EARLY RELEASE: Population Point Prevalence of SARS-CoV-2 Infection Based on a Statewide Random Sample - Indiana, April 25-29, 2020

Published on July 21, 2020

This report describes random sample testing of persons aged ≥12 years in Indiana to assess the prevalence of active COVID-19 infection and SARS-CoV-2 antibodies.

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CrAssphage as a Novel Tool to Detect Human Fecal Contamination on Environmental Surfaces and Hands

July 21, 2020
CrAssphage is a recently discovered human gut–associated bacteriophage. The presence of crAssphage does not correlate with norovirus contamination but rather with human fecal contamination. Detection of crAssphage on environmental surfaces might help to better assess exposure risk for human norovirus in public areas (e.g., on cruise ships) as well as help to identify frequently touched surfaces th

Controversial ‘human challenge’ trials for COVID-19 vaccines gain support

July 22, 2020
Some researchers have advocated a fast way to determine whether a COVID-19 vaccine works: Intentionally attempt to infect vaccinated volunteers with the virus, SARS-CoV-2. Ethicists and vaccine scientists alike raised red flags, and the discussion has remained mostly theoretical. But now two key elements are taking shape: a large corps of volunteers willing to take part in a “human challenge” tria