毒力 的英文怎麼說

中文拼音 [dúlì]
毒力 英文
toxicity
  • 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...
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  1. Toxicity comparison on a few acaricides to three species spider mites

    幾種殺蟎劑對3種葉蟎的毒力比較
  2. Effects of temperature and humidity on the toxicity of 3 acyl amino herbicides

    溫濕度對3種酰胺類除草劑毒力的影響
  3. Type 1 pili is the important virulence factors on the e. coli in fection in chicken. through the adhering of pili, e. coli adhered on the epidermic cell of aspiratory tract, which was the first step of invading in host

    1型菌毛是雞源致病性大腸桿菌的重要毒力因子，在致病過程中介導細菌吸附於雞呼吸道粘膜上皮細胞完成入侵的第一步。
  4. A captive wildebeest calf was inoculated with virulent bovine blood.

    把活捉到的一頭犢角馬用有毒力的牛血液進行了接種。
  5. In trpsin tolerance assay. this virus could resist to 1 % trpsis at 37 in an hour. in acid tolerance assay, this virus was resistant to ph3. 0 and ph5. 0 at 37 in 2 hours, and the average infection litre of the virus decreased little. in heat assay, at 50, the virus was processed from 5 minutes to 150 minutes and at each condition the viral virulence reduced to some certain degree. among these conditions, when at 50 in 30 minutes. the average infection litre of this virus decreased over 2 tilre. and when al 50 in an hour, cpe of ihis virus disappeared. when time was set for an hour. but with processed in different temperature as 50 60 70, 80, the virus losl the multiplication capacity complelely. in biological assay, we selected different cell lines to cultivate this virus by laking advantage of possesional cells at that time in our laboratory. then we found that fcwf cell line was the most sensitive to dxmv and mdck was the second. with f81 cell line, after passaged for 12 times continuously with low concentration of fcs. the virus could produce cpe. however, with vero cell line. the virus could not procuce any cpe after many passages. the hemagglutination and lumadsorption reaction test proved that this virus had no any reaction to erythrocyte of pig, fowl and cavy. by neutrolizaion assay, dxmv could be identified as a kind of ccv

    理化學研究表明，該病毒為rna病毒，對氯仿、乙醚敏感；胰酶試驗中，經37 、 1小時處理的病毒，仍然能夠在貓源細胞fcwf細胞上生長，並且毒力基本保持不變；耐酸性試驗中，病毒分別在ph5 . 0和ph3 . 0經37作用2小時，毒力僅下降一個滴度；耐熱性試驗中，該病毒在恆定溫度50 ，設定不同時間，從5分鐘到150分鐘，毒力均有不同程度下降，其中， 50作用30分鐘，病毒平均滴度下降2個單位； 50 ， 60分鐘， cpe消失；恆定時間1小時，設定不同溫度（ 50 - 60 - 70 - 80 ） ，病毒在細胞上完全喪失增殖能力， cpe消失。生物學試驗，利用實驗室現有條件，選擇不同的細胞系對該病毒進行培養，發現該病毒對貓源細胞fcwf最敏感； mdck細胞次之； f81細胞經多次傳代，亦可出現cpe ；而vero細胞則不敏感。血凝試驗表明，該病毒對豬、雞、人及豚鼠的紅細胞均無血凝性。
  6. The results showed that the f fragment, 728bp in length, could be a new gene with a little homology to the genes coding for polyketide synthetase or fatty - acid synthetase and the b fragment, about 4kb in length, is inferred to have repeat sequences around tn5 insertion site, in which there is homology to the wa 314 right arm of the high - pathogeniciry island of yersinia enterocolitica. to reveal any pathogenicity of enterobacter cloacae b8 and its mutated strains b8b and b8f to animals, the experiment with mice was carried out

    結果顯示， f片段長度為728bp ，與現有生物數據庫的blast比較分析，發現該序列僅有局部短於1oobp的區域與polyketide合成酶基因或與脂肪酸合成酶基因有低的同源性，推測為一新基因； b片段長約4kb ，序列拼接結果推測靠近tn5插入位點部位有重復序列，對b片段tn5遠端的部分序列進行blast比較，發現它與小腸結腸炎耶爾森氏菌的強毒力島有一定的同源性。
  7. Data from the symposium entitled, " clostridium difficile - associated disease : underdiagnosed, underreported, undertreated ; how to oercome the challenges, " confirmed the emergence and spread of a new irulent epidemic strain of cdad known as north american phenotype 1 / 027 ( nap1 / 027 )

    標題為「難治性梭狀芽孢桿菌相關疾病：診斷不充分，報道不全，治療不足；如何來戰勝這個挑戰」的這個專題討論會證實了一種叫做北美1 / 027表型的新的毒力和傳染性較強的菌株的出現和傳播。
  8. Control of liriomyza sativae blanchard diptera : agromyzidae with carbamate insecticides and abamectin

    幾種殺蟲劑對南美斑潛蠅及其寄生蜂潛蠅繭蜂的毒力
  9. Infection of mutated mouse complement receptor type by epstein - barr virus

    基因突變株的構建與毒力檢測
  10. Many microorganisms synthesize and excrete compounds which are selectively toxic to other microorganisms.

    許多微生物能合成並分泌一些對其它微生物具選擇性毒力的化合物。
  11. Toxicity was reduced when nicotiana trichome exudates were removed by various washing methods.

    當通過不同洗滌方法除去煙草屬毛狀體的分泌物時，毒力降低。
  12. Host resistance and fungal virulence parallel each other in the cross.

    寄生的抗病性的病原菌的毒力在雜交中是勢均力敵的。
  13. Joint action of the mixtures of acorus gramineus extracts and deltamethrin

    石菖蒲提取物與溴氰菊酯混配的聯合毒力
  14. Toxicity assay of bassa and malathion to sitophilus oryzae and tribolium castaneum

    巴沙和馬拉硫磷對兩種儲糧害蟲成蟲的毒力測定
  15. In addition, we designed a test : the midgut was removed from spodoptera exigua larvae and was cut longitudinally into halves, the midgut epithelia were cleaned and digested with dispase ii, the pelleted cells in grace medium with 7 % fbs supplemented with 100units / ml penicillin, 100ug / ml streptomycin were cooled and then suspended in r18 - labelled virus

    實驗結果表明，在幼蟲的病毒接種物中添加合適濃度的熒光增白劑（ 0 . 01g . ml一』 ）不會改變病毒在幼蟲中腸組織中的感染部位，卻可以提高幼蟲對病毒的敏感性，增加了病毒毒力。
  16. Standard guide for conducting static acute toxicity tests starting with embryos of four species of saltwater bivalve molluscs

    用四種鹹水雙殼類軟體動物幼蟲進行的靜態急性毒力試驗的標準指南
  17. Synthesis and insecticidal activity of - substituted 3 - phenoxy benzaldehyde o - methylcarbamoyl oxime

    肟酯的合成及毒力測定
  18. The pathogenicity of avian influenza virus and its mutations - a brief review

    禽流感病毒的毒力及其變化
  19. Studies on the toxicity and joint - toxicity to propylaea japonica and chrysopa septempunctata of some insecticides

    13種殺蟲劑對龜紋瓢蟲及大草蛉的毒力研究
  20. Effects and toxicity test of several fungicides on soybean root rot

    幾種藥劑對大豆根腐病菌毒力測定及藥效試驗
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