Virology in order to immunize others. In 1717 Lady Mary Wortley Montagu observed the practice in Istanbul and attempted to popularize it in Britain, but encountered considerable resistance. In 1796 Edward Jenner developed a much safer method, using cowpox to successfully immunize a young boy against smallpox, and this practice was widely adopted. Vaccinations against other viral diseases followed, including the successful rabies vaccination by Louis Pasteur in 1886. The nature of viruses however was not clear to these researchers. In 1892, the Russian biologist Dmitry Ivanovsky used a Chamberland filter to try to isolate the bacteria that caused tobacco mosaic
1978 smallpox outbreak in the United Kingdom as few laboratories as possible handling the virus. An official government inquiry into Parker's death was conducted by a panel led by microbiologist R.A. Shooter, and comprising Dr Christopher Booth, Prof. Sir David Evans, J.R. McDonald, Dr David Tyrrell and Prof. Sir Robert Williams, with observers from the World Health Organization (WHO), The Health and Safety Executive and the Trades Union Congress. Shooter's report was debated by Parliament. Since Shooter's "Report of the investigation into the cause of the 1978 Birmingham smallpox occurrence" also played an important role in the court case against the university for breach of safety legislation,