Modified Duncan Strong (DS) Medium (DM614) is recommended for isolation and differentiation of Clostridium perfringens from other Clostridia from foods on the basis of raffinose fermentation.
Ingredients | Gms / Liter |
Proteose peptone | 15.00 |
Yeast extract | 4.00 |
Sodium thioglycollate | 1.00 |
Disodium phosphate | 10.00 |
Raffinose | 4.00 |
Final pH: 7.8 ± 0.2 at 25°C | |
Formula may be adjusted and/or supplemented as required to meet performance specifications |
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