E. coli and a non-lactose fermentation

MacConkey agar inoculated with lactose-fermenting Escherichia coli (at left) and non-lactose-fermenting Proteus (at right). Lactose-fermenting bacteria appear bright pink, while non-lactose-fermenting ...

MacKonkey Agar Medium

 

Klebsiella sp on MacConkey agar

Lactose-fermenter and produces pink mucoid colonies

Culture media for the isolation of pathogenic Bacteria

Klebsiella pneuomoniae mucus colonies

Gram-negative Bacilli of Klebsiella pneumoniae

Klebsiella pneumoniae is a Gram-negative, non-motile, encapsulated, lactose fermenting, facultative anaerobic, rod shaped bacterium found in the normal flora of the mouth, skin, and ...
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