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Related Experiment Video

Updated: Jul 3, 2026

Quantitation of Protein Expression and Co-localization Using Multiplexed Immuno-histochemical Staining and Multispectral Imaging
08:40

Quantitation of Protein Expression and Co-localization Using Multiplexed Immuno-histochemical Staining and Multispectral Imaging

Published on: April 8, 2016

Quantitative multiplexed quantum dot immunohistochemistry.

E Sweeney1, T H Ward, N Gray

  • 1Clinical and Experimental Pharmacology, Paterson Institute for Cancer Research, Wilmslow Road, Manchester, 420 4BX, UK.

Biochemical and Biophysical Research Communications
|July 16, 2008
PubMed
Summary
This summary is machine-generated.

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Researchers developed a new method for simultaneous multiplex immunohistochemistry using quantum dots (QDs). This technique enables rapid, high-throughput biomarker quantification and co-localization in clinical samples, overcoming limitations of sequential staining methods.

Area of Science:

  • Biotechnology
  • Nanotechnology
  • Clinical Diagnostics

Background:

  • Quantum dots (QDs) offer photostability and bright, narrow emission spectra, making them suitable for multiplex immunohistochemistry.
  • Multiplex staining is crucial for biomarker quantification and co-localization in limited clinical samples.
  • Existing sequential QD staining methods are laborious and not suitable for high-throughput applications.

Purpose of the Study:

  • To develop a simultaneous multiplex immunohistochemistry method using quantum dots.
  • To overcome the limitations of laborious sequential staining protocols.
  • To enable rapid, high-throughput biomarker measurement on single tissue sections.

Main Methods:

  • Developed a method using QDs conjugated to biotinylated primary antibodies for simultaneous staining.

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Last Updated: Jul 3, 2026

Quantitation of Protein Expression and Co-localization Using Multiplexed Immuno-histochemical Staining and Multispectral Imaging
08:40

Quantitation of Protein Expression and Co-localization Using Multiplexed Immuno-histochemical Staining and Multispectral Imaging

Published on: April 8, 2016

Multiplex Immunohistochemical Analysis of the Spatial Immune Cell Landscape of the Tumor Microenvironment
06:32

Multiplex Immunohistochemical Analysis of the Spatial Immune Cell Landscape of the Tumor Microenvironment

Published on: August 18, 2023

Multiplex Cyclic Fluorescent Immunohistochemistry
04:21

Multiplex Cyclic Fluorescent Immunohistochemistry

Published on: January 26, 2024

  • Triplexed three antibodies (CD34, Cytokeratin 18, cleaved Caspase 3) in tonsillar tissue.
  • Utilized an 8-hour protocol for multiplex staining and co-localization.

    • Main Results:

    • Successfully demonstrated simultaneous multiplex staining with three antibodies using the developed QD method.
    • Achieved co-localization of CD34, Cytokeratin 18, and cleaved Caspase 3 in distinct cellular compartments.
    • Validated the utility of the method for biomarker measurement in paraffin-embedded tissue sections.

    Conclusions:

    • The novel QD-based simultaneous multiplex staining method is efficient and practical for high-throughput settings.
    • This approach facilitates rapid measurement of multiple co-localized biomarkers on single tissue sections.
    • The method holds significant importance for biomarker validation in clinical trial studies.