COVID-19

COVID-19 Molecular test EUAs summary

What's in a test? Or better yet what's in 55 SARS-CoV-2 / COVID-19 molecular diagnostic tests? Plenty. 55 FDA EUAs indicate that nine different test formats are used, ranging from RT-PCR, to digital PCR, to isothermal amplification, to LAMP with a CRISPR enzyme.

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Molecular profile of a SARS infection

The numbers of SARS-CoV-2 / COVID-19 diagnostic tests are exploding. These tests detect either viral RNA or antibodies to virus particles. But, which is best? That, of course, depends on what question is being asked. Read more

Growt of bio databases 2020

This year, I'm a little late with my post on the Nucleic Acids Research (NAR) database issue . While I was procrastinating, a pandemic broke out. So, unsurprisingly, this year's database topic is viruses. The NAR archive lists more than 32 databases related to viruses. Of these, 22 are still operational and five of the databases have information about SARS-CoV-2. Read more

Our schools are closed. The farmers market is suspended. Spring sports are not happening. And our grocery stores look like this:

Like many residents, I'm torn between enjoying the sun, or anxiously pacing around the house and getting teary eyed over the #SeattleWeGotThis hashtag on Twitter . The historians say we can cope by ... Read more

Novel Coronavirus SARS-CoV-2 Credit: NIAID-RML
Novel Coronavirus SARS-CoV-2
This transmission electron microscope image shows 2019-nCoV, the virus that causes COVID-19, isolated from a patient in the U.S., and emerging from the surface of cells cultured in the lab.
Credit: NIAID-RML

Note: the official name for the disease is COVID-19. The virus that causes the disease is known as nCoV, and 2019-nCoV, and sometimes SARS-CoV-2.

Resources for teaching :

1. Coronavirus images from NIAID-RML , from the ... Read more

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