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A Microfluidic Approach for Studying Piezo Channels.

M M Maneshi1, P A Gottlieb1, S Z Hua1

  • 1State University of New York at Buffalo, Buffalo, NY, United States.

Current Topics in Membranes
|July 22, 2017
PubMed
Summary

Microfluidic devices enable high-throughput screening of Piezo1 channels, crucial for vascular development. This approach analyzes Piezo channel roles and identifies potential drug discovery inhibitors.

Keywords:
High-throughput screeningMechanosensitivityMicrofluidicsPIEZO1Shear stress

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Area of Science:

  • Engineering
  • Biotechnology
  • Cell Biology

Background:

  • Microfluidics integrates engineering, physics, chemistry, and biology for high-throughput screening using low fluid volumes.
  • Microfluidic systems allow controlled study of cellular responses to fluid shear stress, impacting cell growth and differentiation.
  • Piezo1 channels are mechanosensitive ion channels responding to fluid shear stress, vital for vascular development.

Purpose of the Study:

  • To develop a microfluidic approach for analyzing the role of Piezo channels in cells.
  • To establish a high-throughput screening method for drug discovery targeting Piezo channels.
  • To investigate Piezo channel inhibitors using microfluidic cell-based assays.

Main Methods:

  • Utilized microfluidic devices to apply controlled fluid shear stress to cells.
  • Developed a system for high-throughput analysis of Piezo channel activity in response to shear stress.
  • Applied the developed approach to screen for inhibitors of Piezo channels.

Main Results:

  • Demonstrated the capability of the microfluidic approach to analyze Piezo channel function in various cell types.
  • Successfully implemented a high-throughput screening strategy for Piezo channel modulators.
  • Provided detailed information on specific inhibitors affecting Piezo channel activity.

Conclusions:

  • The developed microfluidic platform is effective for studying Piezo channel mechanobiology.
  • This approach offers a valuable tool for accelerating drug discovery targeting Piezo channels.
  • Microfluidics provides a powerful method for understanding cellular responses to mechanical stimuli.