致病株 的英文怎麼說

中文拼音 [zhìbìngzhū]
致病株 英文
pathogenic strain
  • 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 ...
  • 病 : Ⅰ名詞1 （疾病; 失去健康的狀態） illness; sickness; disease; malum; nosema; malady; morbus; vitium...
  • 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）
  • 致病 : pathopoiesia; pathopoiesis致病菌 disease germ; pathogenic bacteria; 致病因素 pathogenic factor
  1. Finally, avirulent and virulent plant, bacteria of pseudomonas solanaceanim was investigated by chromatography. the result showed that there are two peaks when both bacteria was eluted, but their peak area ratio was quite different. when virulent bacteria was subject to chromatography after vibration by ultrasonic wave, both chromatographial behaviors of both avirulent and virulent pseudomonas solanaceanim were same basically, which showed a equilibrial peak and a eluting one

    最後，表徵了植物病原菌? ?青枯菌的強、弱致病菌株，結果顯示強、弱菌都有兩個洗脫峰，但峰面積比例有明顯的差異，強弱致病菌株經振蕩后，其色譜行為基本相似，表現為一個穿透峰和一個洗脫峰。
  2. Electron microscopy showed that virulent pseudomonas solanaceanim grown in gathering form and avirulent pseudomonas solanaceanim did in free form. so that two different monomers were estimated to comprise pseudomonas solanaceanim the research above will expand application of traditional hplc and deepen its potential in bacteria studying

    結合電鏡觀察，證明強致病菌株主要是以聚集形式生長，而弱致病菌株則以游離分散的形式生長，並可以推測青枯菌可能存在兩種不同的單體。
  3. 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。
  4. The results indicated that : jaj could selectively stimulate the reprduction of bifidobacteria in vivo and inhibit the growth of e. coli which is a main parasitic basterium in human intestinal tract ; moreover, jaj could apprarently improve intestinal tract function. in tested group, the mice excreted smoothly and the faecal particles of mice were big and wet, but in control group, the faecal particles of mice were small and dry. lt was suggested that inulin may be the important effective component in jaj which promoted the reprduction of bifidobacteria in vivo. at last, the effects of ja on the bile salt resis tance of bifidobacteria were studied. the test proved that : deoxycholic acid na - salt ( dca - na ) had intensely toxical action on blm and bbm ; adding glucose and fructose in media could decrease the lexical action on bbm. but inulin and jap had not apparent effect

    在通過單菌株檢驗和混菌檢驗確立了一種選擇性雙歧桿菌培養基之後，進一步以健康昆明系小鼠為實驗動物，研究了菊芋在動物腸道內對雙歧桿菌的影響，動物實驗結果表明，菊芋汁在體內對雙歧桿菌有選擇性促進生長作用，而腸道中主要條件致病菌?大腸桿菌的生長受到抑制；菊芋中的菊糖成分可能對菊芋在體內選擇性地促進雙歧桿菌生長起了主要作用；此外，菊芋還具有明顯的整腸作用，同對照組相比，飼喂菊芋汁的小鼠排便順利，糞便顆粒大且濕潤。
  5. 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。
  6. The result showed that the homology rate of pila gene among the 5 avian pathogenic e. coli strains tested and one human e. coli were from 89. 8 % to 91. 1 %, and the homology rate of amino acid were from 88. 5 % to 91. 8 %. the homology rate of pila gene sequence among 5 avian pathogenic e. coli strains tested and avian pathogenic e. coli reported ( serotype o1, o2, o78 ) were from 87. 8 % to 90. 2 %, and the homology rate of amino acid were from 84. 6 % to 91. 2 %. there had homology in avian pathogenic e. coli. there had some common antigen side in type 1 pili of avian pathogenic e. coli

    結果表明：運用msha法檢測1型菌毛的檢出率為80 （ 36 45 ） ， pcr法的檢出率為95 . 5 （ 43 45 ） ， pcr方法用於1型菌毛的檢測比msha更加敏感、快速、特異性強；選擇5株優勢血清型雞源致病性大腸桿菌代表株（ o _ （ 89 ） ， o _ （ 119 ） ， o _ （ 141 ） ， o _ （ 127 ） ）的1型菌毛pila基因的pcr擴增片段經純化后，分別定向克隆到puc18質粒的多克隆位點，構建了含有目的基因片段的克隆質粒，並轉化到dh5株大腸桿菌載體菌中，篩選獲得陽性克隆菌株。
  7. In this paper, 45 e. coli strains isolated from chicken farms in sichuan province were determined to be the pathogenic e. coli by animal test. type 1 pili of 45 strains isolated was detected by msha. the pila gene of 45 avian pathogenic e. coli strains were amplified by the polymerase chain reaction ( pcr ) with primers designed according to the sequence of the pila gene in genbank. results showed that pcr was more sensitive, faster and more characteristic than msha to detect type 1 pili

    本研究將從四川規模化雞場分離鑒定、經1日齡雛雞致病性試驗得到的雞源致病性大腸桿菌45株，採用d -甘露糖敏感血凝試驗（ msha ）檢測1型菌毛，根據genbank中公布的人源大腸桿菌1型菌毛pila基因序列設計一對引物用pcr擴增雞源致病性大腸桿菌1型菌毛pila基因。
  8. Serious cross reation existed between v. albo - atrum and mv2, mv3, mv4. the other pathogen isolates v31 and v32 also had cross reactions, but the reaction was not serious. because limited number of pathogen isolates were selected, it could not prove that the selected immunogen was widely presentative, more pathogens isolates should be tested to verify the acquired hybridomas cells

    5株單抗雜交瘤細胞中沒有一株具有種或屬的特異性，其中mv2在棉花黃萎病菌若干菌系間的檢測表明其能夠區分不同的致病類型； mv1和mv4組合檢測的結果基本上能將棉花大麗輪枝菌鑒定到種；黑白輪枝菌與mv2 ， mv3 ， mv4的交叉反應比較強烈，其他菌株v3 ， v32有個別的交叉反應，但不強烈
  9. But four enterococcus grew quickly and hadn " t delaying period, the final period of logarithm growing of all tested strains were 12 hour for i acidophilus pb1 and a878 ; 24 hour for bifidobacteria pba and inf ; 8 - 10 hour for enterococcus ml, pb2, a30, a31 and bacillus abticism2 the growth inhibition of escherichia coli, shigellosis, salmonell by the fermented liquor of eight probiotics bacteria was tested

    確定各菌株對數生長期末期分別為： pb1和a878 ： 12h ； inf和pba ： 24h ； pb2 、 m1 、 a30 、 a31 、 m2 ： 8 - 10h 。採用牛津杯法測定八種潛在益生菌對大腸桿菌、痢疾桿菌、沙門氏菌的抑制性，結果表明，嗜酸乳桿菌pb1 、 a878和雙歧桿菌pba 、 inf具有較強的抑菌能力，對三種致病菌能夠形成明顯的抑菌圈，而且對三種致病菌的抑菌能力明顯不同。
  10. The inhibition mechanisms of pb1, a878, pba, inf were some organic acids and antibacterial substance in fermented liquor. l. acidophilus strains pb1, a878 mixed with enterococcus strains ml, pb2, a30, a31 respectively in the ratio of 1 : 1 in the mrs cultures, co - cultural and single liquor inhibition to the enterpathogens were tested in the terminal fermentation

    將pb1和a878分別與m1 、 pb2 、 a30 、 a31以1 : 1的比例混合發酵后，測定聯合菌株對致病菌的抑制性，結果表明pb1與各球菌聯合后，可以互利生長，其中復合較好的為pb1與m1和a30 。
  11. To dress the question if other virulence gene were present in this kind of strains, 152 of 436 irp2 - hybridized strains were re - confirmed and selected for this study. the virulence genes or putative virulence genes detected by pcr or hybridization include heat stable toxin ( st ) & heat labile toxin ( lt ) for enterotoxigenic e. coli ( etec ), invasive plasmid antigen b ( ipab ) for enteroinvasive e. coli ( eiec ), epec adherence factor ( eaf ), epec secretion protein c ( espc ) for enteropathogenic e. coli ( epec ), hemolysin ( hlya ) and shiga toxins ( sltl and slt2 ) for enterohaemorrhagic e. coli ( ehec ) and eaggec probe for entero - aggregative e. coli ( eaggec ). the prra and yc73 genes of pathogenicity associated island ( pai ) of urepathogenic e. coli ( upec ) and " o " island 28 ( rtx 615 ) gene was also detected, the later was a newly discovered putative pathogenicity island in e. coli o157 : h7

    為探討攜帶小腸結腸炎耶爾森氏菌的hpi毒力島的大腸桿菌是否具有其他已知的毒力基因，選取82株由原位雜交和pcr方法初篩irp2陽性的大腸桿菌菌株，進行在致瀉性大腸桿菌的25個毒力基因的檢測，包括腸產毒性大腸桿菌的熱穩定毒素st和熱不穩定毒素lt ，腸侵襲性大腸桿菌的侵襲蛋白b基因ipab ，腸致病性大腸桿菌的eaf 、 espc基因，腸出血性大腸桿菌的溶血素hly 、志賀毒素1 （ slt1 ） 、志賀毒素2 （ slt2 ）基因，腸集聚性大腸桿菌的eaggec探針，以及在泌尿道致病性大腸桿菌和o157 ： h7大腸桿菌中新發現的毒力島基因。
  12. The sequence 56 analysis shows that there is a long open reading frame in it which encode a protein of 364 animo acid residues. the m protein include 47 basic amino acid, 30 acidic amino acid, which cause a basic estimated pi of 9. 7. phylogenetic tree based on ndv matrix protein gene shows that the b95 and v4 has the most close relationship than other ndv strain

    關于ndvm蛋白國內未見有報道，國外對此蛋白的研究也十分有限，本文克隆出了ndv株b95m蛋白基因的全序列，為m蛋白的表達及進一步研究其在病毒復制與致病中的作用機理打下了基礎。
  13. There was also obvious difference in pathogenicity even if different hosts were inoculated by the same spore isolates of venturia inaequalis

    同一菌株對不同寄主品種的致病力也存在較大差異。
  14. Based on the host reaction and cluster analysis of disease severity, the 57 isolates of venturia inaequalis could be divided into three categories : strong ( pathotype ), intermediate ( pathotype ) and weak pathogenicity ( pathotype ) respectively

    根據寄主對病菌的反應類型並結合病害嚴重度的聚類分析結果，可將57株蘋果黑星病菌菌株劃分為3個類群：強致病力型、中等致病力型、弱致病力型。
  15. In order to explicit the pathogenicity differentiation of venturia inaequalis in fields, three apple cultivars were individually inoculated with 57 representative single spore isolates of venturia inaequalis collected respectively from different apple producing areas in china, england and india

    摘要為了明確田間蘋果黑星病菌致病力的分化情況，選取中國、英國、印度3個國家不同蘋果產區的57株有代表性的蘋果黑星病菌株，分別接種嘎啦、富士、秦冠3個寄主品種進行致病力測定。
  16. Study on the pathogenicity of heterokaryon and parental strains of paecilomyces cicadae for aphids

    蟬擬青黴異核體菌株和親本菌株對蚜蟲致病力的研究
  17. The gray mold from garlic was isolated from the stored garlic at 0 refrigerated and purified. 16 bacteria strains were isolated from the surface of some healthy garlics. 4 of them exhibited inhibitory activity to garlic gray mold by the method of dish screening ( in vitro )

    摘要在蒜苔貯藏後期，從0冷庫里發生灰霉病的蒜苔上分離到灰黴菌，經純化和致病性鑒定得到灰霉屬病原菌株。
  18. Many different strains are known but only the smooth(s)strains can cause the disease.

    現在知道，在肺炎球菌的許多不同菌株中，只有光滑型（s）菌株能致病。
  19. The results indicate that the nucleotide sequences and deduced amino acid sequences of all the guangxi isolates in the signal peptides were highly homologous, but lowly homologous with other reference strains. the amino acid composes and arrangement of all guangxi isolates at the cleavage site has the typical pattern of ndv virulent strains, and is identical with the facts in the field cases. all the guangxi isolates are classified into genotype vii of apmv - 1, the same genotype dominated in china and other areas in recent years

    結果發現，廣西分離株之間在信號肚的核旮酸和氨基酸同源性很高，而與其它參考株差異較大；廣西分離株在裂解位點的氨基酸組成和排列均符合強毒株的特徵，並與毒株在臨床上的致病情況相符；根據apmvlf基因第47位第420位核苦酸序列所繪制的系譜樹吵ylogenetictree ）來看，廠西雞和鵝分離株都歸屬于基因型vll 。
  20. By morphologic examination, structure characteristics ^ biological property n serological tests and pathology characteristic study, this virus was identified as the medium virulence chicken. new castle disease virus ( ndv ), whose pathology characteristics were appeared different from those of the standard virulence ndv. la sola vaccine could not give good protection against the infection of this virus isolate

    用spf雞胚在吉林省患病雞群中分離到一株病毒，經病毒形態學、結構特徵、生物學、血清學及致病性等試驗研究，確定該病毒為雞新城疫強毒，對lasota免疫雞的致病性及其致死率與雞新城疫標準強毒e _ 9f _ （ 48 ）對比差異顯著， lasota疫苗對該株病毒免疫保護效果不理想。
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