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. 2023 Jan 26;6(1):49. doi: 10.1007/s42114-023-00630-7

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Fig. 5 — a, b DPV and calibration plots for the detection of SARS-CoV-2 standard using S-probe. c, d DPV and calibration plots for the detection of SARS-CoV-2 standard solutions using ORF 1b-probe in a solution containing 1.0 M KCl and 0.2 M K₃[Fe(CN)₆]