> The question would be if vaccine followed by covid infection produced more or less spike proteins (and overall health impact) than no vaccine followed by covi

> The question would be if vaccine followed by covid infection produced more or less spike proteins (and overall health impact) than no vaccine followed by covid infection. The answer is "most likely more" given the IgG4 class switch. ( https://www.science.org/doi/10.1126/sciimmunol.ade2798 https://www.science.org/doi/10.1126/sciimmunol.ade2798 ) This is a "stand down" class for allergens, so your body doesn't overreact.