Phenotyping Multiple Subsets of Immune Cells In Situ in Formalin-Fixed, Paraffin-Embedded Tissue Sections

James R Mansfield1, Paul C Guest2, Jared Burks3

  • 1Andor Technology, 5 Millennium Way, Belfast, BT12 7AL, UK. jim@jmansfield.com.

Insights

Psychiatric symptoms can signal somatic illnesses like peripheral tumors, often linked to inflammation. A new multispectral imaging protocol analyzes immune cells and protein expression in tumors to understand these connections.

Area of Science:

  • Oncology
  • Immunology
  • Biomedical Imaging

Background:

  • Somatic illnesses, including peripheral tumors, can manifest with psychiatric symptoms.
  • Biomarker changes related to inflammation and immune response are often observed in these cases.

Purpose of the Study:

  • To introduce a novel multispectral imaging protocol.
  • To enable simultaneous imaging of multiple proteins in tissue sections for cell phenotyping.

Main Methods:

  • Utilizing a multispectral imaging protocol for tissue sections.
  • Simultaneous imaging of multiple proteins to phenotype immune and other cell types.
  • Assessing the spatial organization of cells within peripheral solid tumors and other tissues.

Main Results:

  • The protocol allows for detailed phenotyping of various cell types within tumor microenvironments.
  • It enables the assessment of immune cell distribution and interactions.
  • Spatial organization of cells can be quantitatively analyzed.

Conclusions:

  • Multispectral imaging offers a powerful approach to study the interplay between somatic illnesses, psychiatric symptoms, and the immune system.
  • This method aids in understanding the tumor microenvironment and potential therapeutic targets.

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