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Principle
The media is composed according to the USP, recommended as an antibiotic assay medium. It is composed of peptone, yeast extract, meat extract (equivalent to beef extract), sodium chloride, dextrose, and agar. Peptone, yeast extract, and meat peptone provide nitrogen, carbon, long-chain amino acids, vitamins, and essential nutrients for the growth of microorganisms. Sodium chloride maintains osmatic balance. Dextrose serves as an energy source. Agar is the solidifying agent.
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