The Bordet–Gengou complement-fixation reaction is the basis of many tests for infection, notably the Wassermann test for syphilis, and reactions for gonococcus infection, glanders, hydatid disease. English translation in Bibel, Milestones in immunology (1988), pp. 268-71.

The cocco-bacillus Haemophilus pertussis, commonly regarded as the causal organism of whooping cough, was at first named “Bordet–Gengou bacillus” after its discoverers. It has later renamed Bordetella pertussis.