África González-Fernández

África González-Fernández

África González-Fernández

Professor of Immunology, director of the Center for Biomedical Research (CINBIO) and former president of the SEI

Reactions of Spanish immunologists to vaccination strategy based on successive boosters in the general population

The director of the Vaccine Strategy of the European Medicines Agency (EMA), Marco Cavaleri, told a press conference on 11 January that "it is not sustainable in the long term to continue giving booster doses every three or four months [to the general population]". Spanish immunologists agree that this is not the right thing to do. In these reactions they explain why.

What we know about the effectiveness of the vaccines against Omicron

The new B.1.1.529 variant, dubbed Omicron, has spread across the globe, with new countries announcing its detection with each passing day. While questions such as whether it is more transmissible are being investigated, the biggest question surrounds its relationship with vaccines - will they cease to be effective, and will this variant escape our immune systems? Several experts answer.

Reaction to the study analysing the generation of specific memory T-cells after vaccination with Pfizer

A study has monitored T-lymphocyte responses to the SARS-CoV-2 spicule in 71 healthy donors who received two doses of Pfizer's vaccine. After up to six months' follow-up, the researchers found that specific memory cells were generated and maintained and persisted for at least six months.