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The array biosensor: portable, automated systems.

Frances S Ligler1, Kim E Sapsford, Joel P Golden

  • 1Center for Bio/Molecular Science & Engineering, Washington, DC 20375, USA. Frances.Ligler@nrl.navy.mil

Analytical Sciences : the International Journal of the Japan Society for Analytical Chemistry
|January 11, 2007
PubMed
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The NRL Array Biosensor offers rapid, sensitive detection of multiple targets from complex samples. Its unique design enables parallel analysis of controls and unknowns, advancing applications in diagnostics and safety.

Area of Science:

  • Biomedical Engineering
  • Analytical Chemistry
  • Surface Chemistry

Background:

  • Array-based detection methods are advancing, but few systems offer minimal sample preparation and matrix effect assessment.
  • The NRL Array Biosensor addresses these limitations for simultaneous multi-target, multi-sample analysis.

Purpose of the Study:

  • To develop a novel array biosensor system for rapid and sensitive detection of multiple targets.
  • To enable quantitative assessment of matrix effects and parallel analysis of controls and unknowns.

Main Methods:

  • Utilized advances in surface chemistry, microfluidics, and data analysis.
  • Developed a two-dimensional array configuration for parallel sample and control analysis.
  • Explored alternative recognition molecules (peptides, sugars) for broader target detection.

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Main Results:

  • Demonstrated utility in diverse applications including food safety, disease diagnosis, immune response monitoring, and homeland security.
  • Achieved rapid and sensitive detection of multiple targets from complex samples.
  • The system is being transitioned for commercial manufacturing.

Conclusions:

  • The NRL Array Biosensor provides a versatile platform for multi-target detection with minimal sample preparation.
  • Its parallel analysis capability and adaptability enhance its utility across various critical fields.
  • The biosensor is poised for commercial application, indicating its practical significance.