Toll-like receptor 3 (TLR3) variant and NLRP12 mutation confer susceptibility to a complex clinical presentation

Yuval Tal*, Yaarit Ribak, Aya Khalaila, Oded Shamriz, Nofar Marcus, Adar Zinger, Vardiella Meiner, Ronen Schuster, Eli C. Lewis, Amit Nahum

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

10 Scopus citations

Abstract

Genetic aberrations in the toll-like receptor (TLR)3 pathway are associated with increased susceptibility to herpes simplex virus (HSV) infections. Leucine-rich repeat and PYD-containing protein (NLRP)12 is a component of the inflammasome apparatus, which is critical to an immediate innate inflammatory response. Aberrations in NLRP12 have been shown to mediate auto-inflammation. In this study, we present a 44-year old patient with severe HSV esophagitis and Crohn's disease. An immune and genetic investigation confirmed two coinciding genetic mutations in TLR3 and NLRP12. Our findings support conducting laboratory workup that targets TLR3 pathway in the immunocompetent host developing recurrent HSV infections.

Original languageEnglish
Article number108249
JournalClinical Immunology
Volume212
DOIs
StatePublished - Mar 2020
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2019 Elsevier Inc.

Keywords

  • Autoinflammation
  • Crohn's disease
  • Herpes simplex esophagitis
  • Herpes simplex virus (HSV)
  • Leucine-rich repeat and PYD-containing protein (NLRP12)
  • NACHT domain
  • NLRP12
  • TLR3
  • Toll-like receptor

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