Measles immunity testing: Comparison of two measles IgG ELISAs with plaque reduction neutralisation assay

B. J. Cohen*, R. P. Parry, D. Doblas, Dhanraj Samuel, L. Warrener, Nicholas Andrews, David Brown

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

78 Citations (Scopus)

Abstract

Two commercial IgG ELISAs, one based on recombinant nucleocapsid antigen and one based on cell culture grown native virus antigens, were evaluated for measles immunity testing by comparison with plaque reduction neutralisation test (PRNT). Qualitative results of the two ELISAs showed 92% agreement with those of PRNT. The sensitivity of the two ELISAs was 89.6%. False negative ELISA results were obtained in 10% of sera, mainly sera containing low levels of neutralising antibody. The specificity of both ELISAs was 100%. Measles IgG ELISAs perform adequately for immunity testing, correctly identifying seronegative individuals for vaccination.

Original languageEnglish
Pages (from-to)209-212
Number of pages4
JournalJournal of Virological Methods
Volume131
Issue number2
DOIs
Publication statusPublished - Feb 2006

Keywords

  • ELISA
  • Immunity
  • Measles
  • Neutralisation

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