Keeping coronavirus vaccines at subzero temperatures during distribution will be hard, but likely key to ending pandemic
The cold supply chain keeps vaccines fresh during distribution, but the current system is nowhere near large enough to distribute the billions of COVID-19 vaccines that the world needs.
Sept. 18, 2020 • ~10 min
Tags: covid-19 coronavirus vaccines immunity supply-chains cold-chain distribution trucks
Reports describe a Hong Kong man who was reinfected with the coronavirus after returning from Europe. Does that mean he wasn't immune after the first infection?
Aug. 25, 2020 • ~5 min
Tags: covid-19 coronavirus pandemic common-cold antibodies sars-cov-2 immunity viruses infection t-cell hong-kong
Approval of a coronavirus vaccine would be just the beginning – huge production challenges could cause long delays
Once a coronavirus vaccine is approved, billions of doses need to be manufactured. Current vaccine production is nowhere near ready, for a variety of reasons, but planning now could help.
Aug. 24, 2020 • ~11 min
Tags: covid-19 coronavirus manufacturing vaccines sars-cov-2 immunity herd-immunity viruses flu-vaccine pharma
Researchers can't agree on topics such face mask, immunity and number of infections. Here's why.
Aug. 7, 2020 • ~8 min
Tags: covid-19 antibodies immunity herd-immunity coronavirus-2020 face-masks
If you have had COVID-19 already, are you protected from another bout of the illness? And is the presence of antibodies in your blood a guarantee of immunity?
Tags: covid-19 immune-system sars-cov-2 immunity immune-response antibody spike-protein
Expanding coronavirus testing is one of the most important tasks public health officials are tackling right now. But questions over accuracy of the two main types of tests have rightly caused concern.
May 6, 2020 • ~10 min
Tags: covid-19 coronavirus antibodies immunity testing anthony-fauci virology blood-test false-positive rt-pcr swab-test
Checking blood for coronavirus antibodies – 3 questions answered about serological tests and immunity
After your body fights off an infection, antibodies remain in your blood. Two researchers explain how tests identify these antibodies and what the data can be used for.
April 16, 2020 • ~9 min
Tags: covid-19 coronavirus antibodies sars-cov-2 immunity coronavirus-2020 new-coronavirus blood plasma blood-test
What does 'recovered from coronavirus' mean? 4 questions answered about how some survive and what happens next
Officially, not that many people have recovered from the coronavirus. An epidemiologist explains what has to happen for a COVID-19 survivor to get a clean bill of health.
Tags: covid-19 coronavirus immune-system immunity testing recovery cdc immune
Efforts to protect nursing home patients should include moving residents from facilities and increased testing, said Harvard epidemiologist Michael Mina.
Tags: covid-19 coronavirus epidemic harvard-medical-school health-medicine brigham-and-womens-hospital harvard-th-chan-school-of-public-health michael-mina immunity nursing-homes serological-test
Here's what protection from coronavirus looks like.
March 30, 2020 • ~7 min
Tags: covid-19 coronavirus vaccines immunity
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