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Table 2 Basic biochemical and metabolic profiles of field Brucella spp. from Zimbabwe.

From: Characterization of some Brucella species from Zimbabwe by biochemical profiling and AMOS-PCR

Brucella isolate Biochemical properties Growth on TSA in the presence of dyes
reference no. Cat Oxi a Ure Mot Ind MZN T 20 T 40 BF 20
B1 + + + - - + - - +
B4 + + + - - + - - +
B5 + + + - - + - - +
B6 + + + - - + - - +
B7 + + + - - + - - +
B8 + + + - - + - - +
B9 + + + - - + - - +
B10 + + + - - + + + +
B12 + + + - - + - - +
B14 + + + - - + - - +
B15 + + + - - + - - -
B16 + + + - - + - - +
B20 + + + - - + - - -
B21 + + + - - + - - +
  1. Cat, Catalase; Oxi, Oxidase, Ure; Urea hydrolysis; Mot, Motility test (+ = motile, - = non-motile); Ind, Indole production; MZN, Modified Ziehl Neelsen stain; TSA, Tryptone Soya agar; T20, 20 μl/ml thionin; T40, 40 μl/ml thionin; BF20, 20 μl/ml basic fuchsin; + = positive test result; - = negative test result.
  2. aUrea hydrolysis = All isolates positive within 2 hours of culture