The immune response to omicron in addition to beta, delta, alpha and gamma elevated after the third dose, not solely in individuals who had beforehand been vaccinated with Vaxzevria but in addition in those that had obtained mRNA previously.
AstraZeneca now plans to offer the information it collected to the world’s regulatory authorities, given the rising have to re-vaccinate individuals with the third dose.
This is the primary knowledge revealed by the corporate in reference to its analysis into the third dose of Vaxzevria.
“These essential research present that third doses of Vaxzevria after administration of the 2 preliminary doses of this vaccine – or after the mRNA vaccine or inactivated vaccine – considerably enhance immunity against COVID-19,” mentioned Andrew Pollard, head of the Oxford Vaccine Group.
An in depth British examine final December discovered that the third dose of the AstraZenca vaccine elevated the variety of antibodies when given after two doses of Vaxzevrie or Pfizer’s mRNA-based vaccine. However, this examine additionally confirmed that the very best variety of antibodies after the third dose was generated after the administration of mRNA vaccines from Pfizer and Moderna.
The Vaxzevria vaccine was developed by AstraZeneca in collaboration with Oxford University.
Authors: TASR, mar