reverse transcription pcr 中文意思是什麼

reverse transcription pcr 解釋
逆轉錄pcr技術
  • reverse : vt 1 使顛倒，使倒轉，使反轉；使翻轉；翻（案）。2 掉換，交換。3 使成正相反的東西，完全改變。4 【機...
  • transcription : n 謄寫，抄寫；轉錄；抄本，繕本，副本；轉寫，翻譯；【音樂】樂曲改作；【無線電】錄音；錄音廣播；（...
  • pcr : PCR ＝polymerase chain reaction 【生物化學】聚合酶聯鎖反應〈此項技術可用以復制犯罪現場發現的DNA小樣，從而有助於破案〉。
  1. A pair of primers were chemically synthesized based on the cdna sequence of hog cholera virus strain brescia and used to amplify the cdna fragments of envelope glycoprotein e2 gene of hclv which coding the major protective antigen by reverse transcription - polymerase chain reaction ( rt - pcr ) from total intact rna extracted from infected calf testicle cell culture by hclv

    以豬瘟兔化弱毒犢牛睪丸細胞毒（ hclv ）中提取的細胞總rna為模板，以rt - pcr技術，擴增出了完整e2基因的cdna片段。經電泳、酶切分析，證實了所擴增片段為e2基因特異性片段。
  2. The nucleoprotein ( n ) gene of three strains and glycoprotein ( g ) gene of 119, gxbm were amplified by reverse transcription - polymerase chain reaction ( rt - pcr ), respectively

    對三株的n基因和119 、 gxbm株的g基因進行了rt - pcr擴增、克隆和測序。
  3. Described here is the cloning and characterization of a new trichome - specific - promoter in arabidopsis. by ddrt ( differential display reverse transcription ) - pcr and reverse northern, a 280bp sequence is acquired from the epidermal in viciafaba, which is specially expressed in the epidermal. then using race, we abtain a 3. 0 kb gene segment including the 3 ' end full sequence and the 5 ' end partial sequence of the 280bp segment

    首先，我們利用差異顯示技術和反northern技術，以蠶豆葉肉細胞為對照，從蠶豆葉片表皮細胞中克隆出長280bp的新的表皮特異表達基因片段，再通過race技術獲得此基因片段的3 』端全序列和5 』端部分序列。
  4. Then the plasmid was extracted from them and determined by dna calculator. the protoplast that contain growth hormone releasing factor injected into rabbit muscle and mouse muscle after it were treated by 1 % glutaral, pay it to electric stimulation in muscle of injection site and extract omni - rna from injection site of rabbit muscle, expression of grf were detected by reverse transcription and pcr ; ratio of expression of grf were detected by elisa. extract dna form injection site of mouse muscle to research time of expression

    本實驗是將含grf重組質粒的jm109菌株大量培養，用堿裂變法提取質粒，用dnacaculator定量；制備含grf的原生質體，經1的戊二醛處理后注射於家兔肌肉，在注射部位給予電刺激，提取總rna ，用rt - pcr檢測grf在肌肉中的表達；用elisa法定性檢測grf在肌肉中蛋白質水平的表達；將該原生質體注射于小鼠肌肉中，定期提取dna ，初步探討原生質介導的外源性grf在小鼠肌肉中的表達時間。
  5. Protocol of reverse transcription polymerase chain reaction rt - pcr for infectious haematopoietic necrosis virus

    傳染性造血器官壞死病毒逆轉錄聚合酶鏈式反應操作規程
  6. To further confirm the expression levels of those differentially expressed genes in rat brain of + gz exposure group, the primers for two known genes ( 53 # and 72 # ) and one unknown genes ( 58 # ) were designed for semi - quantitative reverse transcription polymerase chain reation ( rt - pcr ), using gapdh as the reference

    4 、進一步驗證了通過ssh方法得到的差異表達基因片段在+ 1ogz重復暴露腦組織中的差異表達情況。對兩個己知基因克隆53 # 、 72 #及一個新基因克隆58 #分別設計引物，以gapdh為內參照，進行半定量rl 、 pcr反應。
  7. The centre for health protection of the department of health today november 18 received a report from the university of hong kong that laboratory tests using reverse transcription polymerase chain reaction rt - pcr method on three out of the seven specimens taken from patients of the caritas medical centre outbreak yielded positive results to parainfluenza virus, but all the seven specimens were negative for other common respiratory pathogens

    生署生防護中心今日十一月十八日收到香港大學的報告，明愛醫院病童的七個樣本經大學完成反轉錄-聚合鏈反應rt - pcr測試后，其中三個樣本證實對副流感病毒呈陽性反應，但是所有七個樣本均對其他常見的呼吸道感染病原體呈陰性反應。
  8. In this study, we designed a pair of primers based on the sequence of the upstream and downstream of chicken il - 2 gene. about 600 bp chicken il - 2 cdna fragment was cloned from cona - stimulated chicken splenocytes by reverse transcription - polymerase chain reaction ( rt - pcr ) and was subcloned into puc18 vector. recombinant clone was demonstrated by restriction enzyme digestion and dna sequencing. next, we construct recombinant plasmid pproex ? t - il - 2. the cdna of chicken il - 2 gene was subcloned into bamh i / hind iii sites of vector. the recombinant plasmid pproex ? t - il - 2 was transformed into e. coli dh5a and the bacteria was induced with iptg. it was demonstrated by sds - page and western blot that a 18kda protein which was equal to chicken il - 2 protein in molecular weight was expressed in e. coli dh5a. the expression level was up to 30 % of the total bacterial proteins. the purified protein was used to prepare the antibody against chicken il - 2 protein

    經酶切鑒定及dna序列測定，該基因為雞il - 2基因，其序列與sundick等報道的完全一致。在此基礎上，我們把雞il - 2基因亞克隆到大腸桿菌原核表達載體pproex ~ （ tm ） ht中，構建重組表達質粒並進行確證性序列測定，重組質粒測序結果表明將編碼雞il - 2成熟蛋白的基因正確地插入到原核表達載體pproex ~ （ tm ） ht的目的位點。重組質粒轉化受體菌dh5後用iptg於37進行誘導培養， sds - page和westernblot分析顯示，表達的雞il - 2融合蛋白分子量約為18kda ，表達的融合蛋白經薄層掃描發現目的蛋白表達量約占菌體蛋白的30 。
  9. The antigenic and genetic variability of porcine reproductive and respirators syndrome virus ( prrsv ) isolates in china were studied by immunofluoresent monolayer assays ( 1fma ) and restriction fragment length polymorphism ( rflp ) of reverse transcription ( rt ) and polymerases chain reaction ( pcr ) amplified - prrsvorfs fragments among 8 chinese isolates

    本研究通過對豬繁殖與呼吸綜合征病毒（ prrsv ）國內分離毒株的gp3 、 gp5和n蛋白的抗原性比較及其orf5和orf7遺傳變異性分析，系統研究了國內分離毒株的抗原特性和遺傳學差異。
  10. After one - step reverse transcription of the rna virus genomes, the viruses " specific dna fragments were amplified by nested three loci pcr, which the amplification system was optimized by uniform design

    選擇合適的核酸抽提方法，一步法抽提hbv 、 hcv及hiv 1的病毒核酸並一步法逆轉錄病毒的rna ，獲得病毒的dna 。
  11. A pair of degenerate primers were designed in the conserved domain which based on the alignment of acbf gene family in tobacco and arabidopsis. a 239 bp fragment was amplified by rt - pcr ( reverse transcription polymerase chain reaction ), which was used as a probe for screening tomato fruit ( pink stage ) cdna library. one positive clone containing entire coding region were isolated, which was identified as a new member of acbf family by blast server, and named as leacbf

    根據genbank （中的擬南芥、煙草acbf家族成員序列比較的結果，在該基因的保守區設計簡並引物（ degenerateprimer ） ，以轉色期普通番茄果實的rna為模板，進行rt - pcr擴增，獲得239bp的擴增片段，以此片段作為探針篩選轉色期普通番茄果實cdna噬菌體文庫，獲得了包含全長編碼區的陽性克隆。
  12. The aim of this study was to investigate the differential expression of mpges and cpges in mouse uterus during early pregnancy and its regulation under different conditions by in situ hybridization and immunohistochemistry. mpges expression in the preimplantation mouse embryos was also performed by reverse transcription pcr ( rt - pcr )

    本實驗首先利用原位雜交和免疫細胞化學的方法，檢測小鼠正常妊娠1 - 8天子宮中mpges和cpges的表達情況，並利用假孕、延遲著床和人工誘導蛻膜化等模型研究mpges和cpges的表達及其調節。
  13. We detected the transcription and translation change of different thrs genes by semiquantitative reverse transcription - polymerse chain reaction ( rt - pcr ) analysisjelisa respectively. at same time the differentiated cell were identified by immunocytochemistry method. results ( l ) nsc induced by mitogens were nestin - positive and incorporated by brdu

    以pdgf 、 t _ 3對nsc進行誘導分化，並分別用rt - pcr半定量法、 elisa法檢測nsc在不同誘導因子作用下分化前後thr各亞型在轉錄與翻譯水平上的表達變化，用免疫細胞化學方法鑒定分化后的細胞類型。
  14. Interferon - is an antiviral cytokine produced by activated t cell and nk cell. it upregulated mhc ii antigen expression, influenced the cellular and humoral immune response and has pleiotropic regulatory effects on immune system. one gene was amplified by reverse transcription - polymerase chain reaction ( rt - pcr ) in splenocytes which was stimulated with cona for 24 hours

    -干擾素（ interferon - ， ifn - ）主要由活化的t細胞及nk細胞產生，具有抗病毒作用，也具有上調mhc （ majorhistocompatibilitycomplex ， mhc ）類抗原分子的表達等作用，是影響機體細胞免疫和體液免疫反應的一類具有多種調節效應的細胞因子。
  15. These results showed that the three isolates were infectious bursal disease virus. the full - length cdna of the genomic segment a of two viruses, one virulent field strain ibdv zj2000 and one attenuated strains ibdv jd1, were amplified in a single step procedure by long - accurate reverse - transcription polymerase chain reaction ( la - pcr ), cloned into pgem - t easy vector, and sequenced

    分別以傳染性法氏囊病病毒zj2000株（野毒株）和jd1株（弱毒株）基因組dsrna為模板，採用long - accuratert - pcr （ la - pcr ）一步法擴增並克隆了兩株病毒的基因組a節段全長cdna 。
  16. The cdna encoding growth hormone ( gh ) peptide was amplified by reverse transcription polymerase chain reaction ( rt - pcr ) method using isolated total rna as template

    應用逆轉錄-聚合酶鏈式反應（ rt - pcr ）技術克隆得到編碼草魚生長激素（ cgh ）的基因cdna ，並定向克隆到puc18載體上。
  17. First, mrna was purified from the total rna extracted from fresh spleens of nonimmunized mice of kunming, then the cdna library was achieved via reverse transcription pcr. gene fragments encoding v

    首先從未免疫小鼠的脾臟中提取總rna ，分離出mrna ，經逆轉錄合成其總cdna 。
  18. Infectious bursal disease virus has been a great concern for the poultry industry for a long time, particularly for the past decade when its " re - emergence " in variant or highly virulent forms. in this study, two sets of primers ( pta and pts, ibda and ibds ), flanking the hyper - variable region of vp2 gene, were designed to run a reverse transcription polymerase chain reaction ( primary rt - pcr ) and nested - pcr. both of these assays can amplify all of 12 reference strains which including pathotypes cibdv, vvibdv and vibdv, but not the 5 negative reference pathogens of chicken

    結果12個參考毒株均能擴增出約679bp的目的片段，而陰性對照的常見5種雞病病原：雞新城疫病毒（ ndv ） 、雞傳染性支氣管炎病毒（ ibv ） 、雞傳染性貧血病毒（ caiv ） 、大腸桿菌和多殺性巴氏桿菌均沒有擴增到任何片段；應用建立的技術對疑似ibd的34份臨床病料進行檢測，並同時在基礎rt - pcr擴增的片段內設計另一對引物進行nested - pcr 。
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