Description
Specifications Table
| Product Name | Blood Agar Plate for Listeria | MP2096I-50PT | Himedia |
|---|---|
| Quantity/Pack Size | 50 plates |
| Form | Pre-poured agar plates |
| Grade | Laboratory grade |
| Application | Listeria detection, microbiology testing |
Product Description
Blood Agar Plate for Listeria | MP2096I-50PT | Himedia is a ready-to-use enriched microbiological culture medium designed to support the cultivation and preliminary examination of Listeria species from microbiological samples. The blood-containing formulation provides a nutrient-rich environment that can support the recovery of Listeria and other organisms with demanding nutritional requirements, while allowing laboratories to observe colony morphology and hemolytic characteristics.
Blood agar is widely used as an enriched medium for the cultivation of a broad range of bacteria. The addition of blood provides additional nutrients and growth factors that can enhance microbial recovery. It also creates a suitable background for observing hemolysis, an important characteristic that may assist in the preliminary differentiation of certain bacterial isolates.
For Listeria examination, observing characteristic colony morphology and hemolytic activity can provide useful preliminary information. Certain Listeria species, including Listeria monocytogenes, may exhibit a narrow zone of beta-hemolysis on blood-containing media. However, hemolytic activity and colony appearance should be considered presumptive characteristics and should be evaluated together with appropriate confirmatory identification procedures.
The MP2096I-50PT format is supplied as a prepared, ready-to-use plate, eliminating the need for laboratories to prepare the agar medium, sterilize it, add blood, and pour individual plates. This can reduce preparation time and simplify routine microbiological workflows while helping maintain consistency between tests.
Blood Agar Plates for Listeria may be useful in food microbiology, clinical microbiology, pharmaceutical quality control, environmental testing, research, and educational laboratories where cultivation and preliminary examination of Listeria isolates are required. They can be incorporated into broader workflows involving sample enrichment, selective isolation, colony examination, and confirmatory identification.
The ready-to-use format can be particularly convenient for laboratories that routinely process multiple microbiological samples. Appropriate aseptic techniques should be used during inoculation, and the plates should be incubated under conditions specified by the applicable validated testing method and manufacturer’s instructions.
Because the appearance of colonies can vary depending on the organism, sample matrix, and culture conditions, results should be interpreted carefully. Suspected Listeria colonies should be confirmed using appropriate biochemical, microscopic, molecular, or other validated identification methods. Culture observations alone should not be considered sufficient for definitive species identification.
For reliable performance, the plates should be stored and handled according to the manufacturer’s recommended conditions. Proper laboratory safety practices should also be followed when handling specimens and cultures. Overall, the Himedia Blood Agar Plate for Listeria provides a convenient ready-to-use enriched medium for microbial cultivation and preliminary observation of characteristics relevant to Listeria examination.
FAQs
What is the shelf life of these Blood Agar Plates for Listeria?
The plates typically have a shelf life of 6-12 months when stored at 2-8°C. Always check the expiration date on the packaging for precise information.
Can these plates detect all Listeria species?
While optimized for Listeria monocytogenes, they support the growth of other Listeria species. Additional tests may be needed for species-level confirmation.
How should I store unused plates?
Keep them refrigerated at 2-8°C in their original packaging. Avoid freezing, as it can compromise the agar integrity.
Are these plates suitable for student labs?
Yes, they’re ideal for educational use. The clear colony characteristics make them excellent for teaching bacterial identification.
What’s the difference between this and regular blood agar?
This formulation includes selective agents that inhibit non-Listeria bacteria, making it more specific for Listeria detection compared to general-purpose blood agar.
