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三种病原体核酸检测用假病毒标准品的制备和评价

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本文通过制备和定值的人类免疫缺陷病毒、狂犬病毒、新型冠状病毒的标准品,使用内部含有特异性核酸序列的慢病毒体系进行假病毒包装和基因测序,并采用数字PCR方法定值,对其均匀性、稳定性和适用性进行评价,从而确定特征量值及扩展不确定度(k=2).结果表明:3种假病毒核酸序列与NCBI数据库中的序列一致.
Preparation and Evaluation of Pseudovirus Standards for Ucleic Acid Detection of Three Pathogens
In this paper,the standard products of human immunodeficiency virus,rabies virus and novel coronavir-us were prepared and valued,and the lentivirus system containing specific nucleic acid sequence was used for pseudovirus packaging and gene sequencing,and the uniformity,stability and applicability of the lentivirus were e-valuated by digital PCR method,so as to determine the eigenvalue and extended uncertainty(k=2).The results showed that the nucleic acid sequences of the three pseudoviruses were consistent with those in the NCBI database.

novel coronavirushuman immunodeficiency virusrabies virusdigital PCRfake virus standard

林婧、范宇宸、侯春燕、王齐鑫、雍雪青

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南京市计量监督检测院

新型冠状病毒 人类免疫缺陷病毒 狂犬病毒 数字PCR 假病毒标准品

2024

计量与测试技术
成都市计量监督检定测试所

计量与测试技术

影响因子:0.175
ISSN:1004-6941
年,卷(期):2024.50(10)