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A modified creatine sucrose medium for differentiation of species in Penicillium subgenus Penicillium
1CSIRO Division of Food Science and Technology, North Ryde, N.S.W., Australia.
Abstract:
The creatine sucrose agar originally described by Frisvad was modified by varying the sucrose and creatine concentrations and pH over a wide range. After extensive tests with commonly occurring species in Penicillium subgenus Penicillium, a new formulation was derived, which is termed neutral creatine sucrose agar. This medium produced eight different reactions among the 20 species tested, and hence has the potential to be a very useful taxonomic medium for species in this difficult subgenus.
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