Fig. 2From: Monitoring SARS-CoV-2 variants in wastewater of Dhaka City, Bangladesh: approach to complement public health surveillance systemsThe Log10 SARS-CoV-2 ORF1ab and N gene concentration measured in wastewater samples from environmental surveillance in Dhaka city from Sep 2020 to May 2021. The concentration was measured in per liter of wastewater sample. The Median Log10 concentration for ORF1ab was 4.9 gc/L (A) and for N gene 5.2 gc/L (B)Back to article page