A 14-year study of serum glial fibrillary acidic protein and total tau in premanifest Huntington's

Natalia E. Owen, Zanna J. Voysey, Jonathan A. Holbrook, Maura Malpetti, Clara Le Draoulec, Lennart R. B. Spindler, Anna O. G. Goodman, Alpar S. Lazar, Roger A. Barker

Research output: Contribution to journalArticlepeer-review

Abstract

There is a pressing need for blood biomarkers that can identify Huntington's disease (HD) gene carriers' proximity to manifest disease. We previously examined serial serum neurofilament light (NfL) concentrations in 21 premanifest HD gene carriers and 14 controls over 14 years, finding that NfL demonstrates high prognostic value and distinct longitudinal dynamics in premanifest/transitional HD. Here, we report the corresponding results for serum glial fibrillary acidic protein and total tau, providing the first longitudinal and head-to-head study of these biomarkers in HD. Our findings do not support the utility of these analytes as prognostic biomarkers in premanifest and transitional HD.
Original languageEnglish
Pages (from-to)1296-1301
Number of pages6
JournalAnnals of Clinical and Translational Neurology
Volume12
Issue number6
Early online date21 Apr 2025
DOIs
Publication statusPublished - Jun 2025

Keywords

  • Huntington's disease
  • blood-based biomarkers
  • glial fibrillary acidic protein
  • prognostic biomarkers
  • tau

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