獲得抗性 的英文怎麼說

中文拼音 [huòdekàngxìng]
獲得抗性 英文
acquisition of fastness
  • 獲 : Ⅰ動詞1. （捉住; 擒住） capture; catch 2. （得到;取得） obtain; win; reap 3. （收割） reap; harvest Ⅱ名詞（姓氏） a surname
  • 抗 : Ⅰ動詞1 （抵抗; 抵擋） resist; combat; fight 2 （拒絕; 抗拒） refuse; defy 3 （對等） contend with...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 獲得 : 1. （取得; 得到） acquire; gain; obtain; win; achieve 2. [生物學] acquisition
  1. In view of the common property of dendritic cells and complement, namely their ability to link innate and acquired immunity, and with no reports, to date, addressing the direct effects of complement on the biological functions of dendritic cells, we decided to study the interaction between the complement system and dendritic cells

    本研究的完成有助於在免疫應答的調控機制方面獲得新的認識，並對補體和dc在連接天然免疫和獲得性免疫之間的作用及相互關系能有更全面的理解，為進一步從新的角度和思路深入研究dc在抗原特異性免疫應答與免疫耐受中的作用及其機制奠定基礎。
  2. Dendritic cells are characterized by their ability to efficiently present antigen, and are uniquely equipped to stimulate naive t cell responses. immature dendritic cells acquire antigens from throughout the peripheral body, then migrate to t - lymphocyte - dependent areas of lymph nodes. thus, dendritic cells act as bridges, operating at the interface of innate and acquired immunity

    作為機體免疫系統中功能最強的專職性抗原提呈細胞（ antigen - presentingcells ， apc ） ，樹突狀細胞（ dendriticcells ， dc ）能高效地攝取、加工處理和提呈抗原，具有較強的遷移能力，並能顯著地激活初始型t細胞以啟動t細胞免疫應答反應，此外， dc與b細胞以及nk細胞等也存在著相互作用，可見， dc在連接天然免疫和獲得性免疫之間起著非常重要的作用。
  3. It has been demonstrated that complement activating and cr2 cross - linking on b lymphocytes set up a bridge between innate and acquired immunity. the interaction of c3 and cd21 on b lymphocytes will benefit initiating immune response and regulating primary antibody response. cd21 / cd35 is important in the process of antibody avidity maturing, this is critical to b lymphocyte activation especially in the state of low antigen concentration

    現己證實補體的活化以及b細胞表面crz的交聯在先天和獲得性免疫之間架起了重要的橋梁，表現為c3與b細胞cdzi的相互作用有利於啟動抗體應答反應，並對初級抗體應答反應有調節作用： cdzi cd35對于抗體的親和性成熟具有重要作用，在抗原濃度低的情況下，對于活化b細胞是至關重要的，而且mlgm （交聯有利於特異的低親和性b細胞對t細胞依賴性抗原和t細胞非依賴性抗原產生免疫應答。
  4. Heamagglutination tests were applied to detect virus in allantoic fluid of chicken embryos which were infected by b95 gathered from the vaccinated chickens " cloacal and oral cavity. the results show that the virus may be detected from 2 days to 11 days after the chicken being vaccinated. the hi antibodies were measured by heamagglutination inhibition tests. there is no significant difference between the immunized and the control chickens which were fed in one case. chickens were immunized with b95 by different immunization meathods or with different vaccines by the same meathod. lt is demonstrated that eyedrop, drinking water, spray or muscle injection all can stimulate good effects, but eyedrop and spray seem to be the best meathods. b95 immunized chicken have relatively higher hi titers and it also can last for a longer time than others

    但如果兩者相隔10天以上免疫， b95免疫不受h120的影響；如果同時免疫b95和h120 ，加大b95的免疫劑量也能獲得良好的免疫效果。用棉拭子采b95免疫雞口腔、泄殖腔的分泌液，檢測其中病毒的存在，結果免疫后2 11天雞口腔和泄殖腔中均有病毒的存在，說明b95免疫雞帶毒時間長。研究結果表明， b95具有不受母源抗體干擾、 hi抗體產生快、水平高、持續時間長、同居擴散性強等特點，因此b95是一株優良的、具開發前景的新的新城疫疫苗株。
  5. The total rna was isolated from pokeweed ( phytolacca americana ) leaves using the method of guanidine isothiocyante and used as template to amplify the total length and deleted mutant pokeweed antiviral protein ( pap ) gene by rt - pcr and then the pap gene was cloned into pgem - t vector. the sequencing results showed that pap gene had 99. 9 % identity comparing with the pap gene nucleotide sequence reported by lin et al ( 1991 ). the iptg - inducible expression vector containing the pap gene was constructed and transferred into e. coli bl21 ( de3 ) - plyss

    將缺失型pap基因克隆到植物表達載體pbi121中，通過液氮冷凍法將重組質粒轉入農桿菌lba4404細胞中，然後採用葉盤法，在該農桿菌的介導下將pap基因導入普通煙草中，經過卡那黴素抗性篩選，最後獲得了轉pap基因的工程煙草植株，摩擦接種煙草花葉病毒（ tmv ） ，與非轉基因煙草相比，能夠推遲癥狀表現達2月之久，說明pap基因能夠在其它植物體內產生有活性的高抗病毒的蛋白質。
  6. Natural diamond die is one the best for the drawing of precision wires. the diamond is selected meticulously to be complete grains with good. symmetry free from any foreign substances. it is prepared with advanced powdermetallurgicaltechnology that makes the diamond with the strongest strength and antiknock property during the processes

    天然金剛石拉絲模對于各種精密線材的拉制是最好的模具之一，採用的天然金剛石是經過精心挑選的，必須是顆粒完整對稱性好，沒有雜質，又採用先進的粉末冶金技術鑲套從而使金剛石在拉拔過程中獲得最大的強度和抗爆裂能力。
  7. Jiangpai natural diamond die is one the best for the drawing of precision wires. the diamond is selected meticulously to be complete grains with good symmetry free from any foreign substances. it is prepared with advanced powder metallurgical technology that makes the diamond with the strongest strength and antiknock property during the processes

    江牌天然金剛石拉絲模對于各種精密線材的拉制是最好的模具之一，採用的天然金剛石是經過精心挑選的，必須是顆粒完整對稱性好，沒有雜質，又採用先進的粉末冶金技術鑲套從而使金剛石在拉拔過程中獲得最大的強度和抗爆裂能力。
  8. Because it ’ s hard to get radiation - harden hardware overseas, so the software fault tolerance techniques are significant for our national space enterprise. the computer platform of 863 plan project ” micro intelligent free - flying space robotic system ” consists of cots component. the orbit and the radiation environment of the robot are similar to ones of the argos satellite, and the system is required to have high reliability. therefore it ’ s necessary to applied the software fault tolerance techniques into the system to improve the anti - radiation capability after the techniques been verified valid

    因為我國很難從國外獲得輻射加固的硬體，所以，這項軟體容錯技術對我國航天事業的發展具有較大意義。 863計劃項目「小型智能飛行機器人系統」所用的計算機平臺採用商用器件，其衛星的運行軌道與argos衛星軌道近似，面臨的輻射環境與argos衛星相似，要求具有高可靠性。因此，小型智能飛行機器人系統有必要在驗證sihft技術有效的基礎上，應用軟體容錯技術，提高其空間抗輻射能力。
  9. A rabbit was infected with a cloned yntatl, blood was collecting from from the rabbit every 3 days after infection within 30 days, 10 clonal trypanosome populations were gotten, infecting a new rabbit by the last non - cloned trypanosome population. repeated above all, thus infected 5 rabbits sequentially. twenty different vats ( variant antigen type ) were monitored and characterized from those fifty mono - clonal populations by indirect immunofluorescence test ( ift ) and avidin biotin enzyme immunoassay ( abc - eia )

    用伊氏錐蟲雲南水牛單克隆株yntat1感染兔，感染后30天內，每3天從兔血中分離錐蟲並單蟲克隆，最後一個未單蟲克隆的蟲株感染另一隻兔，重復以上操作，這樣順序感染5隻兔子，共獲得50個單克隆錐蟲種群（ tp ） ，經間接免疫熒光和abc酶標試驗鑒定共為20個抗原性互不相同的抗原變異體（ vats ） 。
  10. Most of plants, when attacked by avirulent pathogens, usually produce a hypersensitive response ( hr ) at the locus attacked and develop a systemic acquired resistance ( sar ) throughout entire plant by expressing a set of defense genes including pathogenesis - related ( pr ) genes

    植物受到病原菌侵染后，感染部位產生過敏性壞死反應，在其它部位產生系統獲得性抗性並伴隨抗性基因包括病程相關蛋白（ pathogen - relatedprotein ）基因的表達。
  11. Obtaining transgenic male sterile tobacco in order to prove that hsp70 antisense cdna can lead to male sterility, with plasmid 3301 + 650, 3301 + 651 we transformed 207 aspetic tobacco leaves by genegun bombarding and agrobacterium mediation ( 109 by genegun bombarding, 98 by agrobacterium ). by cultivating them in blotting media containing basta 0. 4 mg / 1, we get 181 resistant leaves ( 98 by genegun bombarding, 88 by agrobacterium mediating )

    獲得轉基因雄性不育煙草為了證實hsp70反義cdna能創造雄性不育，我們將3301 + 650和3301 + 651質粒用基因槍和農桿菌介導法轉化煙草無菌發芽的葉片，共207片（基因槍109片，農桿菌98片） 。在含basta0 . 4mg l的篩選培養基上進行篩選，得到抗性葉片181片（基因槍93片，農桿菌88片） 。
  12. Using enterobacter cloacae b8, the mutated strains b8b and b8f, and the recombinant clones pb and pf, we try to sequence the antagonistic - related genes of enterobacter cloacae b8 by subcloning and genome primering system. the acquired sequences were analyzed with blast program to find any homology to sequences deposited in genebank

    以廣譜拮抗菌陰溝腸桿菌b8菌株和拮抗活性缺失菌株b8b 、 b8f及從b8b和b8f二菌株克隆獲得的重組質粒pb 、 pf為基礎，對陰溝腸桿菌b8菌株拮抗相關的b和f基因片段進行序列分析。
  13. The contents of this studies include : 1 ) according to the researches on the correlation between the function and structure of the cmiv from bombyx - moxi before by others, especially by lixinlal in naigin normal university of china, we have designed and sythesized the mutation i of the gene of cmiv that was different from the natural cmiv about 50 % in amino sequence, using the favorable condon of the ecoli. after cheked the result of synthesis by sequence, we have cloned the gene into 3 " of the gene of thioredoxin in the thio - fusion expression vector ( ptxfus ), and the fusion protein of thio - cmiv was highly expressed in soluble form

    本研究的內容包括：一、在前人對抗菌肽cmiv研究的基礎上，對n端和c端進行氨基酸保守變換，設計和合成了該基因，充分使用大腸桿菌偏愛的密碼子，並將該基因5端與硫氧還蛋白基因3端融合，通過ptxfus表達載體獲得較高可溶性表達（在15 sds - page膠上可見明顯的表達蛋白帶） 。
  14. Integron, a genetic element of gene capture and expression in gram - negative bacteria, has been showed to play an important role in acquired antibiotic resistance of bacteria

    近來的研究顯示，革蘭陰性菌中一種基因捕獲和表達的遺傳單位? ?整合子（ integron ）在細菌獲得抗生素抗性機制中起了重要作用。
  15. Maize transformation is limited by the receipant materials. only a few inbreds, such as a188, b73 and their derived inbreds, can regenerate well, while those elite ones that are widely used are not easy to transform successfully

    目前，玉米轉化僅限於少數培養性能好的自交系材料，如a188 、 b73及其衍生系，而對農藝性狀優良的自交系應用較少，本研究旨在建立一套穩定、高效的遺傳轉化體系，包括優良受體材料的選擇和培養基配方的改良，同時獲得抗除草劑的優良玉米育種材料。
  16. The characteristic of plant systemic acquired resistance ( sar ), commercial inducers and the application prospect of sar in crop disease control were talked in this article

    摘要從系統獲得抗病性的特徵、商品化抗病誘導劑及獲得抗病性在未來農作物病害防治中的應用前景等方面對植物誘導抗病性進行了闡述。
  17. On the basis of electroplating and immersion plating tin, and through large numbers of experiments, a new process of electroless plating tin in acid chloride bath solutions including sncl2 2h2o, nah2po2 h2o, special complexing agent, additive agent, stabilizing agent and antioxidant, was established. continuous self - catalyzed deposition of tin on copper substrate was achieved successfully, and half - bright and silvery - white tin deposits with excellent properties were obtained

    本文是在電鍍錫、浸鍍錫工藝配方的基礎上，通過大量的試驗，確立了一種以氯化亞錫、次亞磷酸鈉和特定的絡合劑、添加劑、穩定劑，抗氧化劑為基本鍍液組成的酸性氯化物化學鍍錫體系，成功地在銅上實現了錫的連續自催化沉積，獲得了性能優異的半光亮銀白色錫鍍層。
  18. The pbinctbsp / cskdel gene was introduced into cucumber by agrobacterium - mediated transformation. after two month of selection, kanamycin - resistant callus have been formed

    根據優化條件，利用桿菌介導法對黃瓜進行pbinctbsp cskdel基因的轉化，目前已經獲得抗性愈傷組織，部分分化出芽。
  19. This paper discussed the new trends of the action mechanisms of salicylic acid and its analogs, the signal transportation and reception in induced resistance, hoping to build the cornerstone for further research and the research of other signal molecules which have the ability to induce sar

    本研究對水楊酸及其類似物在獲得抗性誘導中的作用機制、信號傳遞與接收的最新研究動態作了綜述，以期為以後的研究及能夠誘導sar的其他信號分子的研究奠定基礎。
  20. We obtained our transgenic material, the rice suspension cells, by inducing embryonic rice callus. then we constructed the expression vector pca - ced9, and transferred ced - 9 gene into the rice callus and embryogenic suspension cells. the work of using hygromycin selective medium to obtain regenerated plants is still going

    構建了用於水稻中表達的載體pca - ced9 ，通過農桿菌eha105轉化導入水稻愈傷組織和水稻懸浮細胞，經潮黴素（ hym ）篩選，以期望獲得抗性植株，目前該工作仍在進行中。
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