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.

Anna Nagurney, John F. Smith Memorial Professor of Operations Management, University of Massachusetts Amherst • conversation
Sept. 18, 2020 ~10 min

Tags: covid-19 coronavirus vaccines immunity supply-chains cold-chain distribution trucks

A man was reinfected with coronavirus after recovery – what does this mean for immunity?

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?

Megan Culler Freeman, Pediatric Infectious Diseases Fellow, University of Pittsburgh • conversation
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.

Bruce Y. Lee, Professor of Health Policy and Management, City University of New York • conversation
Aug. 24, 2020 ~11 min

Tags: covid-19 coronavirus manufacturing vaccines sars-cov-2 immunity herd-immunity viruses flu-vaccine pharma

Three major scientific controversies about coronavirus

Researchers can't agree on topics such face mask, immunity and number of infections. Here's why.

Manal Mohammed, Lecturer, Medical Microbiology, University of Westminster • conversation
Aug. 7, 2020 ~8 min

Tags: covid-19 antibodies immunity herd-immunity coronavirus-2020 face-masks

Am I immune to COVID-19 if I have antibodies?

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?

William Petri, Professor of Medicine, University of Virginia • conversation
June 12, 2020 ~6 min

Tags: covid-19 immune-system sars-cov-2 immunity immune-response antibody spike-protein

Coronavirus tests are pretty accurate, but far from perfect

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.

Maureen Ferran, Associate Professor of Biology, Rochester Institute of Technology • conversation
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.

Daniel Stadlbauer, Postdoctoral Fellow in Microbiology, Icahn School of Medicine at Mount Sinai • conversation
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.

Tom Duszynski, Director Epidemiology Education, IUPUI • conversation
April 7, 2020 ~7 min

Tags:  covid-19  coronavirus  immune-system  immunity  testing  recovery  cdc  immune

A way to manage surge in nursing home COVID-19 cases

Efforts to protect nursing home patients should include moving residents from facilities and increased testing, said Harvard epidemiologist Michael Mina.

Al Powell • harvard
April 6, 2020 ~8 min

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

Coronavirus: once you have antibodies, are you safe?

Here's what protection from coronavirus looks like.

Connor Bamford, Research Fellow, Virology, Queen's University Belfast • conversation
March 30, 2020 ~7 min

Tags:  covid-19  coronavirus  vaccines  immunity

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