Related Experiment Video
Updated: Dec 3, 2025
09:51
A Microfluidic Platform for High-throughput Single-cell Isolation and Culture
Published on: June 16, 2016
11.9K
Airplug-mediated isolation and centralization of single T cells in rectangular microwells for biosensing
Pavithra Sukumar1, Muhammedin Deliorman1, Ayoola T Brimmo1
1Division of Engineering, New York University Abu Dhabi (NYUAD), P.O. Box 129188, Abu Dhabi, UAE.
Advanced Therapeutics
|October 29, 2020
Summary
This study introduces a novel method using airplugs to center single cells in microwells, improving cytokine detection for T cell research and biotherapeutics.
Area of Science:
- Biotechnology
- Cell Biology
- Biosensing
Background:
- Single-cell analysis is crucial for basic biology, biotherapeutics, and biosensing.
- Isolating individual immune T cells enables multiplex cytokine profiling for therapeutic applications.
- Random cell positioning in microwells introduces bias in temporal cytokine sensing.
Purpose of the Study:
- To eliminate bias in temporal cytokine sensing by precisely localizing single cells.
- To develop a method for aligning cells within microwells relative to sensing elements.
- To enable unbiased, real-time multiplex cytokine detection from single T cells.
Main Methods:
- Utilized in situ formation and release of airplugs for cell localization.
- Employed a chip with 2250 rectangular microwells (500 × 50 × 20 μm³).
- Arranged microwells in 9 rows for high-throughput analysis.
Main Results:
- Achieved 20% efficiency in trapping single T cells per microwell.
- Demonstrated precise cell localization within ±3% of the microwell center.
- Successfully mitigated positional bias in temporal cytokine sensing.
Conclusions:
- The developed airplug-based platform enables accurate and unbiased single-cell cytokine detection.
- This technology supports advanced phenotyping and biotherapeutics studies.
- Provides a foundation for real-time dynamic analysis of single immune cells.
