[JPost] - Passive immunization is when you are given antibodies formed by another patient who got the disease and developed them. An active vaccine, in contrast, is when you are injected with a dead or weakened version of a virus that tricks your immune system into thinking that you’ve had the disease, and your immune system creates antibodies to protect you.
Actually, nowadays, such antibodies can be produced by the kilogram industrially. See
https://www.technologyreview.com/2020/08/03/1005946/eli-lilly-is-testing-a-way-to-prevent-covid-19-thats-not-a-vaccine/ |