Patent · US Active

Method of isolating and detecting exosomal biomarkers of glioblastoma malignancy

US12228573B2 · kind B2 · utility

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Key dates

Filing dateJun 1, 2021
Grant dateFeb 18, 2025
Priority date
Expiry dateMar 11, 2043

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N2333/70596
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Disclosed herein is a method of diagnosing a malignant glioblastoma. The method can comprise of isolating glioma-derived exosomes from a bodily fluid of the subject, and characterizing the amount of Cluster of Differentiation (CD44) and Cluster of Differentiation 133 (CD133) present in the glioma-derived exosomes. This method allows for the diagnosis of a malignant glioblastoma using CD44 and CD133 levels in EGFRviii specific immunocaptured exosomes from bodily fluids, which has previously not been recognized as providing an indication of a glioblastoma.

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