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Related Experiment Videos

Detection of physiologically active compounds using cell-based biosensors.

D A Stenger1, G W Gross, E W Keefer

  • 1Center for BioMolecular Science and Engineering, Code 6910, Naval Research Laboratory, Washington, DC 20375, USA. das@cbmse.nrl.navy.mil

Trends in Biotechnology
|July 14, 2001
PubMed
Summary
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Portable cell-based biosensors use living cells to detect environmental threats like toxicants and pathogens. Advances in stem cell and 3D culture technologies enhance their field applicability for broad-range threat detection.

Area of Science:

  • Biotechnology
  • Environmental Science
  • Sensor Technology

Background:

  • Cell-based biosensors are portable devices utilizing living cells for monitoring.
  • They detect physiological changes triggered by environmental factors such as toxicants and pathogens.

Purpose of the Study:

  • To explore the potential and advancements in cell-based biosensor technology.
  • To highlight applications in environmental monitoring and threat detection.

Main Methods:

  • Utilizing living cells as sensing elements.
  • Employing detection methods like extracellular electrical recordings and optical measurements.
  • Leveraging emerging technologies such as stem cell and 3D culture.

Main Results:

Related Experiment Videos

  • Technical developments are enhancing the feasibility of cell-based biosensors for field use.
  • These biosensors offer potential for broad-range detection of unknown agents.
  • Functional assessment of identified agents is another key application.

Conclusions:

  • Cell-based biosensors are evolving into practical tools for environmental monitoring.
  • Stem cell and 3D culture technologies are crucial for advancing field applications.
  • Future applications include detecting unknown threats and assessing agent functionality.