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Related Experiment Video

Updated: Mar 19, 2026

A Versatile Automated Platform for Micro-scale Cell Stimulation Experiments

A Versatile Automated Platform for Micro-scale Cell Stimulation Experiments

Published on: August 6, 2013

Macrophage secretion heterogeneity in engineered microenvironments revealed using a microwell platform.

Frances Y McWhorter¹, Tim D Smith, Thuy U Luu

¹Department of Biomedical Engineering, University of California Irvine, 2412 Engineering Hall, Irvine, CA 92697, USA. wendy.liu@uci.edu.

Integrative Biology : Quantitative Biosciences From Nano to Macro

|June 14, 2016

Summary

This study introduces a new platform for measuring single cell protein secretion. The technology allows for controlled microenvironments, revealing how cell shape influences cytokine release from macrophages.

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Last Updated: Mar 19, 2026

A Versatile Automated Platform for Micro-scale Cell Stimulation Experiments

A Versatile Automated Platform for Micro-scale Cell Stimulation Experiments

Published on: August 6, 2013

Fabrication of a Multiplexed Artificial Cellular MicroEnvironment Array

Fabrication of a Multiplexed Artificial Cellular MicroEnvironment Array

Published on: September 7, 2018

A Microfluidic Platform for High-throughput Single-cell Isolation and Culture

A Microfluidic Platform for High-throughput Single-cell Isolation and Culture

Published on: June 16, 2016

Area of Science:

Cell Biology
Biotechnology
Immunology

Background:

Secreted proteins are crucial for cell population responses.
Traditional methods lack single-cell resolution and microenvironmental control.
Existing single-cell technologies have limited microenvironment manipulation.

Purpose of the Study:

To develop a single-cell cytokine detection platform with controlled microenvironments.
To investigate the impact of microenvironmental cues on single-cell protein secretion.
To explore the relationship between cell shape and cytokine secretion.

Main Methods:

Developed a novel microwell-based platform for single-cell cytokine detection.
Controlled physical and adhesive microenvironmental parameters.
Validated the platform using macrophages stimulated with varying dosages and substrates.
Assessed the influence of cell shape on secreted cytokine levels.

Main Results:

The platform successfully detected cytokine secretion from individual macrophages.
Demonstrated that varying soluble stimulation and substrate stiffness affects secretion.
Showed that macrophage cell shape significantly impacts single-cell cytokine release.
Validated the ability to control the cellular microenvironment.

Conclusions:

The developed microwell system enables precise control over the cellular microenvironment for single-cell analysis.
This platform provides quantitative insights into dynamic protein secretion at the single-cell level.
The technique is broadly applicable for studying secreted products from various adherent cell types.
Cell shape is a critical factor influencing single-cell immune responses.