ibdv 中文意思是什麼

ibdv 解釋
傳染性法氏囊病病毒
  1. The chickens and chicken embryos were inoculated with variant serotype isolate e of infectious bursal disease virus using cloacal, nosal routes or via the allantoic cavity route, and the histopathological features of the bursa of fabricius of the ibdv _ infected chickens at various intervals of time were systematically investigated

    本試驗全面而系統地觀察了傳染性法氏囊病病毒變異e株，通過泄殖腔、鼻腔和尿囊腔接種雛雞和雞胚后不同時間法氏囊的組織形態學變化。
  2. The results above clearly demonstrated that the recombinant ibdv vp2 produced in transgenic tobacco is immunogenic

    上述結果說明煙草中產生的ibdvvp2重組蛋白具有免疫學功能，能與ibdv特異性抗體反應。
  3. The high specificity of dot - elisa was proved by the specific blocking test and the cross - reaction te st in which the diagnostic diaphragm did n ' t react with the positive serum against ibdv, ibv, eds - 76, pox, ibv, iltv, salmonellosis jc. both the test within batch and the test among batches proved the method or the diagnostic diaphragm was stable. stored at 4c for at least 6 months, the diagnostic diaphragm ' s sensitivity and specificity did n ' t change

    阻斷試驗和交叉試驗表明快診膜具有良好的特異性：不與馬立克、法氏囊、雞痘、雞傳支、雞傳喉、雞減蛋綜合癥、雞傳鼻、雞沙門氏菌等陽性血清反應。批內和批間重復性試驗表明該法重復性良好。診斷膜片4至少可保存6個月，其特異性、靈敏性不變。
  4. Spf chickens with 21 - day - old were infected subcutaneously with oil - emulsion vaccine of ibdv of germinal or cellcular and injected intramuscularly with different dosages bursin which gain through ultrafilter. lt is proved that bursin of chickens and ducks can both shorten the time of antibody induced against ibdv, raise the level of serum antibody. they make chickens obtaining strong immunocompetente in a short time. agp liters of the group of infecting 0. 4mlcbs + ibdv of germinal and 0. 8mlcbs + ibdv of cellcular or 0. 8mldbs + ibdv of germinal and cellcular are higher than immune control group about 2 liters averagely. the chickens were inoculated with ibdv live vaccine mixed with the different dosages of lyophilized bursin by the eye drop method. the results sugest that cbs or dbs of different dosages can both improve the antibody inducation to different age chickens against ibdv. they may also alleviate the immunological injury of activated virus to bursa of fabricius. and promote the repairation of the lesion. it can be found that bs can raise body weight gain and feed coversion ratio

    將超濾獲得的法氏囊活性肽分別以不同劑量肌肉注射21日齡spf雞，同時頸部皮下注射ibd胚毒或細胞毒滅活苗，結果表明：雞、鴨法氏囊活性肽都能夠縮短ibd油苗誘導產生抗體的時間，提高抗體水平，使雞可以在比較短的時間內獲得堅強的免疫。 0 . 4mlcbs胚毒組和0 . 8mlcbs細胞毒組或0 . 8mldbs胚毒和細胞毒組的agp抗體滴度平均比免疫對照組高2個滴度。將法氏囊活性肽與ibd活苗聯合免疫雞，結果表明：不同劑量的cbs和dbs都可以對不同日齡雞ibd抗體的產生有不同程度的促進作用；還可以減少弱毒對雞法氏囊組織的損傷，加快其修復。
  5. The result shows that a vvibdv strain was obtained, the above work lay a important role for further studying on the molecular biological mechanism of antigenic drift and virulence variation of ibdv, molecular epedimiology, it also provided the basis for recombinant and gene deleted vaccine of ibdv

    本實驗可以幫助我們進一步探討ibdv抗原性漂移和毒力變化的分子生物學機制，追溯ibdv的起源，理解病毒的傳播方式。同時也為研製開發基因重組疫苗和缺失疫苗打下一定的基礎。
  6. Molecular cloning and prokaryotic expression of structural protein vp3 gene of ibdv

    3基因的克隆與原核表達
  7. Effect of qinchuankang granule on the immune organs of chickens infected by ibdv

    對感染法氏囊病毒雛雞免疫器官病理學的影響
  8. Infectious bursal disease virus ( ibdv ) is an important pathogenic agent of chicken

    摘要傳染性法氏囊病毒是雞的一種重要的病原。
  9. This research may open a new approach to effectively control of ibdv

    本文對ibdv基因免疫進行研究，期望為ibd的防治提供新的途徑。
  10. It indicated that developed primary rt - pcr and nested - pcr are rapid diagnostic method for ibdv

    為ibd臨床快速診斷提供了一種有用而可靠的新技術。
  11. The result showed vp2 hydrophilic region and antigen variant and virulence of ibdv had very affinity

    該結果表明， vp2與ibdv毒株的毒力強弱和抗原變異有密切的關系。
  12. With vvibdv and variant strains showed, it is very important to research of antigen and virulence of ibdv

    隨著vvibdv和變異株的發現， ibdv的抗原變異和毒力研究變的尤為重要。
  13. Virul isolation had been done for the 23 positive samples by using cam or cef. we only got 11 strains of ibdv

    在此基礎上設計的nested - pcr則大大提高了陽性檢出率（提高52 . 1 ） 。
  14. Regions and amino acids, which were characterized as important for antigenicity or pathogenicity of ibdv, were also discussed

    這表明，河北省與其周邊省市的法氏囊毒株有交叉感染，相互影響的。
  15. Three ibdv strains, designated as zj2000, zj991 and zj992, were isolated from bursa of fabricius of the sick chicken flocks in hangzhou, shenzhou, and ningbo of zhejiang province. the isolates could react with ibdv positive reference serum in the agar immune - diffusion test and caused 30 - 100 % mortality when passaged in chicken embryos. chickens inoculated with these isolates exhibited clinical and pathological signs typical of infectious bursal disease

    從浙江省杭州、嵊州，寧波等地暴發疑似傳染性法氏囊病的雞群中採集法氏囊病料（編號分別為zj2000 、 zj991 、 zj992 ） ，分離病毒，經瓊脂免疫擴散試驗、動物回歸試驗、雞胚回歸試驗和電鏡觀察等證實所分離的3株野毒是傳染性法氏囊病病毒。
  16. The results also indicated that the virulence of the most ibdv field collected in recent years was between the typical very virulent and standard virulent strains. a very virulent strain gx8 / 99 of ibdv was studied for its mortality in spf chickens and commercial egg - type chickens at different age inoculated with bursal suspension of 20 - 2000 eld50 in repeated experiments

    選擇致病性最強的來自廣西的gx8 99株，在對法氏囊懸液中病毒用雞胚半數致死量（ eld _ （ 50 ） ）定量測定后，在不同年齡的spf雞和商品代蛋用型塢多次重復地比較研究了該毒株的致病性。
  17. It confirmed that ibdv vp2 gene was integrated into nuclear chromosomal dna by pcr. pcr positve plants were double checked for incorporation of the recombinant gene by southern blots

    在轉基因組織生長成植株的過程中， vp2基因隨著植物細胞的生長而得到表達。
  18. Two useful restriction endonucleases ( sspl and saci ) were choosed to type the different pathgenic ibdv strains. the result is saci only cleaved cibdv ( 4vaccine strains : bj836, b87, d78, bdc and 6 standard cibdv strains : hel, he2, he3, he4, sd3 / 98, zj1 / 98 ) and vibdv ( american variant - e ) rt - pcr products, whereas products obtained with vvibdv strains ( yl1, yl2, yl5, ylz ) were only cleaved with sspl

    選用具有分型意廬盧人聳2003屆碩十學位論文2義的兩種限制性內切酶（ saci和sspi ）建立的rea ，對5株屬于cibdv的疫苗株和6株標準強毒株；屬于vvibdv的毒株gx 、 yli 、 ylz和ylz等分離毒：屬于葉v的美國變異e株進行酶切分析，結果與前人的研究相符。
  19. The specificity of the nucleic acid probe was very strict. lt reacted positively with iltv dna only and it react negatively with the nuleic acid of ndv, bv and ibdv. the sensitivity of this kind of probe is very high. ilt could even detect 20pg ' s iltv dna

    結果表明：該種核酸探針具有高度的特異性，它僅與iltv的dna呈現陽性反應，而與新城疫病毒、傳染性法氏囊病病毒和傳染性支氣管炎病毒的核酸等均呈陰性反應。該種探針具有高度的敏感性，能夠檢測到20pg的iltv的dna 。
  20. A few years latter the research showed, vp2 hydrophilic region and antigen variant and virulence of ibdv had very affinity. in order to lucubrate difference of virulence and antigen, and validate correntness of sequencing result, the test adopted sandwich enzyme - liked immunosorbent assay ( elisa ) and antigen caprure - elisa to determine virulence and antigen. and validate correntness of above - mentioned result

    而近幾年的研究表明， vp2高變區與ibdv的抗原變異和毒力強弱有密切的關系，為進一步了解強弱毒株毒力和抗原的差別，並進一步證實測序結果的正確性，本試驗採用雙抗夾心elisa和ac - elisa的方法分別對其毒力和抗原進行了測定，並通過動物試驗證實了，其結果與序列分析結果基本一致。
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