One shot in the arm, and the whole body is protected. But how? For one thing, the immune system produces antibodies and cells that patrol the entire organism by traveling through the bloodstream. For another, as shown by a recent Charité—Universitätsmedizin Berlin study of the mRNA coronavirus vaccines, the body builds local immune memory in various organs.
COVID-19 vaccination: How the body builds immune memory in organs
One shot in the arm, and the whole body is protected. But how? For one thing, the immune system produces antibodies and cells that patrol the entire organism by traveling through the bloodstream. For another, as shown by a recent Charité—Universitätsmedizin Berlin study of the mRNA coronavirus vaccines, the body builds local immune memory in various organs.