Identification of Novel Antigens Recognized by Serum Antibodies in Bovine Tuberculosis

  • Konstantin P. Lyashchenko
  • , Adrian Grandison
  • , Karen Keskinen
  • , Alina Sikar-gang
  • , Paul Lambotte
  • , Javan Esfandiari
  • , Gregory C. Ireton
  • , Aarthy Vallur
  • , Steven G. Reed
  • , Gareth Jones
  • , H. Martin Vordermeier
  • , Judy R. Stabel
  • , Tyler C. Thacker
  • , Mitchell V. Palmer
  • , W. Ray Waters
  • , Patricia P. Wilkins (Editor)

Research output: Contribution to journalArticlepeer-review

19 Citations (Scopus)

Abstract

Bovine tuberculosis (TB), caused by Mycobacterium bovis, remains an important zoonotic disease posing a serious threat to livestock and wildlife. The current TB tests relying on cell-mediated and humoral immune responses in cattle have performance limitations. To identify new serodiagnostic markers of bovine TB, we screened a panel of 101 recombinant proteins, including 10 polyepitope fusions, by a multiantigen print immunoassay (MAPIA) with well-characterized serum samples serially collected from cattle with experimental or naturally acquired M. bovis infection. A novel set of 12 seroreactive antigens was established. Evaluation of selected proteins in the dual-path platform (DPP) assay showed that the highest diagnostic accuracy (∼95%) was achieved with a cocktail of five best-performing antigens, thus demonstrating the potential for development of an improved and more practical serodiagnostic test for bovine TB.
Original languageEnglish
Article numbere00259-17
Number of pages9
JournalClinical and Vaccine Immunology
Volume24
Issue number12
DOIs
Publication statusPublished - 05 Dec 2017

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