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. 2021 Sep 15;429:132472. doi: 10.1016/j.cej.2021.132472

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Fig. 3 — (A) Relationship between the ECL intensity of Au-g-C₃N₄ at 460 nm (green) and PEI-Ru@Ti₃C₂@AuNPs at 620 nm (red) and the concentration of SARS-CoV-2 RdRp gene. (B) The relationship between the ECL ratio (ECL460/ECL620) and the concentration of SARS-CoV-2 RdRp gene.