Please below for information on Cat#1.07006.0010
Preparation
1. Fill in the bottle of lyophilisate 5 ml mixture 1:1 of ethanol and sterile distilled water and dissolve the lyophilisate. To prepare 500 ml of Oxford-Listeria-Selective-Agar add the dissolved lyophilisate to the sterile culture medium base cooled to a temperature of 50 °C. Mix homogeneously the selective supplement into the culture medium solution by carefully swirling. pH of the ready-to-use medium: 7.0 ± 0.2
2. Pour the medium into plates and leave to solidify.
Experimental procedure and evaluation
Incubate at 37 °C up to 48 h. Listeria monocytogenes produces brown-green coloured colonies with a black halo (esculin splitting). Further biochemical identification must be done.