A comparison of serological techniques for plague surveillance.

  title={A comparison of serological techniques for plague surveillance.},
  author={Angela J. Shepherd and Patricia A. Leman and D. E. Hummitzsch and Robert Swanepoel},
  journal={Transactions of the Royal Society of Tropical Medicine and Hygiene},
  volume={78 6},
Sera collected from 691 dogs and 231 rodents in South Africa were tested in parallel by the passive haemagglutination (PHA) and enzyme-linked immunosorbent assay (ELISA) for antibodies to the Fraction 1 antigen of the plague bacillus (Yersinia pseudotuberculosis subsp. pestis). There was a high degree of correlation between the tests, both in over-all numbers positive and in serum titres. 42 dog sera were positive by PHA and 41 by ELISA, 40 sera being positive by both tests. However, using… CONTINUE READING