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Updated: Feb 4, 2026

Establishment of a Primary Culture of Patient-derived Soft Tissue Sarcoma
07:55

Establishment of a Primary Culture of Patient-derived Soft Tissue Sarcoma

Published on: April 11, 2018

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Identification of a novel MTAP-RAF1 fusion in a soft tissue sarcoma

J Kevin Hicks1, Evita Henderson-Jackson2, Julia Duggan3

  • 1DeBartolo Family Personalized Medicine Institute, Department of Individualized Cancer Management, H. Lee Moffitt Cancer Center and Research Institute, Tampa, Florida, USA.

Diagnostic Pathology
|October 14, 2018
PubMed
Abstract

Insights

Researchers identified a new MTAP-RAF1 fusion in a soft tissue sarcoma. This finding highlights RAF activation

Area of Science:

  • Oncology
  • Molecular Pathology
  • Genetics

Background:

  • Activating fusions in the RAF gene family are known molecular targets in some soft tissue sarcomas.
  • Further investigation into these genetic alterations is crucial for understanding sarcoma development.

Observation:

  • A novel MTAP-RAF1 fusion was identified in a patient with S100-positive soft tissue sarcoma.
  • The fusion involves the tyrosine kinase domain of RAF1.
  • The sarcoma was a spindle cell neoplasm located in the foot.

Findings:

  • The study describes a previously unreported MTAP-RAF1 activating fusion.
  • This discovery expands the known spectrum of RAF fusions in soft tissue sarcomas.

Implications:

  • RAF activation is implicated in the pathogenesis of certain soft tissue sarcomas.
  • Identifying novel fusions in the MAPK/ERK pathway offers potential for targeted therapies.
  • This research may lead to new precision medicine strategies using kinase inhibitors for sarcoma treatment.
Keywords:
FusionMTAPMolecular diagnosticsNext generation sequencingRAF1Soft tissue sarcoma

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