Marshall A. Barber

Marshall Albert Barber (1868–1953) was a biologist who studied malaria^[1][2][3] affiliated with the Rockefeller Foundation and the University of Kansas. He proposed the technique of microinjection to clone bacteria.^[4] He developed micropipette methods in 1904 for microscopic renal physiology.^[5] He also worked with the U.S. military on public health issues, offering his advice during both World Wars.^[6] He earned three degrees from Harvard.^[6] He graduated from the University of Kansas in 1891, studied for a second bachelor's degree^[6] and a master's degree at Harvard, graduating in 1894, and taught botany and bacteriology at Kansas.^[7] He earned a PhD from Harvard in 1907^[6] and went to the Philippines in 1911. In 1915 he went to Malaysia with the Rockefeller Foundation.^[7] In 1913 while working in Manila he may have been the first to discover mastitis in dairy cattle while experimenting on himself.^[8]