In many ways the biology of S. Gallinarum infection is more akin to S. Typhimurium infection of the mouse than the chicken. In common with S. Gallinarum in the chicken, murine infection with S. Typhimurium results in a severe systemic 'typhoid-like' infection.
Full Text. The Progressive Era was a period of widespread social activism and political reform across the United States, from the 1890s to 1920s. The main objective of the Progressive movement was eliminating corruption in government. The movement primarily targeted political machines and their bosses.
In the 1940s typically historians saw the Progressive Era as a prelude to the New Deal and dated it from 1901 (when Roosevelt became president) to the start of World War I in 1914 or 1917.s part of this tradition of maternal activism, the Progressive-era General Federation supported a range of causes from the pure food and drug administration to public health care for mothers and children to a ban on child labor, each of which looked to the state to help implement their vision of social justice.