Infection of a vaccinated person is referred to as a “breakthrough” case. Such cases are infrequent, but they raise questions about the long-term efficacy of vaccination. Here we examine some of the available breakthrough data.
When it comes to media and scientific reporting, the B cells have gotten most of the attention – it makes sense, they produce the antibodies in our first wave of defense against COVID-19. But the T cells have a significant role to play and have been disrespected. It is time to give our T-cell mediated immunity a little love.