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Related Experiment Video

Updated: Jun 4, 2025

Cell Sorting of Neural Stem and Progenitor Cells from the Adult Mouse Subventricular Zone and Live-imaging of their Cell Cycle Dynamics
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Cell Sorting of Neural Stem and Progenitor Cells from the Adult Mouse Subventricular Zone and Live-imaging of their Cell Cycle Dynamics

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Neuromorphic-enabled video-activated cell sorting.

Weihua He1, Junwen Zhu1, Yongxiang Feng1

  • 1State Key Laboratory of Precision Measurement Technology and Instrument, Department of Precision Instrument, Tsinghua University, Beijing, China.

Nature Communications
|December 31, 2024
PubMed
Summary
This summary is machine-generated.

We developed a neuromorphic-enabled video-activated cell sorter (NEVACS) for high-throughput cell sorting. NEVACS improves accuracy in cell classification by using video data, overcoming limitations of current image-activated cell sorting methods.

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Area of Science:

  • Biotechnology
  • Neuromorphic Engineering
  • Cell Biology

Background:

  • Existing image-activated cell sorting (IACS) methods struggle with 3D information loss and processing latency.
  • Real-time cell sorting requires advanced spatiotemporal characterization capabilities.

Purpose of the Study:

  • To introduce a neuromorphic-enabled video-activated cell sorter (NEVACS) framework.
  • To achieve high-dimensional spatiotemporal characterization and high-throughput particle sorting.

Main Methods:

  • NEVACS utilizes an event camera, CPU, and spiking neural networks on a neuromorphic chip.
  • The framework employs simple microfluidic infrastructures for ease of use.
  • It achieves a sorting throughput of 1000 cells/s with an economical hybrid hardware solution.

Main Results:

  • NEVACS demonstrated high accuracy in classifying red blood cells and spherocytes.
  • Utilizing video data significantly reduced classification error (0.99%) compared to single-frame analysis (19.93%).
  • The system offers a wide field of view for comprehensive particle analysis.

Conclusions:

  • NEVACS overcomes 3D information loss and latency issues in cell sorting.
  • The framework shows significant potential for cell morphology screening and disease diagnosis.
  • NEVACS provides an accurate and efficient solution for advanced cell analysis.