Fig. 1: Replicate RNA extraction and analyses for SARS-CoV-2 RNA.
From: Measurement of SARS-CoV-2 RNA in wastewater tracks community infection dynamics

a, Comparison of SARS-CoV-2 RNA concentration between two replicates (Rep 1 and Rep 2) using the N1 primer set. b, Comparison of SARS-CoV-2 RNA concentration between two replicates using the N2 primer set.