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Related Experiment Video

Updated: Jun 4, 2025

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Hyperspectral Metachip-Based 3D Spatial Map for Cancer Cell Screening and Quantification.

Zihan Zhao1,2, Xiaocong Tang1,3, Chang-Yin Ji2

  • 1Advanced Microscopy and Instrumentation Research Center, School of Instrumentation Science and Engineering, Harbin Institute of Technology, Harbin, 150080, China.

Advanced Materials (Deerfield Beach, Fla.)
|December 31, 2024
PubMed
Summary

This study introduces compact terahertz metachips for rapid, label-free screening of human cancer cells. The technology achieves high accuracy and sensitivity for early cancer diagnosis.

Keywords:
3D spatial mapcancer cell detectionmetasurfaces

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Area of Science:

  • Biophysics
  • Terahertz Spectroscopy
  • Nanotechnology

Background:

  • Early cancer detection is crucial for effective treatment.
  • Current diagnostic methods can be time-consuming and require specialized expertise.
  • Hyperspectral imaging offers potential for label-free cellular analysis.

Purpose of the Study:

  • To report compact terahertz metachips for hyperspectral screening and quantitative evaluation of human cancer cells.
  • To demonstrate the metachips' capability for high-throughput and high-sensitivity detection.
  • To present an accessible technology for early cancer diagnosis.

Main Methods:

  • Development of pixelated resonant metachips with a high-quality factor (up to 230) operating at 1-3 THz.
  • Acquisition of high-dimensional spectral signatures through interaction with cancer cells at various concentrations.
  • Transformation of spectral data into spatial maps for labeling and quantification.

Main Results:

  • Experimental screening of up to 15 cancer cell types with 93.33% accuracy.
  • Achieved quantitative concentration sensitivity up to 1320 kHz/cell/mL.
  • Demonstrated low-cost, compact, label-free, and high-throughput detection capabilities.

Conclusions:

  • The developed hyperspectral metachips enable fast, sensitive, and accurate detection and evaluation of human cancer cells.
  • This technology offers a promising, accessible tool for early cancer diagnosis without requiring clinical expertise.
  • The metachips facilitate label-free, high-throughput analysis, advancing cancer screening methodologies.