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. 2021 Jul 2;296:114227. doi: 10.1016/j.jviromet.2021.114227

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Since January 2020 Elsevier has created a COVID-19 resource centre with free information in English and Mandarin on the novel coronavirus COVID-19. The COVID-19 resource centre is hosted on Elsevier Connect, the company's public news and information website. Elsevier hereby grants permission to make all its COVID-19-related research that is available on the COVID-19 resource centre - including this research content - immediately available in PubMed Central and other publicly funded repositories, such as the WHO COVID database with rights for unrestricted research re-use and analyses in any form or by any means with acknowledgement of the original source. These permissions are granted for free by Elsevier for as long as the COVID-19 resource centre remains active.

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Fig. 2 — Specificity of SARS-CoV-2 RPA-LF. Selected primer pair for RPA-LF (N1 Fw and N3 Rv) and N1 RPA-LF probe were assessed at 42 °C for 40 min. No cross-reactivity was observed using 20,000 genome copies/reactionof SARS or MERS.