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[Sample distribution of inner ear fluids in the submicroliter range]
Laryngologie, Rhinologie, Otologie
|January 1, 1987
Summary
A new method simplifies inner ear fluid analysis using nanocap and membrane techniques. This approach efficiently measures, stores, and dispatches small fluid samples, overcoming previous challenges in biochemical analysis.
Area of Science:
- Biochemistry
- Otolaryngology
- Analytical Chemistry
Context:
- Biochemical analysis of inner ear fluids presents significant challenges.
- Handling and measuring minute fluid volumes (0.1 microliter) requires specialized techniques.
- Existing methods for sample collection, storage, and dispatch are often complex and time-consuming.
Purpose:
- To develop a simplified, efficient method for measuring, storing, and dispatching inner ear fluid samples.
- To overcome the limitations of conventional techniques in handling small biological fluid volumes.
- To enable more accessible biochemical analysis of inner ear fluids.
Summary:
- A novel technique utilizes a "nanocap" for precise volume measurement of inner ear fluid.
- Fluid is transferred to cellulose acetate membranes via capillary action for storage and transport.
- Reproducibility was validated using flame photometry, showing low variation coefficients (<3% for standards, <5% for perilymph).
Impact:
- Provides a faster, easier, and more practical approach to inner ear fluid analysis.
- Facilitates biochemical studies requiring small sample volumes.
- Enhances the feasibility of sample handling and analysis in otological research and diagnostics.