Detection of cell-affecting agents with a silicon biosensor

J W Parce1, J C Owicki, K M Kercso

  • 1Molecular Devices Corporation, Menlo Park, CA 94025.

Science (New York, N.Y.)
|October 13, 1989
PubMed
Summary

This study introduces a biosensor that detects changes in cellular metabolism by measuring acidic metabolite production in real time. The device uses a flow chamber to house living cells and a potentiometric sensor to monitor pH changes. The researchers show that this setup may detect various chemical and physical agents affecting cells. The biosensor could be useful in both basic science and technological applications. The study highlights the potential of this device to monitor cellular responses and detect subtle changes in acidic metabolite rates.

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