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I want to know if they turn Simmons citrate agar blue after 24 hours of incubation.
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I have done a microbial analysis of 50 samples of fresh red pepper sauce for APC, Yeasts and Molds, Enterobacteriaceae, E. coli O157, other E. coli and pH. All samples where collected from what is...
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I prepared serial dilutions from a food sample and plated 1 millilitre of a dilution on VRBGA. After incubation for 20 hours i realised the agar had turned yellow. What could be the cause of this...
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For my study, i want to ascertain whether or not E. Coli O157:H7 is the predominant serotype of EHEC in West Africa, or Africa as a whole.
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