Portland, Oregon 2021-07-28 14:13:12 –
This variant is believed to be responsible for the recent surge in cases of coronavirus.
Studies have shown that a third vaccination, at least 6 months after the second vaccination, produced neutralizing antibodies against the beta and delta mutants.
Pfizer also announced earlier this month that booster testing is scheduled to begin in August.
Earlier this week CDC recommended Even vaccinated people wear masks indoors in some parts of the United States where the coronavirus is rampant due to delta mutations.
The country has an average of more than 57,000 cases per day, 24,000 COVID-19 hospitalizations..
Most new infections in the United States continue among unvaccinated people. However, “breakthrough” infections, which generally cause mild illness, can occur in vaccinated people. When early strains of the virus prevailed, infected but vaccinated individuals were found to have low levels of the virus and were considered unlikely to spread COVID-19 to others, according to the CDC director. Dr. Rochelle Walensky said.
Pfizer says booster shot can help protect against delta variant Source link Pfizer says booster shot can help protect against delta variant