ArticleJournal of clinical microbiology2018
Subpopulation Primers Essential for Exhaustive Detection of Diverse Hemagglutinin Genes of H5 Subtype Avian Influenza Viruses by Loop-Mediated Isothermal Amplification Method.
Article in Journal of clinical microbiology, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.
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Who cites it
3 citing papers in PubMed, 2 citations in OpenAlex.
- Development and validation of a LAMP assay for detection of genetically diverseFrontiers in microbiology · 2026Article
- Broad detection and quick differentiation of bovine viral diarrhea viruses 1 and 2 by a reverse transcription loop-mediated isothermal amplification test.The Journal of veterinary medical science · 2021Article
- Development of Reverse Transcription Loop-Mediated Isothermal Amplification Assay for Rapid and On-Site Detection of Avian Influenza Virus.Frontiers in cellular and infection microbiology · 2021Article
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Authors and funding
10 authors at 2 institutions in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Loop-mediated isothermal amplification (LAMP) is a potential screening test for avian influenza (AI), but its narrow detection spectrum limits its applications. To improve this narrow detection spectrum, 3 types of primers were compared for detection of diverse H5 subtype hemagglutinin (HA) genes. Four and 6 genes, of 10 genetically different H5 HA genes tested, were detected with S primers specific for A/duck/Tsukuba/9/2005 (H5N2) and with M primers (which contained mixed bases), respectively. In contrast, all 10 HA genes became positive with population primers (P primers) (a mixture of primers designed for each subpopulation of 2,202 HA genes). Our study indicated that the P primers for the forward inner primer (FIP) and backward inner primer (BIP) sites were essential for exhaustive detection, whereas those for the F3, forward loop (FL), backward loop (BL), and B3 sites were exchangeable with M primers. A base mismatch experiment demonstrated that HA genes with ≤2 base mismatches per primer site and ≤10 base mismatches per HA gene were amplifiable. Reverse transcription-LAMP was broadly reactive, specific for H5 subtype HA genes, and applicable to field samples, with the sensitivity of real-time PCR. The
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