Smallpox vaccine


May 28, 2022

The smallpox vaccine was the first successful vaccine developed, having been introduced by Edward Jenner in 1796. The development of the technique resulted from the observation made by Jenner that women who sold cow's milk were not attacked by smallpox since they had previously been infected by it. cowpox, which showed that inoculation with cowpox, much more benign, protected against smallpox. The word "vaccine" is derived from Variolae vaccinae, the smallpox of cattle, the term coined by Jenner to designate cowpox and used in the title of his work An inquiry into the causes and effects of Variolae vaccinae, known by the name of cow pox. The vaccine was inoculated using a bifurcated needle.