Last week the FDA granted Abbott Labs an Emergency Use Authorization for their BinaxNOW antigen test. The test costs $5 (materials only) and reads out in 15 minutes, with a 1.5% false positive rate and 2.9% false negative. The BinaxNOW … Continue reading →
Minnesota is the first state to have made a deal with the maker of a saliva test for SARS-CoV-2. When the simplified testing gets ramped up it will more than double the state’s daily testing capacity. Some of us don’t … Continue reading →
Picture the widespread availability of a simple, cheap, at-home Covid test that produces quick results. Perhaps a strip of paper like a pregnancy test. Everyone in the country takes it daily. It would stop this virus in its tracks. On … Continue reading →
The conclusion is early and tentative, but it is good news indeed: Of the thousands of people who were tested for Covid-19 after attending protest rallies in the Cities, only 1% or 2% have tested positive. Public health officials say … Continue reading →
Two things I didn’t know until today: The best test for the presence of SARS-CoV-2, the RT-PCR test, has a false negative problem; and you can be sick from Covid-19 for months (though the average case clears or worsens in … Continue reading →
