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Further use of deoxyribonuclease in a screening test for Serratia
  1. Harry R. Elston,
  2. James H. Elston
  1. Microbiology Research Laboratory, Veterans Administration Hospital, Omaha, Nebraska, U.S.A.


    The deoxyribonuclease (DNase) test is useful in classifying Serratia bacilli and in differentiating it from the Hafnia group, E. cloacae, and E. liquefaciens. It is recommended as a differential test in enteric bacteriology because of its specificity, the convenience of its use, and the rapidity with which it can be performed.

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