Tag: Pestis Yersinia

HISTORY: The genus Yersinia, named after the bacteriologist Alexandre Yersin who first isolated in 1894 the plague bacillus, was proposed in 1944 and formalized in 1974 after the breakup of the genre Pastewella. In 1883 Malassez and Vignal isolated Pasteurella pseudotuberculosis in guinea pigs with pseudo-tuberculous lesions of the liver, spleen, and lymph nodes; this…