純化病毒 的英文怎麼說
中文拼音 [chúnhuàbìngdú]
純化病毒
英文
purified virus- 純 : 形容詞1 (純凈; 不含雜質) pure; unmixed 2 (純粹; 單純) simple; pure and simple 3 (純熟) skil...
- 病 : Ⅰ名詞1 (疾病; 失去健康的狀態) illness; sickness; disease; malum; nosema; malady; morbus; vitium...
- 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...
- 純化 : purification; purifying; depuration; edulcoration; purify
- 病毒 : [醫學] virus; inframicrobe (濾過性)
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Newcastle disease virus ( ndv ) strain 695, a thermostable nature avirulent strain, were replicated in embryonated chicken eggsand its rna was extracted from allantoic fluid. referred to the reported sequence of f gene, a pair of primers were designed and synthesized. f gene of ndv b95 strain was amplified by rt - pcr, the pcr products were checked by agrose gel electrophoresis and purified by agrose gel fracion method
利用從國外引進的新城疫熱穩定性天然弱毒b _ ( 95 )株接種spf雞胚繁殖病毒,經處理后提取病毒的基因組rna ,參考國內外發表的ndv融合蛋白基因序列,設計一對特異性引物,經反轉錄聚合酶鏈式反應( rt - pcr )擴增出約1700bp大小的特異性片段,將此片段回收純化后,利用t - a克隆技術將其克隆到pgem - t - easy克隆載體中,再轉化大腸桿菌jm109感受態細胞,轉化后經分子量比較、 pcr鑒定和酶切分析篩選陽性克隆。Porcine transmissible gastroenteristis is an importan contagious disease endangering the development of swine. in other to establish a rapid diagnosis method and provide effective immunogenic products, the nucleoprotein ( n ) gene of porcine transmissible gastroenteristis virus ( tgev ) was cloned. expressed and its expressed product was purified
為建立對豬傳染性胃腸炎快速有效的診斷方法,並試圖在預防上提供有效的免疫制劑,本論文首次在我國對豬傳染性胃腸炎病毒核衣殼蛋白基因進行了克隆、鑒定、表達及重組核蛋白的純化;並在細胞上對重組核衣殼蛋白抗體的中和效力進行了測定。The newly molted 5th instar larva of silkworm bombyx mori was infected with the recombinant virus
另外,通過共轉染和篩選純化獲得了攜帶appa基因的重組家蠶桿狀病毒。Washed air purifier working principle : siphon and using centrifugal principle will be mixed in water pure plant essential oils inhaled through its siphon principle the motor base coaxial centrifugal turbines in the bottom of straw through exchanges cover a very high - speed rotary motor, reuse centrifugal principle, will be mixed in water pure plant essential oil spray bottle in the form within a water film bile, the dust in the air and inhaled bacteria in water purification at the same time after the indoor air insufflation, quickly and efficiently by removing indoor toxin biological, dust, cigarette smoke, the smell, virus
水洗空氣清新機工作原理:是利用虹吸以及離心原理;將混合於水的純植物精油通過虹吸原理吸入其電機底座的同軸離心渦輪下部的吸管中,通過交流罩極電機高速旋轉,再利用離心原理,將混合於水的純植物精油噴在瓶膽內形成一層水膜,將空氣中的灰塵以及細菌吸入水中,同時將經過凈化的空氣吹入室內,快速有效地去除室內的有毒素生物、灰塵、煙味、臭味、病毒等。The cells were harvested and total e. coli proteins were detected by sds - page to select expressed strains. western - blot analysis of the gel that showed a band of similar size was the major protein immunoreactive with the anti - 6xhis mab
Rpoifn經部分純化並充分復性后,用細胞病變抑製法測定rpoifn的抗濾泡性口炎病毒( vsv )活性。The virus was purified by ultracentrifuge. according to the ns gene sequence published by genbank, one primer t - 1 was designed to amplify the cdna by reverse transcript. the other primers nsl - u / ns1 - 1 and ns2 - u / ns2 - 1. hns2 - u were designed to amplify the ns1, ns2 and hns2 gene
本實驗用接種雞胚的病毒增殖方法獲得了a / chicken / mudanjiang / 0823 / 00 ( h9n2 )分離株的大量增殖,增殖病毒經差速離心進行純化,經超迷離心濃縮。The research consist of four parts. the first part is multiplication, purification and electron microscope examination of the avian encephalomyelitis virus. a 1 : 5 dilution of isolate - nh937 of aev and control group of pbs were inoculated to susceptible 6 - day - old chickens embryos. respectively. after incubation for 10 days, the urinay vesicle liquid was collected. making a comparison the size of the chickens embryos between the test group and the control group, the results showed that the size of the control group is bigger than that of the test group. purified virions were examined under the electron microscope, the result revealed that there are a lot of virions and the aev - nh937 was multiplicated in embryos. the second part was seguence analysis of the genome of the aev - nh937. nine pairs of primers were designed according to published calnek vaccine strain of aev
本研究共分四個部分:第一部分為aev的增殖,純化和電鏡觀察,用1 : 5倍稀釋的aev - nh937株和陰性對照pbs分別經卵黃囊接種於6dspf雞胚,繼續孵化10d后,收集尿囊液。比較接種組和健康對照組雞胚的大小,結果顯示,健康對照組雞胚明顯大於接種組。分離、提純aev ,把純化的病毒在電鏡下觀察,證明確有大量aev病毒粒子存在,說明aev在雞胚中成功擴增;第二部分是aev - nh937基因組的序列測定工作。In order to identifiy the virus further, a set of double nested primers for canine coronavirus was selected. the primers were designed in s gene region from ccv including two pairs of primers : ccvfl - ccvrl, ccvf2 - ccvr2. the first is a pair of outer primer, and can amplify a fragement of 1086bp. the second is a pair of inner primer. and can amplify a fragement of 515bp. using the nested primers, many ccv strains can be identificated including k378, insave - l, ccv 1 - 71 etc. synthesizing this set of primers, we selected the panda ' s liver - tissue materials and some different passages of viral culture to amplify by rt - pcr, and all of them respectively gained two target fragements of 1086bp and 515bp, but the control cell did not
合成該套式引物,選擇大熊貓原代病料和病毒各代細胞培養物,經套式( nested ) rt一pcr擴增,可得到一與設計值5巧bp相符的dna片段,經bst一xl ( 590 , 1110 )酶切鑒定,證明該擴增片斷為特異性片段;回收大熊貓肝組織原代病料和細胞培養物第2 、 3 、 29代的ccvfz一ccvrz擴增片段,純化,送生物公司測序。Recombinant fpvs were selected and purified by blue plaques expressing 3 - galactosidase. the expression of foreign genes in rfpvs were confirmed by ifa. trails for evaluating protective efficacy of rfpvs against very virulent mdv or aiv challenge
純化后脂質體轉染,藍斑篩選純化得到穩定的重組病毒rfpv - ps - ha - pe / l - f ,間接免疫熒光法證實, ha基因和f基因同時得到了表達。The gold particles and virus could be seen binded together in the electronic microscope, which indicated the activity of purified igg was high. clinical application of hyperimmunalserun was used to treat dogs with clinicalsigns compatible with canine distemper and parvovitus enteritis
將純化的igg與提純的cdv 、 cav病毒反應後分別與膠體金標記的spa結合,在電鏡下可清楚地觀察到病毒與膠體金顆粒的結合,說明提取的igg的效價、活性較高。Our efforts were taken to lay the foundation of further studies on cloning and function of new genes in fish. the construction and evalution of the a, gtlo cdna library of grass carp leukocytes are described. total rna was extracted from head - kidney leukocytes using single - step method of rna isolation by acid guanidinium thiocyanate - phenol - chloroform extraction
本文第一部分取病毒感染36小時后的草魚頭腎並分離白細胞,用改進的異硫氰酸胍一步法從其中提取總rna ,磁珠法分離純化mrna ,電泳檢測其質量。The pbacph - egf plasmid dna was used to co - transfect bmn cell with the modified bombyx mori baculovirus bm - bacpak dna, which was first linearized by aocl. after two rounds of plaque isolation, the recombinant virus ( named bmbacph - egf ) was further verified with pcr and dot hybridization. the recombinant bmbacph - egf virus was used to infect bmn culture cells at a moi of 10
重組轉移載體dna與經bsu36i酶切線性化的修飾型病毒bm - bacpakdna共轉染家蠶bmn細胞,兩輪空斑篩選和純化,獲得重組病毒rbmbacph - egf ,經pcr擴增、 dna點雜交等方法鑒定證實重組病毒中已正確插入ph - egf融合基因。Amplified in e. coli xi - blue, the eluted phage in the third rounds was poured onto lb / iptg / xgal plate. we selected randomly 18 clones and amplified them, then confirmed positive clones by elisa
經雙抗體(流感病毒的多抗和辣根過氧化物酶標記m13噬菌體抗體)夾心elisa鑒定的陽性克隆有12個,分別將其純化、並進行dna序列分析。Two strains of prrsv were isolated from the swine infected with prrsv in shangdong province and daqing area, in order to clarify the source and genetic background of porcine reproductive and respiratory syndrome virus ( prrsv ) from different parts of china, thus providing theoretic basis for the study of vaccine against it. the prrsv was cultured on mark - 145 cells for 5 ~ ~ 6 passages. when the cpe was obvious, the virus was harvested and purified
為了弄清我國不同地區prrsv的來源以及其遺傳學背景,為疫苗學研究提供理論根據,本研究在ch - 1a株完整的基因組獲得以後,從流行於我國山東( sd )和黑龍江大慶( dq )地區疑似prrs的豬體內分離到prrsv ,在mark - 145細胞上盲傳5 6代,細胞出現明顯病變以後,收獲病毒液,然後提純,提取全病毒rna ,經過反轉錄、 pcr擴增獲得結構基因orf2 7的目的基因片斷,然後與pmd - t載體連接,轉化,得到陽性質粒后進行測序,並將其與ch - 1a株進行了比較分析,同時對這兩個毒株的結構基因組的理化性質進行分析。Finally, a tranfer vector named as pltk - ha was constructed based on pltk - uni with insertion of ha gene of h3 subtype srv. the pltk - ha and prv bartha - k61 genomic dna were co - transfected into 50 - 70 % confluent vero cells in 6 - cm dishes. based on the expression of lacz gene, recombinant prv were selected and purified by blue - colored virus plaque
利用脂質體介導的方法,將pltk - ha與prvbartha - k61基因組共轉染于亞單層vero細胞,依據報告基因lacz在細胞中的表達,篩選藍色蝕斑的重組病毒,經數次蝕斑純化后, pcr鑒定、 western - blot分析。Successfully cloned and constructed infectious full - length cdna of attenuated lapinized csfv chinese - strain ( derived from spleen ) could make us get pure rna virus genome of csfv c - strain, and further study and utilize mutation, deletion, insertion and substitution of csfv gene on dna molecular level
中國豬瘟兔化弱毒(脾淋毒)全長感染性cdna的克隆和構建,可以使我們得到純粹的csfvc -株rna病毒基因組,在dna水平上研究和利用csfv的基因突變、缺失、插入和替換。In this research, the isolates of tumv from shandong were separated and purified. their biological, serological, cytopathological and particle morphological properties were studied
本研究分離純化了蕪菁花葉病毒的山東分離物,對其生物學、血清學、細胞病理學和粒子形態學特徵進行了研究。In order to get the soluble recombinant eo protein and inspect the protein expression status convinently, the egfp and eo gene were ligated into baculovirus transfer vector. with the co - transfecting sf9 cells of baculovirus recombinant transfer vector and linearized viral dna, and plaque purification in the posttransfection procedure, the pure recombinant baculovirus were harvested, which infected the sf9 cells for amplifying to generate a p - l stock. in the meantime, the fluorescence microscopy detection indicated expressed egfp protein to confirm the heterogenous protein expression of recombinant baculovirus. the pi - stock from a pure plaque was used to generate a high liter p - 2 stock, which was determined in liter as 1. 14 107pfu / ml by performing a plaque assay. when a volume of p - 2 stock infected the sf9 cells with moi 5 - 10 for expression, the strong fluorescence was obeserved on the day 3 of postinfection
此外,為了得到可溶性重組eo蛋白並便於觀察重組蛋白的表達情況,我們將egfp基因與eo基因相連插入昆蟲桿狀病毒轉移載體中,與線性桿狀病毒dna共轉染sf9細胞后通過噬斑純化得到純的重組桿狀病毒,將其感染sf9細胞制備p1種子液,同時用熒光顯微鏡觀察綠色熒光蛋白的表達情況剔除表達效果差的重組桿狀病毒。再用p1種子液感染sf9細胞制備高效價的p2種子液。通過病毒液的梯度稀釋和噬斑測定,確定p2種子液的病毒滴度達1 . 14 10 ~ 7pfu ml 。The mechanism is that the introduced complementary oligonucleotides can bind to the corresponding mrna or double - stranded dna in genome and form partial double - stranded molecules or triple - stranded nucleic acid molecules by sequence - specific and nonsequence - specific antisense action, thus the target gene will be orientationally blocked and expression of the target inhibited so that therapeutic effect could be attained. in this study, we designed a fragment of human c ii ta cdna in antisense orientation using mrna of c ii ta as template. the primers were designed based on 94 - 500 nucleotides segment in 5 " end of ciita gene so that the interested gene contained 407 base pairs which included two aug codons in 1 16 and 188 nucleotides as well as the splicing site between the first and the second exons
本研究設計以c tamrna為模板的反義cdna片段,從c ta基因5 』端第94位到500位核苷酸段設計引物,目的片段407bp ,覆蓋第116和188位兩個aug密碼子,也包含了第一外顯子和第二外顯子間的剪接位點:用常規分子生物學方法構建了反義片段的腺病毒表達載體( padeasy - 1系統) ;腺病毒載體經hek293細胞包裝產生含反義片段的重組腺病毒,用氯化銫密度梯度離心法獲得純化的高滴度腺病毒;進行體外基因轉移,分別用反義片段真核表達載體轉染p388d1細胞和用重組腺病毒感染hela細胞,觀察導入的c ta基因反義rna抑制細胞內組成型或誘導型c ta基因表達的作用,從而達到調控mhc -類分子表達的目的。Pbluebachisc - vp7 was identified and analped by compnding restriction endonuclease, pcr and nested pcr on the basis of the genetic sites of pbluebachisc, which was idenhfied as vp7 gene of prv hafied pbluebachisc - vp7 and barmidn - blue dna were cbeinfected insect cell sro and harvested mmbinan beculovirus 5d later identification with restriction empme and pcr showed vp7 gene has been arembwt comehy with baculovirus dna and namd a - l
純化該重組質粒並與線性桿狀病毒dnabac - n - blue共轉染昆蟲細胞sr9 , 5d后收獲重組病毒。重組桿狀病毒dna分子的pcr及酶切鑒定表明,獲得了prv - vp7基因與桿狀病毒dna的重組子,命名為a - 1代病毒。分享友人