CPC C12N 1/16 (2013.01) [C12N 2500/34 (2013.01)] | 21 Claims |
1. A culture plate comprising medium which supports microbial growth and comprises a dextrin comprising four or more glucose units linked by α(1→4) glycosidic bonds as a sole carbon source, wherein the culture plate comprises a first zone inoculated with a sta− Saccharomyces cerevisiae strain which produces a pigment upon sugar fermentation, and a second zone adjacent to the first zone and which is not inoculated with a microbe.
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