Types of Agglutination Reactions

Antiglobulin (Coombs) test

Types of Agglutination Reactions Agglutination reactions can be broadly divided into three groups: Active/Direct agglutination Passive agglutination Hemagglutination 1. Active agglutination Agglutination reactions where the antigens are found naturally on a particle are known as direct agglutination. In active agglutination, direct agglutination of particulate antigen with specific antibody occurs. Direct bacterial agglutination uses whole pathogens as a source of antigen. …

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