direct agglutination


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Related to direct agglutination: indirect agglutination

direct agglutination

The formation of an insoluble network of antigens and their antibodies, when the antigen is mixed with specific antiserum. Direct agglutination reactions are used, for example, in typing blood or in assessing the presence of antibodies against microorganisms.
See also: agglutination
References in periodicals archive ?
Nongovermnent healthcare providers and Government of Southern Sudan--administered healthcare facilities thus had to confirm suspected kala-azar by direct agglutination test before they could receive a supply of the first-line treatment--sodium stibogluconate--from WHO through Pharmaciens sans Frontieres.
The AUW Biomedical Research Laboratory (ABRL), as the WHO and Federal Ministry of Health focal institution, has produced two batches of Direct Agglutination Test (DAT) Antigen used for diagnosis of Kala-azar in Sudan.
6-8) Serum antibodies have been detected using direct agglutination tests.

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