Florence B. Seibert

Florence Barbara Seibert was an American biochemist. She is best known for identifying the active agent in the antigen tuberculin as a protein, and subsequently for isolating a pure form of tuberculin, purified protein derivative (PPD), enabling the development and use of a reliable TB test. Seibert has been inducted into the Florida Women's Hall of Fame and the National Women's Hall of Fame.

6 October 1897

Born on the same birth day (6 October): Albert J. Beveridge • Fábio Júnior (footballer, born 1982) • Hendrik Adamson • Jarrod Moseley • Kenny Jönsson • Ko So-young • Matteo Ricci • Paul Popham • Renata Voráčová • Serge Nubret • Vladimir Manchev

Born in the same month (October 1897): Alicja Dorabialska • Billy Walker (footballer, born 1897) • Elijah Muhammad • Erwin von Lahousen • Hans Speidel • Isabel Briggs Myers • Johannes Sikkar • John Baker (RAF officer) • Joseph Goebbels • Juan Ignacio Luca de Tena, 2nd Marquis of Luca de Tena • Karl Olivecrona • Louis Aragon • Louis de Cazenave • M. Bhaktavatsalam • Marcel Herrand • Marjorie Flack • Nathan F. Twining • Salimuzzaman Siddiqui