An antibody is a protein used by the immune system to identify and neutralise foreign objects like bacteria and viruses. Each antibody recognises a specific antigen unique to its target. Production of antibodies is referred to as the humoral immune system.
Rudolf Ludwig Carl Virchow was born on October 13, 1821 in the town of Schivelbein, in the German Kingdom of Prussia. Today the town is called Åwidwin and lies in Poland. His father was Carl Christian Siegfried Virchow, a farmer, and town treasurer of Schivelbein; his mother was Johanna Maria Hesse.
Vladimir Ilyich Lenin (Russian: Ð²Ð»Ð°Ð´Ð¸Ð¼Ð¸Ñ Ð¸Ð»ÑÐ¸Ñ Ð»ÐµÐ½Ð¸Ð½), born Vladimir Ilyich Ulyanov (Russian: Ð²Ð»Ð°Ð´Ð¸ÌÐ¼Ð¸Ñ Ð¸Ð»ÑÐ¸ÌÑ ÑÐ»ÑÑÐ½Ð¾Ð²) (22 April 1870 (10 April (O.S.)) â 21 January 1924) was a Russian revolutionary, the leader of the Bolshevik communist party, the first Premier of the Soviet Union and the main theorist of Leninism.ladimir Ilyich Lenin (Russian: Ð²Ð»Ð°Ð´Ð¸Ð¼Ð¸Ñ Ð¸Ð»ÑÐ¸Ñ Ð»ÐµÐ½Ð¸Ð½), born Vladimir Ilyich Ulyanov (Russian: Ð²Ð»Ð°Ð´Ð¸ÌÐ¼Ð¸Ñ Ð¸Ð»ÑÐ¸ÌÑ ÑÐ»ÑÑÐ½Ð¾Ð²) (22 April 1870 (10 April (O.S.)) â 21 January 1924) was a Russian revolutionary, the leader of the Bolshevik communist party, the first Premier of the Soviet Union and the main theorist of Leninism.