by Columbia University School of Engineering and Applied Science This figure shows that there is substantially more cleavage of Remdesivir-RNA (g, h, i) than Sofosbuvir-RNA (a, b, c) by SARS-CoV-2 exonuclease. It is also apparent that Remdesivir-RNA (g, h, i) is cleaved by the exonuclease more rapidly than RNA extended with UMP (d, e, f). The...