Of the 330 human sera tested by tube agglutination test, 4 (1.21%) were positive for Brucella canis antibodies with tilers 1:100 or higher (1 reagent with titer of 1:100, 2 reagents with titer of 1:200, and 1 reagent with tiler of 1:400).
Serodiagnosis; Agglutinins; Brucella canis