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Updated: Jul 24, 2025

A Microfluidic Chip for the Versatile Chemical Analysis of Single Cells

A Microfluidic Chip for the Versatile Chemical Analysis of Single Cells

Published on: October 15, 2013

Single-Cell Exogenous Gene Transfection Analysis Chip.

Haiyang Xie¹, Xianting Ding²

¹Institute for Personalized Medicine, School of Biomedical Engineering, Shanghai Jiao Tong University, Shanghai, China.

Methods in Molecular Biology (Clifton, N.J.)

|July 10, 2023

Summary

This summary is machine-generated.

We developed a single-cell transfection analysis chip (scTAC) for precise measurement of exogenous gene expression. This method accurately analyzes gene activity in thousands of cells, even with incomplete reporter gene co-expression.

Keywords:

Immunoblotting In situ microchip Incomplete co-expression Single cell Transfection

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Last Updated: Jul 24, 2025

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Area of Science:

Molecular Biology
Cell Biology
Biotechnology

Background:

Accurate profiling of exogenous gene expression is vital for understanding gene function.
Current methods face challenges with incomplete co-expression of target and reporter genes.

Purpose of the Study:

To present a novel method for rapid and accurate analysis of exogenous gene expression at the single-cell level.
To overcome limitations of incomplete co-expression in gene expression studies.

Main Methods:

Development of a single-cell transfection analysis chip (scTAC).
Utilizing in situ microchip immunoblotting for protein expression analysis.
Analyzing gene expression in thousands of individual host cells.

Main Results:

scTAC enables precise assignment of exogenous gene activity to specific transfected cells.
The method allows continuous protein expression acquisition.
Effective analysis even in scenarios with incomplete and low co-expression.

Conclusions:

scTAC provides a powerful tool for high-throughput, accurate analysis of exogenous gene expression.
This technology facilitates deeper insights into gene function in cellular and molecular biology.
scTAC addresses key challenges in current gene expression profiling techniques.