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Updated: Feb 24, 2026

Capture and Release of Viable Circulating Tumor Cells from Blood
Published on: October 28, 2016
Nanomaterials for the Capture and Therapeutic Targeting of Circulating Tumor Cells
Zhenjiang Zhang1, Michael R King1
1Department of Biomedical Engineering, Vanderbilt University, Nashville, TN 37235 USA.
Abstract:
Circulating tumor cells are a hallmark of cancer metastasis which accounts for approximately 90% of all cancer-related deaths. Their detection and characterization have significant implications in cancer biology and clinical practice. However, CTCs are rare cells and consist of heterogeneous subpopulations, requiring highly sensitive and specific techniques to identify and isolate them with high efficiency. Nanomaterials, with unique structural and functional properties, have shown strong promise to meet the challenging demands. In this review, we discuss CTC capture and therapeutic targeting, emphasizing the significance of the nanomaterials being used for this purpose. The next generation of therapy for metastatic cancer may well involve capturing and even directly neutralizing CTCs using nanomaterials.
Insights
Nanomaterials offer a promising solution for capturing rare circulating tumor cells (CTCs), crucial for understanding metastasis and developing new cancer therapies. This approach could revolutionize cancer treatment by enabling direct neutralization of these deadly cells.
Area of Science:
- Oncology
- Materials Science
- Biotechnology
Background:
- Metastasis, driven by circulating tumor cells (CTCs), causes ~90% of cancer deaths.
- Detecting and characterizing CTCs is vital for cancer biology and clinical applications.
- The rarity and heterogeneity of CTCs necessitate highly sensitive and specific isolation techniques.
Purpose of the Study:
- To review the application of nanomaterials in capturing and therapeutically targeting circulating tumor cells (CTCs).
- To highlight the significance of nanomaterials in addressing the challenges of CTC detection and isolation.
- To explore the potential of nanomaterials in next-generation metastatic cancer therapies.
Main Methods:
- Review of current literature on nanomaterial applications for CTC capture.
- Analysis of nanomaterial properties relevant to CTC detection and isolation.
- Discussion of therapeutic strategies involving nanomaterial-mediated CTC targeting.
Main Results:
- Nanomaterials exhibit unique properties suitable for sensitive and specific CTC capture.
- Various nanomaterial-based strategies show promise for efficient CTC isolation.
- Nanomaterials can be engineered for direct therapeutic intervention against CTCs.
Conclusions:
- Nanomaterials are pivotal in advancing CTC detection, isolation, and characterization.
- The development of nanomaterial-based therapies holds significant potential for treating metastatic cancer.
- Future cancer therapies may involve nanomaterial-enabled capture and neutralization of circulating tumor cells.
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