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Assaying Spontaneous Network Activity and Cellular Viability Using Multi-well Microelectrode Arrays.

Jasmine P Brown1, Brittany S Lynch1, Itaevia M Curry-Chisolm1

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

Multi-well microelectrode array (MEA) technology enables high-throughput screening of neural activity and compound effects. This chapter details a multiplexed method for assessing neuroactivity, neurotoxicity, and cell health simultaneously in MEA assays.

Keywords:
Developmental screeningMicroelectrode array (MEA)Neurophysiological methodmwMEA

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Area of Science:

  • Neuroscience
  • Toxicology
  • Biotechnology

Background:

  • Microelectrode array (MEA) technology measures neural activity in vitro.
  • Multi-well MEA (mwMEA) formats enhance throughput for compound screening.
  • Assessing compound effects on cell health alongside neural activity is crucial.

Purpose of the Study:

  • To describe a multiplexed method for MEA-based screening.
  • To enable simultaneous assessment of neuroactivity, neurotoxicity, and cell health.
  • To facilitate rapid characterization of compounds following various exposure types.

Main Methods:

  • Utilizes multi-well microelectrode array (mwMEA) systems.
  • Employs a multiplexed approach within the same well.
  • Describes procedures for acute and developmental exposure screening.

Main Results:

  • The described method allows for combined measurement of neural activity and cell health.
  • Enables high-throughput assessment of compound effects.
  • Provides a framework for evaluating neuroactivity and neurotoxicity.

Conclusions:

  • Multiplexed MEA technology offers an efficient approach for compound characterization.
  • This method supports comprehensive hazard evaluation of chemical compounds.
  • Facilitates integrated assessment of neurophysiological and cellular responses.