9 hemagglutinin genes showed that these viruses were closely related and possibly came from one source

    且在同一地域內，不同的異變體之間的差異較小，隨著時間的推移，其變異並不明顯；但在不同的區域內分離的毒株之間變異較為突出，這表明中國大陸h9n2亞型禽流感病毒不同分離株抗原性是與地域的改變而發生較為明顯的變異。
  7. Since the important roles of eo protein in the viral infection. immunity and virus - host interaction. the homology of 21 csfv strains was investigated by sequence analysis of eo genes in this study, which will provide some evidence for epidemiological study. in addition, the eo gene of hog cholera lapinized vaccine ( hclv ) strain was expressed in the prokaryotic and eucaryotic systems, and the recombinant proteins were preliminarily analyzed by immunological method

    鑒于eo蛋白在病毒感染，誘導機體免疫及與宿主細胞相互關系中的作用，本研究克隆了2株豬瘟病毒eo基因並將其與其它毒株eo基因進行了序列分析，揭示了我國豬瘟病毒流行株之間的遺傳演化關系，為豬瘟病毒的流行病學研究提供依據。
  8. Additional, the incidence of a disease of avian flu and mortality difference are very big, depend on birds kind kind fasten and poisonous individual plant and age, environment and intercurrent infection, normally the circumstance is high incidence of a disease and low mortality

    另外，禽流感的發病率和死亡率差異很大，取決于禽類種別和毒株以及年齡、環境和並發感染等，通常情況為高發病率和低死亡率。
  9. Swine is the only animal which can be infected by either avian or human original influenza viruses, and c an be considered as the intermediate host for the process of genetic reassortments between viruses of different hosts

    此外，豬是禽和人流感病毒均可感染的唯一動物，是不同來源流感病毒發生重組，產生新的流感毒株的中間宿主。
  10. And amino acids of strain mrv between antigenic site and glycosylation site is different. to some extent, it will decide and change the antigen of mrv

    Mrv的抗原部位和糖基化位點氨基酸均有變異，這種變異可能在不同程度上會改變毒株的抗原性。
  11. G gene of rabies virus m, the of two main regions ( about 1000nt ), ranging from 3161nt to 4162nt and ranging from 4012nt to 4863nt of glycoprotein gene of rabies virus strain m, isolated from mouse in he nan, china were amplified by reverse transcriptase - polynerase chain reaction ( rt - pcr ) in order to complete glycoprotein gene of strain m. these regions were sequenced by the produce of pcr directly. comparison and analysis of nucleotide sequence and amino acid sequence deduced with that of other strains published was performed by computer with dnasisv 2. 5demo software

    本研究對我國河南某地野鼠體內分離的狂犬病野毒株mrv基因的3161位? 4162位（ 1001個堿基）和4012位? 4863位（ 851個堿基）片段進行了反轉錄pcr擴增和序列測定，得到mrv的糖蛋白基因全序列，用dnasisv2 . 5demo分析軟體，與已發表的代表性毒株g基因全序列進行核苷酸和氨基酸序列的比較分析，結果表明在同一基因型中， mrv和國際標準攻毒株cvs的同源性最高（ 96 . 5 ） ，和中國減毒株ctn的同源性最低（ 79 . 8 ） 。
  12. Strain mrv and strain cvs are belong to the same genotype. however, strain mrv, ctn and cnx8511 are belong to different sub - genotype. finally, this researched also proved that the character of neuron tropism rabies viruses by comparison and analysis the homologies of amino acid sequence between 189 - 214 position and the bonding segment of snake venom curaremimetic neurotoxims and acetylcholine

    從計算機建立的各毒株系統樹分析， mrv和cvs屬於一個基因亞型，和我國減毒株ctn以及人源野毒株cnx8511屬于不同的亞型，並且證明了189 - 214位氨基酸序列與蛇神經毒素同乙酰膽堿結合部位的序列具有高度的同源性，說明狂犬病病毒的嗜神經特點。
  13. New variants of some plant viruses have been produced artificially in the laboratory by treating pure virus strains with mutagens.

    用亞硝酸之類的誘變處理純病毒株系，能在實驗室內人為地使有些植物病毒產生新變種。
  14. The herpesiruses bring untold suffering, but may not be all bad. chronic latent infection with specific iral strains protects mice against some bacterial infections, a nature study reeals this week1

    皰疹病毒帶來的痛苦自不必說，但是也不是一無是處。本周的《自然》上說，某些病毒株的持續潛在感染能保護小鼠免受一些細菌的感染。
  15. The herpesviruses bring untold suffering, but may not be all bad. chronic latent infection with specific viral strains protects mice against some bacterial infections, a nature study reveals this week1

    皰疹病毒帶來的痛苦自不必說，但是也不是一無是處。本周的《自然》上說，某些病毒株的持續潛在感染能保護小鼠免受一些細菌的感染。
  16. Avian encephalomyelitis virus ( aev ) is a picornavirus with a predilection for the central nervous system and other parenchymous organs of chickens that is transmited by the oral - faecal route. the virus may be spread by the vertical and horizontalroutes, and because of its great stability, contaminated areas may remain infectious for long periods. the egg - adapted van roekel strain is highly neurotropic and does not grow efficiently in the enteric tract of the chicken, and the field isolates of aev is usually enterotropic. despite this. the virion polypeptides of both naturally - occurring strains and the van roekel strain are antigenically identical

    侵害雞的中樞神經系統和其它實質性器官，該病毒通過口-糞途徑傳播，具有水平和垂直傳播的能力。由於它極大的穩定性，被污染的區域可能長期保持傳染性。雞胚適應株vanroekel是高度嗜神經的，並且在雞的腸道內不能有效的生長，而野毒株卻是嗜腸道型的。
  17. Pp38 was found to have immunosuppressive effect on chicken in vivo and the copy number of 132 - bpr was found to be associated with the attenuation of the virus in vitro, meq was believed to be a potential oncogene, based on its leucine zipper structure and proline - rich domain characteristic of jun / fos family of transcription factors, and may plays an important role in the pathogenicity or oncogenicity of mdv

    其中， meq與132 - bpr兩個基因是mdv - 1所特有，已證實132 - bpr的拷貝數與毒株的體外致弱程度有關， pp38則被證實可抑制機體的免疫應答。 meq基因由於具有與致瘤基因jun fos家族類似的分子結構，因此，我們有理由認為meq基因在mdv致病、致瘤中可能發揮重要的作用。
  18. Some virulent strains of pvx cause rugosity go the leaves even crinkling, called pvx crinkle

    Pvx的有些強毒株系引起葉子的粗縮甚至皺縮，叫做pvx皺縮。
  19. In this stlidy, g5 serotype a gidup poreine rotavha stanha strain osu was propagated on ma - l04 monolayer cell

    本研究用恆河猴胚腎細胞（ ma - 104細胞系）繁殖並擴增了a群prvg5型標準毒株osu 。
  20. Water fleas daphnia magna was fed both toxic alga microcystis aeruginosa ds and nontoxic alga m. aerztginosa 573 for 7 ~ 14 days under laboratory condition

    摘要用銅綠微囊藻有毒株ds和無毒株573喂養大型? ，觀察微囊藻對蟲體的生長和繁殖的影響。
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