BBCNEWS Breakfast November 20, 2021 09:24:00
Ay4.2, there is evidence that air is slightly more transmissible that even the original delta. i think ay4.2 now accounts for about 14.7% of cases sequence in england, so it is catching up. when you look at if it evades vaccines, that box is green. in other words, there is no evidence at the moment that the vaccines we are using is not effective in the face of ay4.2. in the world study all the studies suggest there to protect against severity, hospitalisation and mortality. i think brian can be reassured that the vaccines he has received, even with this new member of the delta family, are stil...