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Table 1 Summary of the collection contents by genus and time

From: The Murray collection of pre-antibiotic era Enterobacteriacae: a unique research resource

  Collection Sequenced
  Total strains Unique inc. equivalence groups Years of isolation Total strains Unique inc. equivalence groups Years of isolation
Salmonella 361 222 1917 - 1952 174 127 1917 - 1946
E. coli/Shigella 256 174 1917 - 1954 140 121 1917 - 1954
Klebsiella 42 30 1920 - 1949 35 26 1920 - 1949
Proteus 18 16 1919 - 1940 14 12 1919 - 1940
Other sp. 6 6 1920 - 1940 7 6 1935 - 1940
Total 683 447a   370 291a  
  1. aThese totals affected by an equivalence group containing both Klebsiella (M45) and Escherchia/Shigella (M162). inc. - including