On this day in 1970, Sam Sheppard, a doctor convicted of murdering his pregnant wife in a trial that caused a media frenzy in the 1950s, dies of liver failure. After a decade in prison, Sheppard was released following a re-trial.
Official Immunity Law and Legal Definition. Official immunity is a discretionary immunity from personal liability that is granted to public officers for tortious acts and omissions. It is a personal immunity accorded to a public official from liability to anyone injured by actions that are the consequence of exerting official authority.
Humoral immunity. (Science: immunology) a form of immunity whereby b lymphocytes and plasma cells produce antibodies to foreign agents (antigens) and stimulate t lymphocytes to attack them (cellular immunity). These antibodies also stimulate the release of chemical mediators (for example interferon, complement) which enhance antigen destruction.