No therapy, no vaccine. At least, COVID-19 survivors can be tested for antibodies and know they’re immune, right?  Wrong. WHO threw cold water on that assumption on Friday, saying there’s no evidence that if you’ve survived COVID-19, you have immunity, according to the …

Antibody tests could play an important role on whether it’s safe to “reopen.” The tests detect whether a person has ever been exposed to the virus—important insight for overall cases counts.   90+ such tests are on the market, but only 1 is FDA-authorized—and accuracy…

Countries that adopted a test, track and treat approach gained an early edge against COVID-19.

Ebola researchers in the Democratic Republic of the Congo have adapted to working in a war zone, Amy Maxmen reports in Nature. A massive vaccination campaign pivoted to deter attacks, researchers are rushing to complete genomic sequencing of virus samples, and an…