AAt the Charité, 340 employees were vaccinated against the coronavirus – and not according to the planned vaccination schedule with two doses of a vaccine, but with a mix. An initial evaluation of the data has now been published. It shows which vaccine mix is a good idea. The immune expert Leif Erik Sander heads the Infection Immunology and Vaccine Research research group at the Charité in Berlin. He explains how the study went, what can be learned from it – and which questions are still open.
WORLD: How effective were the antibodies of the mixed vaccinees? According to current knowledge, this is the weak point of vector vaccines when they encounter escape mutants such as B.1.351, which the WHO recently renamed “Beta”.