‘With six Covid 19 vaccine candidates undergoing final clinical trials, initial data about whether they can protect people from the disease is expected to be available in the next two to three months, assuming all goes well. That gives hope to the possibility that a vaccine could hit the market by early next year...
“Most of the data so far supports the notion that they all do what it says on the tin: induce neutralising antibody and T-cells,” said Daniel Altmann, a professor in the department of medicine at Imperial College London. “But it is a long way from there to proof of safe, long-term, protective immunity.”
Read here (South China Morning Post, August 10, 2020)
