Any idea what the implication of this trial result. It appears coronavirus isn't going away and vaccines need to adapt to mutation every year.
The study also found that the vaccine appeared to be 85.6% effective against the U.K. variant, also known as B.1.1.7. A separate phase two study in South Africa showed that the vaccine isn’t nearly as effective against a new strain ravaging that country.
The shot was still considered effective in protecting against the virus, but at an efficacy rate of just 49.4% among 44 Covid-19 cases in South Africa where 90% of the cases contained the troubling new variant, the company said.