For performance testing of TBX, Escherichia coli WDCM 00202 is the strain to be used as a minimum. Escherichia coli WDCM 00202 is not available in the Biosisto collection. If you need this strain, please get in touch with us.
Escherichia coli WDCM 00013 is a strong β-glucuronidase producer, and WDCM 00202 is a weak β-glucuronidase producer.
Lactiplantibacillus plantarum, previously known as Lactobacillus plantarum.
The CRMs are easy to use. Follow the photos step by step. Details, such as concentration, can be found on the Certificate of Analysis Enumeration pour plate method Enumeration spread plate method …
Escherichia coli O.157:H7 and Escherichia coli O.157 (non-VTEC) give a false negative result for Escherichia coli on the CCA, TBX, and RAPID’E.coli 2 Medium because the colonies do not appear characteristic. Colonies of Escherichia coli appear on CCA (Chromogenic Coliform Agars) according to ISO 9308-1 as dark-blue to violet colonies. However, Escherichia coli O.157:H7 doesn’t do …
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