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Related Experiment Video

Updated: May 5, 2026

Cell Squeezing as a Robust, Microfluidic Intracellular Delivery Platform
08:02

Cell Squeezing as a Robust, Microfluidic Intracellular Delivery Platform

Published on: November 7, 2013

12.5K

Cell squeezing as a robust, microfluidic intracellular delivery platform.

Armon Sharei1, Nahyun Cho, Shirley Mao

  • 1Department of Chemical Engineering, Massachusetts Institute of Technology.

Journal of Visualized Experiments : Jove
|December 5, 2013
PubMed
Summary
This summary is machine-generated.

This study details a vector-free microfluidic method for intracellular delivery of materials. The platform uses rapid mechanical cell deformation for efficient delivery, applicable to various cell types and materials.

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Last Updated: May 5, 2026

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Area of Science:

  • Biotechnology
  • Cell Biology
  • Nanotechnology

Background:

  • Intracellular delivery of macromolecules and nanomaterials is challenging.
  • Vector-free methods are sought for applications like immune cell delivery and cell reprogramming.
  • Mechanical deformation offers a promising alternative to traditional delivery techniques.

Purpose of the Study:

  • To provide a detailed method for using a vector-free microfluidic platform for intracellular delivery.
  • To outline device assembly, cell preparation, and system operation for this technology.
  • To offer guidance on optimizing the system for new applications and troubleshooting common issues.

Main Methods:

  • Utilizing a microfluidic platform that employs rapid mechanical deformation of cells.
  • Disrupting the cell membrane to enable cytosolic delivery of target materials.
  • Describing generalizable instructions for device use, applicable across various cell types and delivery materials.

Main Results:

  • Demonstrated potential for delivering macromolecules and nanomaterials into cells.
  • Successfully applied to challenging applications including primary immune cells, cell reprogramming, and nanomaterial delivery (e.g., carbon nanotubes, quantum dots).
  • The method requires minimal optimization and does not necessitate specialized buffers or chemical modifications.

Conclusions:

  • The described microfluidic platform provides an effective, vector-free approach for intracellular delivery.
  • The technology is versatile and adaptable to diverse cell types and delivery payloads.
  • Recommendations for performance enhancement and troubleshooting are provided to ensure successful implementation.