Joe Palca
Stories
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Health
Immune Response In Animals Good News For COVID-19 Vaccine Development
Researchers found that a class of antibodies in a monkey's blood provides protection from COVID-19. If that hold true for humans, a blood test may predict whether a vaccine candidate is working.
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Politics
Coronavirus Update: Government Reaction To Latest Surges Across The U.S.
The White House coronavirus task force briefed reporters on Thursday for the first time in months as the Centers for Disease Control and Prevention warned Americans to avoid travel.
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Health
Pfizer To Seek FDA OK For COVID-19 Vaccine 'Within Days'
Pfizer's COVID-19 vaccine was found 95% effective in an updated study analysis. Safety data required by the Food and Drug Administration showed no serious concerns, the company said.
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Business
Moderna's COVID-19 Vaccine Shines In Clinical Trial
Moderna's COVID-19 vaccine is nearly 95% effective in preventing illness, according to an interim analysis of a clinical test involving 30,000 people.
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Health
As Coronavirus Cases Spike, Hopeful News On The Vaccine Front
Pfizer and partner BioNTech say that their COVID-19 vaccine was 90% effective in a group of 94 volunteers. The companies say it could be submitted for FDA approval this month or next.
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Health
Pfizer Says Experimental COVID-19 Vaccine Is More Than 90% Effective
Pfizer's COVID-19 vaccine is the first to have data showing that it exceeded the minimum effectiveness threshold set by the Food and Drug Administration for emergency use.
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National
Tobacco Plants Contribute Key Ingredient For COVID-19 Vaccine
Here's irony: tobacco plants may be key in preventing COVID-19. Two companies are using the plants to produce proteins for a vaccine. One candidate vaccine is already in a clinical trial.
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Science
How Tobacco Plants May Be Key In Preventing COVID-19
Historically tobacco plants are responsible for their share of illness and death. But two companies are using the plants to produce proteins for a vaccine. One candidate vaccine is in clinical trials.
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Health
Latest COVID-19 Vaccine Timetable Doesn't Include Election Day
Large-scale safety and efficacy trials of experimental vaccines in tens of thousands of volunteers are underway. Answers about the trials are likely to come late this year.
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Health
Some Doctors Surprised By Decision To Treat Trump With Dexamethasone
The president's doctor has offered a fairly upbeat assessment of Trump's condition. But typically, only hospitalized COVID-19 patients in need of oxygen are given the drug.