Brief19
Daily Review of Covid-19 Research and Policy
by Doctors on the Frontlines


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Moderna Vaccine Shows Reduced Activity Against South Africa B.1.351, Brazil (P.1), and California (B.1.427/B.1.429) Coronavirus Variants. However, it Remains Highly Active Against U.K. B.1.1.7 Variant

As vaccination rates go up and hospitalizations go down, there is finally reason for optimism in ending the covid-19 pandemic. But variants of SARS-CoV-2 could substantially impede our progress. Scientists are rushing to study whether antibodies generated by the currently authorized vaccines offer...

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Oxford/AstraZeneca Fails to Prevent Mild to Moderate Covid-19 From B.1.351 (“South Africa”) Variant

The rise of variants of SARS-CoV with alterations at the key spike protein, notably the “South Africa” variant (B.1.351), has posed potential challenges to the covid-19 vaccines. Many have expressed worry regarding the possibility of reduced efficacy of the currently available coronavirus vaccines,...

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Major NIH-Funded Trial of Convalescent Plasma in Covid-19 Outpatients Stopped Early Due to Futility

In another blow to convalescent plasma, the much-hyped proposed treatment for covid-19, the "Convalescent Plasma in Outpatient with COVID-19," or "C3PO" trial has stopped recruiting new patients and has been halted early, Brief19 has learned. 

The...

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Facebook’s Approach to Covid-19 and Vaccine Misinformation

Editor’s note: Here at Brief19, we are committed to fighting medical disinformation, one briefing at a time. But what are the heavy-hitters of the internet and social media space doing to stop harmful stories from going viral? To learn more, we invited two Misinformation Policy Managers at Facebook...

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An in-depth analysis of Biden’s proposed stimulus package

The covid-19 pandemic has caused human suffering and economic consequences. The notion that one should be prioritized over the other is fundamentally flawed logic. There cannot be economic security (or a recovery) as long as covid-19 is spreading through the country as it is today.

Called "The...

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Johnson & Johnson publishes early data for its covid-19 vaccine candidate. The vaccine is a few months behind the mRNA options but may eventually offer advantages

The past month has been a busy one on the coronavirus vaccine front. With the US FDA granting emergency authorization of the Pfizer and Moderna covid-19 shots, rollouts have begun among healthcare workers and other high-risk persons. We've been able to examine data from both of these mRNA vaccines...

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Moderna vaccine phase III trial results released in New England Journal of Medicine

The phase III randomized double-blinded multi-center trial of the Moderna vaccine against SARS-CoV-2 has now been published.The trial enrolled 30,420 volunteers, randomly assigned to receive either two doses of the vaccine 28 days apart or a...

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Phase III SARS-CoV-2 vaccine trial results appear in a medical journal for the first time

Vaccines are hoped to be the cornerstone in helping to control the covid-19 pandemic. Vaccination outside of clinical trial settings began in the United Kingdom yesterday and will likely begin in the United States next week, assuming that the US Food and Drug Administration grants emergency use...

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New trial of convalescent plasma for covid-19 falls flat, another setback for hyped treatment

Is convalescent plasma the miracle treatment we were promised? The answer in the latest published clinical trial appears to be no. This is more worrisome news for a proposed treatment that has been bandied about and for which the US Food and Drug Administration granted emergency use authorization,...

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