The Pfizer/BioNTech Covid-19 vaccine seems to be working in opposition to the brand new highly-contagious coronavirus variants detected in Britain and South Africa, in line with the early findings of a examine by Pfizer.
The vaccine has confirmed to be efficient in opposition to numerous coronavirus strains, together with these with the N501Y mutation that makes the virus much more contagious, a brand new, not but peer-reviewed examine by Pfizer and the College of Texas Medical Department signifies.
These mutations have been detected in strains quickly spreading throughout the UK and South Africa, and have already spilled into different international locations as nicely.
“It was a really reassuring discovering that at the very least this mutation, which was one of many ones persons are most involved about, doesn’t appear to be an issue” a high Pfizer scientist, Phil Dormitzer, stated as quoted by AP.
Whereas the vaccine seems to work in opposition to all of the variants of the virus it has been examined on, Pfizer researchers say a brand new pressure would possibly nonetheless emerge that may render it ineffective.
“So we’ve now examined 16 completely different mutations, and none of them have actually had any important affect. That’s the excellent news,” Dormitzer said. “That doesn’t imply that the 17th received’t.”
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Fears Covid vaccines ‘could also be ineffective in opposition to South African mutation’
As mass roll-outs of coronavirus vaccines have begun in international locations all over the world, newly detected strains have raised considerations that the vaccines would possibly already be ineffective. Thus far, nonetheless, numerous vaccine builders say their merchandise are working in opposition to the brand new strains.
In late December, the builders of Russia’s Sputnik V vaccine stated it “has repeatedly proven its effectiveness, regardless of earlier mutations within the S-protein,” and stays “extremely efficient” in opposition to the brand new strains in addition to different variants of the coronavirus.
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