They are saying that targeting can be not exclusive for example an antibody that targets the spikes might also bind with the receptors they connect too. Then t

They are saying that targeting can be not exclusive for example an antibody that targets the spikes might also bind with the receptors they connect too. Then there is the question of https://en.m.wikipedia.org/wiki/Antibody-dependent_enhancement https://en.m.wikipedia.org/wiki/Antibody-dependent_enhanceme...