Oxford researchers say they developed blood test predictor of Covid-19 vaccine efficacy
The efficacy of China's vaccines—plus Beijing's broader influence in Latin America—has sparked concern over the vaccine rollout in the region. Here's what to know about vaccination efforts in Latin America.
Researchers at Oxford University said they have developed a method to predict the efficacy of new #COVID19 vaccines based on a blood test.
It is very unlikely that the virus will mutate to such an extent that it will evade all epitopes. But studies are going on in different places: Govt genome expert Dr Prof Saumitra Das on vaccine efficacy on #deltaplusvariant . #Exclusive @pretasorter
Here’s the key table from @PHE_uk new report on vaccine efficacy against hospitalisation with Delta variant: After 1 dose • Pfizer: 94% effective • AstraZeneca: 71% effective After 2 doses • Pfizer: 96% • AstraZeneca: 92% Full preprint here:
NEW—Interim analysis of Russian#COVID19 #vaccine phase 3 trial involving nearly 20,000 participants suggests a two-dose regimen has an efficacy of 91.6% against symptomatic #COVID19 . No serious adverse events were deemed to be associated with vaccination.
Breaking: Novavax Covid vaccine shows 89% efficacy in UK trials. Half the cases on the trial were the new ‘Kent’variant so this is first vaccine to show it is effective against the new more contagious variant
New: Dr. Anthony Fauci tells me negative data on hydroxychloroquine is now “quite evident”.: “I'm not so sure that it should be banned, but clearly the scientific data is really quite evident now about the lack of efficacy for it,” Fauci said. 1/