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. 2020 Nov 9;15(11):e0241959. doi: 10.1371/journal.pone.0241959

Fig 1. Standard curve for the Xpert® Xpress SARS-CoV-2 assay.

Fig 1

Assay targets both the nucleocapsid (N; empty circle with a dashed line) and envelope (E; filled circle with a dotted line). The curve was produced using serially-diluted gamma-irradiated virus culture (GISAID Accession: EPI_ISL_425177) produced at the National Microbiology Laboratory.