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Related Experiment Video

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Computed Tomography-guided Time-domain Diffuse Fluorescence Tomography in Small Animals for Localization of Cancer Biomarkers
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Cell tracking using gold nanoparticles and computed tomography imaging.

Rinat Meir1, Rachela Popovtzer1

  • 1Faculty of Engineering and the Institute of Nanotechnology and Advanced Materials, Bar-Ilan University, Ramat Gan, Israel.

Wiley Interdisciplinary Reviews. Nanomedicine and Nanobiotechnology
|May 26, 2017
PubMed
Summary
This summary is machine-generated.

Gold nanoparticles (AuNPs) offer a novel method for tracking cell therapies. This nanomedicine approach enables noninvasive monitoring of cell injection, survival, and migration, improving clinical trial consistency.

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Area of Science:

  • Nanomedicine
  • Biotechnology
  • Medical Imaging

Background:

  • Cell-based therapies hold promise for treating diseases unresponsive to conventional medicine.
  • Clinical translation of cell therapies is hindered by inconsistent preclinical and clinical results.
  • Accurate monitoring of cell injection, survival, and migration is crucial for understanding therapeutic outcomes.

Purpose of the Study:

  • To investigate a novel cell-tracking methodology using computed tomography (CT) and gold nanoparticles (AuNPs).
  • To evaluate the potential of AuNPs as contrast agents for noninvasive cell monitoring in vivo.
  • To assess the clinical applicability and cost-effectiveness of this nanodiagnostic approach.

Main Methods:

  • Utilizing gold nanoparticles (AuNPs) as contrast agents for computed tomography (CT) imaging.
  • Labeling various cell types, including stem and immune cells, with AuNPs.
  • Conducting in vivo experiments to demonstrate cell tracking capabilities.

Main Results:

  • AuNPs efficiently labeled diverse cell types without compromising their therapeutic efficacy.
  • Demonstrated noninvasive, quantitative, and longitudinal cell tracking with high sensitivity in vivo.
  • Validated the clinical applicability and cost-effectiveness of AuNP-based CT cell tracking.

Conclusions:

  • AuNP-based CT imaging presents a promising tool for noninvasive cell tracking in research and clinical settings.
  • This methodology can help elucidate inconsistencies in cell therapy studies and improve therapeutic outcomes.
  • The approach offers a cost-effective and sensitive solution for monitoring cell-based interventions.