Related Experiment Videos
Longevity of dehydrated violet red bile agar
P A Hartman1, P S Hartman, K T Frey
1Department of Bacteriology, Iowa State University, Ames, Iowa 50010.
Applied Microbiology
|February 1, 1975
Summary
Storage conditions did not impact violet red bile agar performance. Plating efficiency remained consistent regardless of storage duration in sealed containers at room temperature.
Area of Science:
- Microbiology
- Food Science
Background:
- Violet red bile agar (VRBA) is a selective culture medium used for enumerating Enterobacteriaceae.
- Maintaining the quality and performance of culture media is crucial for accurate microbiological analysis.
Purpose of the Study:
- To investigate the effect of storage duration on the plating efficiency of violet red bile agar.
- To determine if room temperature storage in sealed containers impacts VRBA performance.
Main Methods:
- Violet red bile agar was stored in sealed containers at room temperature.
- Plating efficiency was assessed at various storage time points.
- Standard microbiological enumeration techniques were employed.
Main Results:
- The length of storage did not significantly affect the plating efficiency of violet red bile agar.
- Consistent performance was observed across different storage durations.
Conclusions:
- Violet red bile agar can be stored at room temperature in sealed containers without compromising its plating efficiency.
- This finding supports extended shelf-life potential for VRBA under specified conditions.