E&O Laboratories Ltd have successfully grown their Culture Media business over the last 30 years to become a leading manufacturer
servicing Microbiology Laboratories , Location in Scotland. Their comprehensive media range is continually expanding into specialised industry sectors as well as aiding the rapid diagnosis of the newest antibiotic resistant bacteria strains.

INDUSTRY SECTORS:
• Clinical, Veterinary & Aquaculture
• Food, Water & Environmental
• Pharmaceutical, Industrial & Cosmetics
• Academia & Research

PRODUCT CATEGORIES:
• Ready-to-use Culture Media – Bottled, Bagged and Plated
• Dehydrated Culture Media & Raw Materials
• Antibiotic Supplements & Reagents
• Fresh Donor Horse & Sheep Blood – Frozen Sterile Filtered Serum

Dehydrated Culture Media products are formulated to supply the required nutrients to allow for the growth of microorganisms. Used in combination with a variety of selective agents and incubation conditions a wide range of specific organisms can be isolated. With careful raw material selection of the various media components E&O can ensure a consistent level of quality and performance. For each formulation the necessary ingredients are accurately weighed, combined and blended together to produce a homogenous powdered product.

OXOID BIOCHEMICAL IDENTIFICATION SYSTEM (O.B.I.S.) MONO

Description
The Oxoid Biochemical Identification System (O.B.I.S.) mono is a rapid colourimetric test for the
determination of D-alanyl aminopeptidase (DALAase). It has been designed for the differentiation of presumptive Listeria species that have been isolated from selective media and plated on to a secondary medium, such as Tryptone Soya Agar (CM0131), for further biochemical testing.

Components of the kit
O.B.I.S. Reaction Sleeves
O.B.I.S. mono Buffer
O.B.I.S. mono Developing Solution
O.B.I.S. mono Test Cards
Instruction Leaflet

Performance
Each batch to perform in accordance with the Performance Characteristics described in the instruction leaflet, subject only to the Limitation of the Test described therein. The positive and negative quality control organisms are used to confirm detection of DALAase activity using the test cards and reagents.
For detailed test procedure refer to instruction leaflet X6501.
Control Organisms DALAase
Listeria monocytogenes NCTC 11994 – ve
Listeria monocytogenes ATCC® 7644 – ve
Listeria innocua ATCC® 33090 + ve

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