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. 2022 May 25;68(8):1042–1052. doi: 10.1093/clinchem/hvac081

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Fig. 1. — Fragment analysis identifies the SARS-CoV-2 Alpha VOC. (A), Genetic variations of the SARS-CoV-2 Alpha VOC. Black arrows indicate primer binding sites. Stars indicating fluorescent dye (blue, FAM; green, HEX) primer labels; (B), Expected deletions present in the SARS-CoV-2 Alpha variant compared to WT as visualized by fragment analysis; (C), Electrophoretogram representative of 2 patients with WT and Alpha SARS-CoV-2 infections; (D–F), Integrated genome viewer visualization of the WGS reads confirming the presence of the ORF1A:3675_3677del (D), S:69_70del (E), and S:144del (F) initially identified by capillary electrophoresis.