How effective is the first shot of the Pfizer or Moderna vaccine?

The vaccine rollout is underway, but what happens if there is a supply disruption? Would it be feasible to change strategy and give more people a first dose? An expert analyzes the data.

William Petri, Professor of Medicine, University of Virginia • conversation
March 19, 2021 ~4 min

Vaccinated and ready to party? Not so fast, says the CDC, but you can gather with other vaccinated people

Millions of vaccinated people have been waiting for guidelines on what they can do safely. The CDC says it's OK to gather with other vaccinated people, but it's still best to avoid travel.

William Petri, Professor of Medicine, University of Virginia • conversation
March 9, 2021 ~4 min


Immune interference – why even 'updated' vaccines could struggle to keep up with emerging coronavirus strains

Researchers are closely watching the coronavirus mutants to make sure vaccines can be adjusted if necessary. But scientists don't know whether vaccines will be effective in those already vaccinated.

Matthew Woodruff, Instructor, Lowance Center for Human Immunology, Emory University • conversation
March 8, 2021 ~9 min

Can vaccinated people still spread the coronavirus?

You've been vaccinated; can you now safely see your friends and family? New research hints that vaccinated people may be less likely to transmit the coronavirus, but they are not 100% in the clear.

Deborah Fuller, Professor of Microbiology, University of Washington • conversation
Feb. 26, 2021 ~7 min

What a squeezed rubber ducky suggests about the lingering effects of vaccine misinformation

Vaccine hesitancy will not go away fast. In fact, there are parallels in the physical world to how quickly or slowly an object returns to its normal state.

Feng Fu, Assistant Professor of Mathematics, Dartmouth College • conversation
Feb. 4, 2021 ~8 min

Can Biden fix the vaccine mess? An expert says yes

The COVID-19 vaccine rollout has fallen far short of President Trump's promises. President Biden says he can fix that. Can he?

Margaret Riley, Professor of Law, Public Health Sciences, and Public Policy, University of Virginia • conversation
Jan. 27, 2021 ~9 min

Your corner pharmacy – joining the front lines of the COVID-19 fight

Two pharmacists involved in COVID-19 vaccine preparation explain the role pharmacists are poised to play in expanding vaccine access.

Danielle Mayer, Assistant Professor, Department of Pharmacy Practice, Jefferson College of Pharmacy, Thomas Jefferson University • conversation
Jan. 25, 2021 ~7 min

Americans have unrealistic expectations for a COVID-19 vaccine

Two in five Americans say they don't want a COVID-19 vaccine, which is a problem. Finding out what Americans do want from a vaccine might help.

Matt Motta, Assistant Professor of Political Science, Oklahoma State University • conversation
Jan. 13, 2021 ~9 min


Vaccine delays reveal unexpected weak link in supply chains: A shortage of workers

The shipment of goods to suppliers has become technologically sophisticated. Delays in getting out the COVID-19 vaccine to people show that the breakdowns come down to something more basic.

Anna Nagurney, John F. Smith Memorial Professor of Operations Management, University of Massachusetts Amherst • conversation
Jan. 8, 2021 ~10 min

Why it matters that the coronavirus is changing – and what this means for vaccine effectiveness

A new strain of the SARS-CoV-2 virus that causes COVID-19 appears to be spreading fast in the the UK. What does this mean for vaccine developers and vaccinations?

David Kennedy, Assistant Professor of Biology, Penn State • conversation
Dec. 22, 2020 ~6 min

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