Edward Jenner
Search who invened penicillin
They took dead cow pox virus and injected it into humans . This developed an immunity in the host.
Edward Jenner (1745)-(1823) he was an English doctor who discovered a way of preventing the smallpox and in doing so, developed the start of vaccination...
A vaccination.
yes...
Edward Jenner
The treatment for smallpox was to get a vaccination.
Edward Jenner did not discover germs, he developed vaccination for smallpox (using cowpox pustules) which was much safer than the inoculation for smallpox (using smallpox pustules) then in use. However he had no idea what actually caused smallpox, only that it was something invisible in the pus from the pustules.
The use of aggressive vaccination.
Yes.
Vaccination
1796
He discovered a vaccination for the smallpox