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Modification of the indirect haemagglutination test for amoebiasis
  1. Iris M. Krupp
  1. School of Public Health and Tropical Medicine, Tulane University School of Medicine, New Orleans, Louisiana, USA


    Optimal conditions for carrying out the indirect haemagglutination test with sheep erythrocytes were studied using the microtitre system. The age of the erythrocytes, concentration of reagents, time and temperature of tanning, sensitization, and incubation are described with reference to replication of titres. Sera from patients with amoebic colitis were used to evaluate the test conditions.

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    • 1 This investigation was supported by research grant AI-07374, National Institute of Allergy and Infectious Diseases National Institutes of Health.