antigen e 中文意思是什麼

antigen e 解釋
e抗原
  • antigen : n. 【醫學】抗原。
  • e : (pl E s e s )1 英文字母表第五字母。2 【音樂】E調,E音。3 E字形。4 〈美國〉(順序)第五等,(成...
  1. Was bound to bovine serum albumin to form a complete antigen e

    C3處的酚oh ,與牛血清白蛋白bsa偶聯,制備得e
  2. 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。
  3. 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。
  4. Culture of mg7 hybridoma cells and detection of antigen - binding affinity of mg7 mab by elisa 2. construction and identification of mg7 recombinant phage antibody library mrna was isolated from cultured mg7 hybridoma cells and converted into cdna ; the variable fragments of heavy and light chain were separately amplified and assembled into scfvs with a specially constructed dna linker by pcr. the scfvs dma was ligated into the phagmid vector pcantabse and the ligated sample was transfered into competent e. co / / tg1 to generate a bacterial form of mg7recombinant phage antibody library ; volume and recombinant ratio of the library were evaluated by means of bacterial colony counts and restriction analysis ( ecor i and hind iii )

    Mg _ 7重組噬菌體抗體庫的構建及鑒定從培養的mg _ 7雜交瘤細胞中提取並分離mrna ,反轉錄成cdna ;利用pcr分別擴增mg _ 7單抗的重鏈及輕鏈可變區基因,並通過? dna連接子將二者連接起來形成mg _ 7單鏈抗體基因;將mg _ 7單鏈抗體基因插入pcantab5e ;將連接產物轉化感受態tg1大腸桿菌,制備細菌形式的mg _ 7重組噬菌體抗體庫;通過菌落計數和限制性酶切分析( ecor和hind )評估mg _ 7重組噬菌體抗體庫的容量和重組率。
  5. Okamoto h, tsuda f, akohane y, et al. hepatitis b virus with mutation in the e antigen - negative phenotype in carriers with e antibody to e antigen [ j ]. j virol, 1994, 68 : 8102

    王小飛,劉華瑞,王錦蓉,等.乙型肝炎和肝癌患者乙型肝炎病毒前c區1896位點突變的研究[ j ] .中華傳染病雜志, 1996 , 14 : 11
  6. Hbeag hepatitis b e antigen

    乙型肝炎核心相關抗原
  7. Dendritic cells ( dc ), the initiator and modulator of immune response, are the most powerful professional antigen - presenting cells ( apc ). recent studies indicated that dc have the most power to activate tumor specific ctl, therefore, dc are applied in the therapy of tumors, e

    機體的抗腫瘤免疫主要為t淋巴細胞所介導, t細胞的致敏、激活、擴增和對腫瘤細胞的殺傷作用均有賴于抗原遞呈細胞腫瘤遞呈相應的抗原肽及相關因子的參與。
  8. Identification and characterization of neutralizing antigen epitope of hepatitis e virus clustered in genotype

    基因型毒株中和抗原表位的鑒定
  9. A dot - ppa - elisa has been developed to detect the specific antibody against streptococcus suis. the antigen was isolated from group c d e r and type 2 streptococcus suis by three different method : ( a ) autoclave extraction method, ( b ) hcl - extraction method, and ( c ) fuller ' s method

    本研究選取c 、 d 、 e 、 r群及2型鏈球菌標準菌株,以高壓法提取抗原建立了檢測豬鏈球菌病血清抗體的dot - ppa - elisa方法。
  10. The expression conditions of e2 gene in p. pastoris were optimized, the results indicated that the peak obtained after 72 hours ; pattern of inhibition / induction could improve expression level ; the best ph value were between 7. 5 and 8. 0 and the optimized methanol - induced concentration was 2 % - 3 % the e2 genes of the prevalent strain ( guangxi yulin strain ) and c strain derived from rabbit spleen tissue were amplified and cloned into e. coli the expression vector pproex - htb respectively, the recombinant plasmids pproex - gxyl and pproex - c were obtained and then were transformed into the dh5a e. coli competent bacteria respectively, the recombinant bacteria could express the major antigen region of e2 gene, the expression yields amount to 35 % and 38 % repectively

    豬瘟病毒ez基因的原核表達: pcr擴增出當前豬瘟流行野毒株,中國豬瘟兔化弱毒( c株)兔脾組織毒ez基因的主要抗原區,將其克隆到原核大腸桿菌表達載體pproex htb中誘導表達,經sds page檢測表明,重組質粒能表達ez基因主要區蛋白, westernblot檢測表明,誘導表達蛋白與豬瘟陽性血清發生特異性反應,表達量為35和38 ,可用於基因工程診斷抗原。
  11. ( 4 ) in artificial pepsin digestive system with ph2. 0, due to the acid denaturation, the pigg was hydrolyzed wholly, in the system with ph3. 0 and 4. 0, although not all entirely pigg could be detected, but the pigg antibody activities against e. coli still existed without changing, this indicates that the f ( ab " ) 2 with antigen - binding activity still remain complete during digesting process

    ( 4 )在ph2 . 0的人工胃液消化體系中,由於酸變性pigg全部水解;在ph3 . 0和ph4 . 0的人工胃液消化體系中,盡管檢測不到所有的pigg ,但pigg仍可與e . coli特異性結合且凝集價未發生變化,表明在消化過程中具有抗原結合活性的f ( ab ) _ 2片段仍可完整地保留下來。
  12. Then the fr - 008 pks produced in e. coli was used as antigen to raise polyclonal antibodies against the natural fr - 008 pks

    接著將大腸桿菌表達的pks作為抗原制備與天然fr - 008pks對應的多克隆抗體。
  13. The high titer specific ndrg2 antibody is indispensable to reseach deeply the functions or the tissue and subcellular distribution features of ndrg2, ha order to prepare ndrg2 antibody, the whole ndrgl sequence was cloned into prset - a vector and two truncated sequences of ndrg2 were cloned into pgex - 4t - l vector. after induced by iptg, the fusion proteins were expressed in e. coli ; rabbits immunized with the whole length ndrg2 protein were reinforced with two shortened fragments of ndrg2 ; after immunization, rabbits produced high titer antiserum against ndrg2. then antisemm was absorbed using ndrg2 antigen immobilized on nc filters, the purified product of antiserum shows high special to ndrg2 protein, and the separated inclusion body of 6his - ndrg2 will be useful for the further reseach

    為制備高效價的ndrgz抗體,分別構建了prset a雌、 pgex4t d唾倉和pgex4tl七三種原核重組表達質粒,並在大腸桿菌中誘導表達出相應的融合蛋白;用全長gstjqdrgz蛋白免疫兔,然後用gst ndrgz人和gstjqdrgze片段加強免疫,經免疫得到了較高效價的兔抗人ndrz多克隆抗血清,利用固定於硝酸纖維素膜上的ndrgz抗原親和吸附純化抗血清,提高了ndrgz抗體的特異性;並對包涵體形式表達的6his ndrgz進行初步的分離純化。
  14. For creating a reasonable displaying method, momp gene fragment and pbv221 are recombined oritationally they are transformed into e. coli jm109 ( de3 ). a expressing protein was got with momp antigen. this study establishes the foundation for advance research of momp

    設計一條較為合理的表達方案,將momp基因片段與pbv221定向重組轉化大腸桿菌jm109 ( de _ 3 ) ,得到具有momp抗原性的表達蛋白,為研究momp的生物學功能以及研製沙眼衣原體基因工程亞單位疫苗奠定了基礎。
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