Two-dose COVID-19 vaccines induce lower antibodies against Omicron variant, U.K. study finds

U.K. researchers analyzing blood samples from participants who were given doses from AstraZeneca-Oxford or Pfizer-BioNTech find two-doses of COVID-19 vaccines induce lower antibodies against the Omicron variant

regimens do not induce enough neutralizing antibodies against the Omicron coronavirus variant, British scientists found, indicating that increased infections in those previously infected or vaccinated may be likely.

The results come a day after British Prime Minister Boris Johnson warned that two shots will not be enough to contain, following findings from the U.K. health agency last week that boosters significantly restore protection against the variant.

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