Brucella Antibodies, IgM, Serum


See Also Brucella Antibodies, IgG, Serum


The detection of Brucella specific antibodies of the IgM class is useful in the diagnosis of brucellosis and indicates current or recent infection. Antibodies of the IgG class but not the IgM class are increased during relapse.

Sample Type, Quantity & Conditions

1 ml Serum Stability: 7 Days at 2-8 °C

Special Precautions

Draw sample during the first week of illness and then 3-4 weeks later.

Normal Range

Negative: < 9.0 Index Borderline: 9.0 - 11.0 Index Positive: > 11.0 Index

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