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Related Experiment Videos

PTPome-wide functional RNA interference screening methods.

Amanda M Opaluch1, Pedro Aza-Blanc, Torkel Vang

  • 1Burnham Institute for Medical Research, 10901 N. Torrey Pines Road, La Jolla, CA 92037, USA.

Methods (San Diego, Calif.)
|May 29, 2007
PubMed
Summary
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Researchers developed a high-throughput RNA interference assay to screen 87 human protein tyrosine phosphatases (PTPs) for their impact on cell survival, providing a new tool for PTPome research.

Area of Science:

  • Molecular Biology
  • Genomics
  • Cell Biology

Background:

  • The human genome contains 107 known protein tyrosine phosphatases (PTPs).
  • Understanding the PTPome is crucial for deciphering cellular signaling pathways.
  • Previous functional studies have not comprehensively assessed the entire PTP family.

Purpose of the Study:

  • To develop and validate a high-throughput functional assay for assessing PTP activity.
  • To screen a significant portion of the human PTPome for effects on cell survival.
  • To establish a platform for future functional genomics studies of PTPs.

Main Methods:

  • Development of a functional RNA interference (RNAi)-based assay.
  • High-throughput screening of 87 human PTPs.

Related Experiment Videos

  • Evaluation of PTP effects on cell survival.
  • Detailed description of assay design, instrumentation, data analysis, and validation.

    • Main Results:

    • Successfully implemented and validated a high-throughput RNAi assay for PTP functional screening.
    • Evaluated the impact of 87 PTPs on cell survival in a systematic manner.
    • The assay provides a robust platform for unbiased functional analysis of the PTPome.

    Conclusions:

    • The developed RNAi assay is suitable for large-scale functional screening of the human PTPome.
    • This methodology enables unbiased assessment of PTP roles in cell survival.
    • The technology can be adapted for other functional readouts and signaling pathway investigations.