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(Photo : Photo by Jane Barlow - WPA Pool/Getty Images) Clinical support technician Douglas Condie extracts viruses from swab samples so that the genetic structure of a virus can be analysed and identified in the coronavirus testing laboratory at Glasgow Royal Infirmary, on February 19, 2020 in Glasgow, Scotland. According to The New York Times' latest report, the FDA posted its analyses online to show their Johnson and Johnson COVID-19 vaccine findings. The health agency stated that it had 72% overall efficacy against the U.S. COVID-19 variant.  On the other hand, FDA confirmed that it had ...

Pfizer Inc. and BioNTech SE have released new research and data that shows the COVID-19 vaccine they developed creates high immunity after only one dose and can be successfully stored in regular freezers rather than ultracold temperatures.

Fauci: U.S. Sticking with 2-Dose Vaccine Regimen Two of these briefs, one that appeared in New England Journal of Medicine, suggested that single dose of the Pfizer-BioNTech vaccine could be around 90% effective between two and four weeks after the first dose. Together with previous findings that a single Moderna vaccine dose provides 92.1% efficacy against SARS-CoV-2 infection, investigators said it’s time to defer the second dose so more people can get protected with the vaccines. Anthony Fauci, MD, who directs the National Institute of Allergy and Infectious Diseases, weighed in on the...

Oxford University to test Covid-19 vaccine response in children Although clinical trial data are encouraging, real-world evidence with regard to the COVID-19 vaccine remains scarce. In particular, response to the vaccine among those previously infected with SARS-CoV-2 is still not completely understood. Researchers from Bar-Ilan University and Ziv Medical Center now report preliminary evidence that people previously infected with the virus responded very strongly to one dose of the Pfizer vaccine, regardless of when they were infected and whether or not they had detectable antibodies against ...

Amid the shortage of COVID-19 vaccines, some new research offers a potential way to free up supply: give people who have recovered from the virus just one dose instead of two.