This is a medium to detect Thermo-Stable-Nuclease from Staphylococcus aureus after heat inactivation of the organism. After boiling and centrifugation the supernatant is placed in a well in the plate and incubated for 4 hours. If present, the enzyme breaks down the DNA in the medium and produces a zone of clearing indicating a positive reaction.
|Shelf Life (days)|
|Storage Temp (°C)|
|Staphylococcus aureus||NCTC 12981||Zone of clearing around inoculation
|Staphylococcus epidermidis||NCTC 13360||No zone of clearing around
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