基于PCR反向斑点杂交技术的32型生殖道人乳头瘤病毒基因分型方法的建立
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上海市卫生和计划生育委员会重点项目(201440020)。


Establishment of a genotyping method for the detection of 32 types of genital tract human papillomaviruses based on a PCR reverse dot blot array
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    摘要:目的:建立基于PCR反向斑点杂交技术(PCR-RDB)的32型生殖道人乳头瘤病毒(HPV)基因分型方法。 方法:设计并合成基于MY09/11的HPV型特异性引物和探针;以HPV载体和临床样本为模板,用自建的PCR-RDB法对300例临床宫颈脱落细胞进行HPV分型检测,并与商品化的PCR-RDB法检测结果进行比较。 结果:自建的PCR-RDB法的特异性、准确性和重复性良好,其对39和51型HPV的最低检测限为50拷贝/反应,其余各型别HPV最低检测限为5拷贝/反应。用自建的PCR-RDB法对300例临床样本进行HPV分型的总阳性率、单一感染率和多重感染率分别为18.67%(56/300)、12.33%(37/300)、6.33%(19/300),与商品化试剂的检测结果均无统计学意义(χ2分别为0.744,0.597和0.118,P均>0.05)。两法一致性检验的Kappa值为0.889(P<0.01)。 结论:成功建立了灵敏度、特异性高,重复性良好,适合临床上对32型HPV分型的PCR-RDB法。

    Abstract:

    Abstract: Objective:To establish a genotyping method for the detection of 32 types of genital tract human papillomaviruses(HPV) based on a PCR reverse dot blot(PCR-RDB) assay. Methods:HPV genotype specific primers and probes based on MY09/11 were designed and synthesized, and a genotyping method based on PCR-RDB was established. Then, the established method was evaluated by HPV vector and used to detect the types of 300 clinical cervical cells samples. The obtained results were compared with those from a commercial PCR-RDB method. Results:The established HPV PCR-RDB method had good specificity, accuracy and repeatability. The lowest HPV detection limits were 50 copies/reaction and 5 copies/reaction for 39 and 51 types of HPV and the other types, respectively. The total positive rate, single infection rate and multiple infection rate for 300 clinical samples detected by the established PCR RDB method were 18.67%(56/300), 12.33%(37/300) and 6.33%(19/300), respectively, and there was no statistical significance when compared with the results from the commercial PCR RDB method(χ2 values were 0.744, 0.597 and 0.118, respectively, and all of P>0.05). The Kappa value for the consistency test of the two methods was 0.889(P<0.01). Conclusion:A PCR-RDB method for the genotyping of 32 types of genital tract HPVs is successfully established, which has fine sensitivity, specificity, and repeatability, and is suitable for the detection of clinical samples.

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黄学文,赵琪,赵兰静,朱菊平,吴玉梅,潘杰.基于PCR反向斑点杂交技术的32型生殖道人乳头瘤病毒基因分型方法的建立[J].临床检验杂志,2015,(9):648-652

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  • 收稿日期:2015-07-28
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  • 在线发布日期: 2016-01-21
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