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Related Experiment Videos

[Antibodies against Auerbach's plexus--studies using antisera with different fluorochromes]

W B Storch1

  • 1Gemeinschaftspraxis für Labormedizin, Mönchengladbach.

Immunitat Und Infektion
|April 1, 1994
PubMed
Summary

Researchers optimized immunofluorescence techniques for detecting autoantibodies against the myenteric plexus (Auerbach

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Area of Science:

  • Neuroimmunology
  • Gastroenterology

Context:

  • Investigating autoimmune responses targeting the enteric nervous system.
  • Understanding the role of autoantibodies in gastrointestinal disorders.

Purpose:

  • To optimize double or triple immunofluorescence methods for detecting human autoantibodies against the myenteric plexus (Auerbach's plexus).
  • To identify the most effective fluorescent labels and antibody fragments for sensitive and stable detection.

Summary:

  • Human sera with autoantibodies against Auerbach's plexus were analyzed using various fluorescently labeled antisera (FITC, DTAF, Texas-red, tetramethylrhodamine, Cy-3, AMCA).
  • Neuronal binding was confirmed using a monoclonal antibody against 68 kDa neurofilament protein.
  • DTAF- and Cy-3-labeled F(ab')2 fragments, after absorption, showed particular suitability due to low fading, enhancing detection reliability.

Impact:

  • Provides optimized protocols for studying autoantibodies in the enteric nervous system.
  • Aids in the diagnosis and understanding of autoimmune conditions affecting the gut.
  • Improves the stability and sensitivity of immunofluorescence assays for neurogastroenterology research.

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