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Related Experiment Videos

You won't believe this old test … that does cheap single-cell mutation detection.

Martin Köbel1, Michael S Anglesio2, James D Brenton3

  • 1Department of Pathology and Laboratory Medicine, University of Calgary, Foothills Medical Centre, Calgary, Alberta, Canada.

The Journal of Pathology. Clinical Research
|July 14, 2018
PubMed
Summary

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Researchers validated an immunohistochemistry assay for ARID1A to detect loss-of-function mutations in single cancer cells. This method provides reliable mutational results with spatial context in tissue sections.

Area of Science:

  • Oncology
  • Translational Research
  • Molecular Pathology

Background:

  • Detecting genetic mutations in individual cancer cells is crucial for translational research.
  • Accurate identification of mutations with spatial context is needed for targeted therapies.

Purpose of the Study:

  • To validate an immunohistochemistry assay for ARID1A.
  • To reliably detect loss-of-function mutations in single cells within cancer tissue sections.

Main Methods:

  • Development of an immunohistochemistry assay targeting ARID1A.
  • Orthogonal validation of the assay's performance.
  • Application of the assay to single cells in tissue sections.

Main Results:

  • The validated immunohistochemistry assay reliably identifies ARID1A loss-of-function mutations.
Keywords:
Female reproductive systemImmunohistochemistryMutationOvaryTesting

Related Experiment Videos

  • The assay provides clearly interpretable mutational results.
  • Spatial context of mutations within tissue sections is preserved.

    • Conclusions:

    • The study exemplifies best practices for developing and validating immunohistochemistry assays.
    • This validated assay is a valuable tool for single-cell mutation detection in translational cancer research.