Miniature surface-plasmon resonance immunosensors - Rapid and repetitive procedure

Masayasu Suzuki*, Fumihiko Ozawa, Wakako Sugimoto, Shuji Aso

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

38 Scopus citations

Abstract

Miniaturized immunosensors based on surface-plasmon resonance (SPR) have been developed by using the sensor recently developed by Texas Instruments. By using this sensor for human immunoglobulin G (IgG) rapid and repetitive measurements could be performed by alternate injection of sample and glycine-HCl buffer. A sensor for human serum albumin (HSA) could also be developed similarly. One difficulty in immunosensor development is dissociation of the strongly bound antigen-antibody complex. A "regenerable" immunosensor has also been developed for this reason.

Original languageEnglish
Pages (from-to)301-304
Number of pages4
JournalFresenius' Journal of Analytical Chemistry
Volume372
Issue number2
DOIs
StatePublished - 2002

Keywords

  • Biosensor
  • Human IgG
  • Immunosensor
  • Miniaturization
  • SPR

ASJC Scopus subject areas

  • Biochemistry

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