COVID-19 wastewater testing proves effective in new study

EurekAlert! | Dec 12, 2021 at 1:00 AM
  • One limitation of wastewater testing: It could not distinguish between new infections and virus found in stool from those who had recovered and were no longer contagious.
  • In a scientific paper outlining their findings, the researchers describe how they collected and tested the samples, noting that refrigerating the samples on ice adequately preserved them for testing that same day.