This is in contrast to Streptococcus species, whose growth is selected against ... This is a test commonly used when trying to identify Gram-negative enteric bacteria, all of which are glucose ...

2) To phenotypically characterize multi-drug-resistant Gram-negative bacteria such as Escherichia coli, Klebsiella pneumoniae, proteus species, Citrobacter species, Salmonella and Shigella isolated ...