This is a test commonly used when trying to identify Gram-negative enteric bacteria, all of which are glucose fermenters but only some of which produce gas. *Note - broth tubes can be made containing ...

It is therefore suggested as a medium for the primary cultivation of specimens suspected of containing anaerobic bacteria, and for the more convenient study of pure cultures especially with regard to ...

it kills most bacteria, clearing the once cloudy broth. However, if the tube is kept under favorable conditions, the broth ...

In the presumptive test, 9 different tubes of lactose broth with 10 fold variations of the water sample are inoculated. If any lactose-fermenting bacteria grow and produce gas, the medium will turn ...