rt pcr 中文意思是什麼

rt pcr 解釋
逆轉錄
  • rt : 1. radiotelegraphy 無線電報術。2. radiotelephony 無線電話術。
  • 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. 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。
  2. 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。
  3. We isolated the badh cdna ( acbadh ) from the halophyte atriplex centralasiatica iljin using rt - pcr and the deduced protein sequences showed high similarity with other plants

    我們以鹽生植物中亞濱藜( atriplexcentralasiaticailjin )為材料,用pt - pcr方法克隆了badhcdna 。
  4. In this study five recombinant plasmids containing hn ( hemagglutinin - neuraminidase ) genes of ndv ( newcastle disease virus ) were constructed, hn genes were amplified by reverse transcriptase - polymerase chain reaction ( rt - pcr ) and were inserted directly into eukaryotic expression plasmid pcdna3

    應用反轉錄-聚合酶鏈反應( rt - pcr )獲得兩株新城疫病毒( ndv )血凝素-神經氨酸酶( hn )基因cdna ,然後定向插入真核表達質粒pcdna3中,構建了含hn基因的重組質粒。
  5. 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。
  6. The rna genome of virus used for rt - pcr can be isolated not only from the infected chicken embryonated fluids, but also directly from tissue homogenate of field samples. the detection results of 67 field samples were identical with that of the conventional diagnosis

    本方法只需一個rt - pcr反應,整個過程在8小時內完成,既可取感染雞胚尿囊液檢測, 2002年)丫h人《 『 wif寸它義:也可從病料直接檢測。
  7. G gene of rabies virus m, the of two main regions ( about 1000nt ), ranging from 3161nt to 4162nt and ranging from 4012nt to 4863nt of glycoprotein gene of rabies virus strain m, isolated from mouse in he nan, china were amplified by reverse transcriptase - polynerase chain reaction ( rt - pcr ) in order to complete glycoprotein gene of strain m. these regions were sequenced by the produce of pcr directly. comparison and analysis of nucleotide sequence and amino acid sequence deduced with that of other strains published was performed by computer with dnasisv 2. 5demo software

    本研究對我國河南某地野鼠體內分離的狂犬病野毒株mrv基因的3161位? 4162位( 1001個堿基)和4012位? 4863位( 851個堿基)片段進行了反轉錄pcr擴增和序列測定,得到mrv的糖蛋白基因全序列,用dnasisv2 . 5demo分析軟體,與已發表的代表性毒株g基因全序列進行核苷酸和氨基酸序列的比較分析,結果表明在同一基因型中, mrv和國際標準攻毒株cvs的同源性最高( 96 . 5 ) ,和中國減毒株ctn的同源性最低( 79 . 8 ) 。
  8. 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。
  9. Detection of arabis mosaic virus by one - step rt - pcr

    檢測南芥菜花葉病毒方法的建立
  10. Gene engineering based on reducing na + toxicity creats a new approach to plant salt tolerance. this is the first time expressing of sod2 in arabidopsis thaliana and maybe attribute to research the ion homeostasis in the cell. the sod2 gene was isolated from s. pombe by rt - pcr method and confirmed by sequencing

    雖然sod2基因已經克隆,但是sod2在高等植物中異源表達及對其影響還未見報道,因此sod2基因在擬南芥中過量表達,對研究細胞的離子均衡及運用基因工程手段有效地提高植物的抗逆性具有重要意義。
  11. K01458, 1284bp ), we designed the primers and regard the pcr productions as the internal standard. then by using rt - pcr analysis, high levels of expression of emu ghrelin mrna were detectable in proventriculus were detected, low levels of expression of duck ghrelin mrna were also detectable in lung muscle ileum duodenum corpus striatum cerebellum brain stem and gizzard

    K01458 , 1284bp )設計引物,以其pcr產物作為內標,分別以鴯鶓各個組織反轉錄產物為模板,通過多重pcr的檢測ghrelin的mrna在鴯鶓的各個組織中表達情況,結果發現ghrelin的mrna在鴯鶓ghrelin的mrna除在腺胃特異表達外,在肺、肌肉、回腸、十二指腸、紋狀體、小腦、腦干、肌胃也有少量表達。
  12. In this paper, a field strain of infectious bronchitis virus was isolated from proventriculus tissue, morphological observation by electron - microscope and the biological characterizations of the virus were studied, pairs of specific primers are designed and synthesized in correspondence with them, according to the published sequences of infectious bronchitis virus three structural protein ( spike protein s membrane protein m nucleocapsid protein n ) genes, the cdna of si gene, s2 gene, m gene. n gene of ib v isolate lx4 were amplified by rt - pcr and full sequences were first reported

    在此基礎上,根據國內外已發表的ibv基因序列,分別設計特異性引物,應用不同引物進行反轉錄合成cdna ,分片段對ibv的主要結構基因進行pcr擴增,並分別將各個目的片段克隆到puc19載體上,在大腸桿菌dh5中實現目的基因的分子克隆,經藍白斑篩選、限制性內切酶分析、 pcr鑒定,篩選出重組陽性質粒,並對各個目的基因片段進行序列測定,從而獲得ibv主要結構基因全序列。
  13. Ghrelin regulates pituitary growth hormone ( gh ) secretion. in the study, we obtained the cdna sequences of preproghrelin and the cdna encoding the ghrelin of duck, goose and emu by using rt - pcr and 3 " - race methods. and then deduced the amino acid sequences of preproghrelin and ghrelin in duck. goose and emu. sense and antisense primers were designed on the basis of chicken ghrelin cdna sequence ( dest accession no. ab075215, 836bp ) and proventriculus cdna was performed as the template

    Ab075215 , 836bp )設計引物,以鴨、鵝、鴯鶓腺胃cdna為模板,通過rt - pcr及3 - race的方法,將各個產物經過回收,再經連接轉化,克隆測序,拼接后得到鴨、鵝、鴯鶓preproghrelin基因的cdna序列及ghrelin的cdna序列,並由此推測出preproghrelin及ghrelin的氨基酸序列。
  14. The aim of this study was to examine ppar5 expression in rat and mouse uterus during early pregnancy, pseudopregnancy, delayed implanation, artificial decidualization and regulation by steroid hormone treatment by in situ hybridization and inununohistochemisny the expression of ppar gene in preimplanation embryo was also determined by rt - pcr

    本實驗以大鼠和小鼠為材料,利用原位雜交和免疫組化方法檢測了ppar基因在早期妊娠子宮中的表達,並利用假孕、延遲著床、人工蛻膜化及激素處理等模型研究ppar基因在子宮中的表達與調節。
  15. Improvement of competitive rt - pcr in quantification of per1 gene expression

    1基因表達中的應用
  16. Detection of rubella virus gene by rt - pcr

    聚合酶鏈反應檢測風疹病毒基因
  17. Quantitative rt - pcr assay involves lightcycler ? technology

    切應力作用時間分別為1h和2h 。
  18. Semi - quantitve rt - pcr also confirmed the above results

    半定量rt一pcr亦證實上述結果。
  19. The sucking mouse brain were inoculated with mdj - 01 strain to make electron microscopic examination, results showed that the virus was a spheral particle with membran which had a diameter of about 40 nm. by indirect fluorescent antibody test mdj - 01 strain was identified with tbev. a part of region encoding e protein was expanded by rt - pcr and sequenced. the nucleotide sequences of two strain viruses were compared with sequences in genbankjsequence homology analyses revealed mdj - 01 strain and senzhang strain had the highest homology with tbev oshima5 - 10, respectively, which were 95 %, 94 %. mdj - 01 strain was identified with tbev again

    應用間接免疫熒光試驗進行血清學鑒定,結果表明mdj - 01株為tbev 。通過rt - pcr技術擴增部分e蛋白序列並測序,在genbank上進行同源性比較,發現mdj - 01株和森張株與tbevoshima5 - 10株的同源性最高,分別為94 、 95 ,從分子生物學水平上進一步證明mdj - 01株病毒為tbev 。在鑒定的基礎上,本實驗對兩株病毒進行了核苷酸全序列測定。
  20. Dig labeled probe hybridization with solid pcr product was performed as well as electrophoresis of liquid product, this method combines rna purification, pcr amplification and nucleotide probe hybridization detection together and has many advantages including better rna purity, less time consumption, reliable positive reaction and 10 times sensitivity as rt - pcr gel running detection, reduce false positive result, unpurified nucleotide requirement, loug infected plant organism can be detected by solid hybridization

    2 )結果可靠,雜交特異性誘捕目的片段,同時去除了核酸中存在的pcr抑制物質,減少了因核酸提取不純造成的漏檢現象,結果輸出通過雙重判定保證了結果的可靠性。 3 )靈敏度高,通過雜交進行結果判定,靈敏度比傳統的rt干cr大約高10倍。
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