Anthrax vaccines known to result in far less scarring, and greatly reduced mortality, in comparison with the naturally acquired disease. The English physician Edward Jenner (1749–1823) had also discovered (1796) the process of vaccination by using cowpox to give cross-immunity to smallpox and by Pasteur's time this had generally replaced the use of actual smallpox material in inoculation. The difference between smallpox vaccination and anthrax or chicken cholera vaccination was that the weakened form of the latter two disease organisms had been "generated artificially", so a naturally weak form of the disease organism did not need to be found. This discovery revolutionized
London Smallpox Hospital make way for St Pancras railway station. The Hospital was replaced by the Highgate Smallpox and Vaccination Hospital, erected in 1848-1850. London Smallpox Hospital The London Smallpox Hospital, sometimes known as the Middlesex County Hospital for Smallpox and Inoculation, was established in 1745–6 and was said to be the first establishment of its type in Europe. The earliest buildings were in the West End of London, Finsbury and Bethnal Green, but in 1752 it moved to the house formerly occupied by Sir John Oldcastle in Coldbath Fields, admitting patients from 1753. A new hospital in St Pancras was opened in