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Related Experiment Video

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Laser Capture Microdissection as a Tool to Study Tumor Stroma.

Nicholas R Bertos1, Morag Park2,3,4,5,6

  • 1Rosalind and Morris Goodman Cancer Research Centre, McGill University, Montréal, QC, Canada.

Methods in Molecular Biology (Clifton, N.J.)
|September 2, 2016
PubMed
Summary

Laser capture microdissection (LCM) isolates cells from specific tissue areas for molecular analysis. This method is valuable for studying the tumor microenvironment in breast cancer research.

Keywords:
Arcturus PixCell IIeCell isolationLaser capture microdissectionQuality controlRNA profiling

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Area of Science:

  • Oncology
  • Molecular Biology
  • Biotechnology

Background:

  • Laser capture microdissection (LCM) enables precise isolation of cells from distinct tissue compartments.
  • LCM allows for subsequent DNA, RNA, and protein analysis, facilitating detailed molecular characterization.
  • Its ability to target cells within specific anatomical contexts makes LCM crucial for studying the tumor microenvironment.

Purpose of the Study:

  • To summarize the applications of LCM in biological research.
  • To provide protocols for isolating tumor and stromal cells from frozen breast cancer samples.
  • To focus on sample preparation for RNA characterization using LCM.

Main Methods:

  • Utilizing laser capture microdissection for cell isolation from frozen tissue sections.
  • Developing protocols for isolating tumor cells and associated stromal elements.
  • Implementing methods for preparing samples for downstream RNA analysis.

Main Results:

  • Demonstrated the utility of LCM for isolating specific cell populations from breast cancer tissues.
  • Provided detailed protocols for sample preparation, ensuring integrity for RNA analysis.
  • Highlighted the importance of spatial context in tumor microenvironment investigations.

Conclusions:

  • LCM is a powerful technique for targeted cell isolation in complex tissues like tumors.
  • The presented protocols facilitate RNA-based molecular studies of the tumor microenvironment.
  • LCM significantly enhances the investigation of localized cellular functions within the tumor context.