Results of a new study by the University of Washington and Humabs Biomed showed the antibody levels of people vaccinated with Sinopharm’s vaccine dropped significantly against Omicron compared with the older Covid-19 strain. Photo: AFP
Results of a new study by the University of Washington and Humabs Biomed showed the antibody levels of people vaccinated with Sinopharm’s vaccine dropped significantly against Omicron compared with the older Covid-19 strain. Photo: AFP

Omicron: 2 doses of Sinopharm vaccine offers weak protection against new strain, finds study

  • Researchers from the University of Washington and Humabs BioMed investigated how Omicron might escape immunity from past infections or vaccination
  • Research confirms recent studies finding mutations on the receptor-binding domain of the spike protein led to immunity escape against available vaccines

Topic |   Coronavirus pandemic
Results of a new study by the University of Washington and Humabs Biomed showed the antibody levels of people vaccinated with Sinopharm’s vaccine dropped significantly against Omicron compared with the older Covid-19 strain. Photo: AFP
Results of a new study by the University of Washington and Humabs Biomed showed the antibody levels of people vaccinated with Sinopharm’s vaccine dropped significantly against Omicron compared with the older Covid-19 strain. Photo: AFP
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