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Updated: May 20, 2026

Labeling Stem Cells with Fluorescent Dyes for non-invasive Detection with Optical Imaging
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Published on: April 2, 2008

Labeling and imaging mesenchymal stem cells with quantum dots.

Maria C Collins1, Philip R Gunst, Wayne E Cascio

  • 1Department of Cardiovascular Sciences, East Carolina Heart Institute, East Carolina University Brody School of Medicine, Greenville, NC, USA.

Methods in Molecular Biology (Clifton, N.J.)
|July 14, 2012
PubMed
Summary

Quantum Dots (QDs) enable long-term tracking of Mesenchymal Stem Cells (MSCs) for transplantation research. This study details a QD labeling technique for tracking MSCs in vivo, overcoming current limitations.

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Area of Science:

  • Biomedical Engineering
  • Cell Biology
  • Nanotechnology

Background:

  • Mesenchymal stem cells (MSCs) are multipotent adult stem cells investigated for therapeutic transplantation.
  • Current methods for tracking transplanted MSCs in vivo are limited, hindering long-term functional studies.

Purpose of the Study:

  • To develop and demonstrate a reliable method for labeling and tracking Mesenchymal Stem Cells (MSCs) using Quantum Dots (QDs).
  • To overcome limitations in current in vivo cell tracking techniques for regenerative medicine applications.

Main Methods:

  • Labeling of Mesenchymal Stem Cells (MSCs) with Quantum Dots (QDs).
  • Intracellular distribution analysis of QDs within labeled MSCs using laser scanning confocal fluorescent microscopy.

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Labeling hESCs and hMSCs with Iron Oxide Nanoparticles for Non-Invasive in vivo Tracking with MR Imaging
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Labeling hESCs and hMSCs with Iron Oxide Nanoparticles for Non-Invasive in vivo Tracking with MR Imaging

Published on: March 31, 2008

Generation and Labeling of Murine Bone Marrow-derived Dendritic Cells with Qdot Nanocrystals for Tracking Studies
07:34

Generation and Labeling of Murine Bone Marrow-derived Dendritic Cells with Qdot Nanocrystals for Tracking Studies

Published on: June 2, 2011

Related Experiment Videos

Last Updated: May 20, 2026

Labeling Stem Cells with Fluorescent Dyes for non-invasive Detection with Optical Imaging
07:42

Labeling Stem Cells with Fluorescent Dyes for non-invasive Detection with Optical Imaging

Published on: April 2, 2008

Labeling hESCs and hMSCs with Iron Oxide Nanoparticles for Non-Invasive in vivo Tracking with MR Imaging
09:06

Labeling hESCs and hMSCs with Iron Oxide Nanoparticles for Non-Invasive in vivo Tracking with MR Imaging

Published on: March 31, 2008

Generation and Labeling of Murine Bone Marrow-derived Dendritic Cells with Qdot Nanocrystals for Tracking Studies
07:34

Generation and Labeling of Murine Bone Marrow-derived Dendritic Cells with Qdot Nanocrystals for Tracking Studies

Published on: June 2, 2011

Main Results:

  • Successful labeling of MSCs with QDs was achieved.
  • Intracellular QD distribution within MSCs was visualized and confirmed.
  • QDs demonstrate resistance to chemical and metabolic degradation, ensuring long-term cell tracking.

Conclusions:

  • Quantum Dots (QDs) provide a photostable and durable labeling solution for tracking Mesenchymal Stem Cells (MSCs) in vitro and in vivo.
  • This QD-based labeling technique facilitates long-term functional studies of transplanted MSCs, advancing regenerative medicine research.