爲實現袋鼠臨床樣(yàng)本中疱疹病毒1型(Macropodid herpesvirus 1,MaHV-1)的出入境快速檢測,基于MaHV-1的gB基因序列設計特異引物和TaqMan探針,建立了一種(zhǒng)MaHV-1熒光PCR檢測方法。試驗結果顯示,該方法隻對(duì)劇空MaHV-1 gB基因呈現特異性擴增,與禽傳染性喉氣管炎病毒、僞狂犬病毒和牛風哥傳染性鼻氣管炎病毒不發(fā)生交叉反應,對(duì)陽性标準質微間粒對(duì)照(pCR-MaHV-1-gB)的最低檢測限爲8個拷貝數/反應。該方法的組内和組間試驗的Ct值變異系數介于0.17%~0.96%之間,具有良好(hǎo)的重現性。試驗村了結果表明,本研究建立的實時(shí)熒空雨光PCR方法可用于袋鼠MaHV-1的病原學(xué)檢測。
Development of a R報大eal-time PCR for Detection ofMacropodi老服d Herpesvirus 1
For rapidly detecting macropodid 長會herpesvirus 1(MaHV-1)in clinic samples from ka匠習ngaroos at entry-exit ports,a real-time PCR was develope拍你d by designingprimers a動森nd probes based 朋計on the sequence of gB gene.業我 The results showed themethod視土 could only amplify the 冷到MaHV-1 gB gene and no cross-rea美你ction with othe家冷rkinds of virus was observed,including infectious來錢 bovine bronchitis 器器virus,avian laryngotracheitis 唱間virus andpseudorabies virus. Th這林e detection limit was 8 copi事空es/reaction for the p從拍ositivestandard plasmid contr視話ol(pCR-MaHV-1-gB). The coefficients of variation(CV)of intra-assay and inter-assay were b慢分etween 0.17 % to 0.票子96 %,showing good repeatability. In c習請onclusion,the established method was appli吃短cable forpathogen白用ic detection of MaHV-1 f請匠rom the kangaroos.
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