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Assuring reliable performance of antibiotic assay media
Journal - Association of Official Analytical Chemists
|November 1, 1977
Summary
Ensuring reliable antibiotic testing requires rigorous quality control of microbiological media. Each batch undergoes extensive trials to guarantee accurate and dependable results for over 100,000 annual antibiotic product assays.
Area of Science:
- Microbiology
- Pharmaceutical Analysis
- Quality Control
Background:
- The Microbiological Assay Branch analyzes over 100,000 antibiotic product samples annually.
- This process relies on more than 1000 lb of dehydrated microbiological media.
- Consistent media dependability is crucial for accurate and reliable antibiotic testing.
Purpose of the Study:
- To outline the quality control procedures for microbiological media used in antibiotic analysis.
- To ensure the consistent quality and performance of media for reliable assay results.
Main Methods:
- Each lot of dehydrated media is subjected to pre-purchase trials.
- Trials assess growth support, sensitivity, and physical/behavioral factors.
- Test media performance is evaluated against a control medium using actual antibiotic assays.
Main Results:
- A systematic quality control process is in place for microbiological media.
- Rigorous testing validates media suitability for antibiotic assays.
- Controls minimize variables, allowing for direct appraisal of the medium's performance.
Conclusions:
- The established quality control system ensures the reliability of microbiological media.
- Dependable media are essential for accurate antibiotic product analysis.
- This rigorous approach guarantees the integrity of over 100,000 annual assays.