A hidden immune feature may have spared unvaccinated people from COVID-19 infections - Interesting Engineering

A team of researchers at the University of Gothenburg identified IgA in the respiratory tracts of several of the personnel who didn't catch COVID-19.

A team of researchers from the University of Gothenburg has just taken another step toward understanding how the immune system develops resistance against COVID-19. For six months, the researchers a… [+4851 chars]

full article...