Protocol for phenotyping mouse myeloid and lymphoid cells by mass cytometry

Laura Morin1, Brice Autier2, Patrice Hemon3

  • 1University Rennes, INSERM, EHESP, IRSET (Institut de recherche en santé, environnement et travail) - UMR_S 1085, 35000 Rennes, France.

STAR Protocols
|March 11, 2025
PubMed

Insights

This study details a protocol for immunophenotyping mouse immune cells using Cytometry by Time-Of-Flight (CyTOF). The method is applicable to various tissues and conditions, comparing fresh and cryopreserved samples.

Area of Science:

  • Immunology
  • Cell Biology
  • Biotechnology

Background:

  • Cytometry by Time-Of-Flight (CyTOF) is an advanced flow cytometry method.
  • Metal-tagged antibodies enable high-dimensional immunophenotyping.
  • Accurate immune cell profiling is crucial in health and disease.

Purpose of the Study:

  • To present a detailed protocol for mouse immune cell phenotyping using CyTOF.
  • To cover myeloid and lymphoid cell populations from multiple tissues.
  • To compare sample processing of fresh versus cryopreserved tissues.

Main Methods:

  • Protocol development for antibody labeling and titration.
  • Standardized tissue dissociation techniques for lung, spleen, and lavage samples.
  • Staining procedures for CyTOF analysis.

Main Results:

  • Established a robust CyTOF protocol for diverse mouse immune cell subsets.
  • Demonstrated comparability of staining from fresh and cryopreserved tissues.
  • Provided a comprehensive guide for immunophenotyping.

Conclusions:

  • The presented CyTOF protocol offers a reliable method for comprehensive mouse immune cell analysis.
  • This protocol facilitates research in both healthy and pathologic conditions.
  • The method is adaptable for various tissue types and sample preservation states.

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