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e-Phys: a suite of intracellular neurophysiology programs integrating COM (component object model) technologies.

Quoc-Thang Nguyen1, Ricardo Miledi

  • 1Laboratory of Cellular and Molecular Neurobiology, Department of Neurobiology and Behavior, UC Irvine, Irvine, CA 92697-4550, USA. qnguyen@physics.ucsd.edu

Journal of Neuroscience Methods
|September 2, 2003
PubMed
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e-Phys software enhances intracellular recordings with better data management and customizability. This electrophysiology tool facilitated studying clozapine

Area of Science:

  • Neuroscience
  • Computational Biology
  • Pharmacology

Background:

  • Current intracellular recording software has limitations in data management, interoperability, and adaptability.
  • These shortcomings hinder efficient electrophysiology research and data analysis.

Purpose of the Study:

  • To introduce e-Phys, a novel suite of electrophysiology applications designed to overcome existing software limitations.
  • To demonstrate e-Phys's capabilities in data acquisition, management, and analysis for intracellular recordings.
  • To utilize e-Phys to investigate the effects of clozapine on synaptic transmission.

Main Methods:

  • Developed e-Phys using Microsoft Windows Component Object Model (COM) technologies for enhanced data storage and interoperability.
  • Implemented Structured Storage for extensible, hierarchical data files integrated with the Windows shell.

Related Experiment Videos

  • Utilized ActiveX Automation and Distributed COM (DCOM) for seamless data transfer.
  • Integrated ActiveX Scripting (VBScript) for customizable, event-driven acquisition and analysis programs.

    • Main Results:

    • e-Phys provides advanced data management, improved interoperability with other COM-aware applications, and easy customization.
    • The script-based programming environment allows for flexible data acquisition and analysis.
    • e-Phys was successfully employed to study the impact of clozapine on neuromuscular junction synaptic transmission.

    Conclusions:

    • e-Phys offers a robust and adaptable solution for intracellular electrophysiology recordings.
    • The software's architecture supports complex experimental designs and distributed computing.
    • e-Phys facilitates the investigation of drug effects on neural circuits, exemplified by the clozapine study.