Klebsiella pneumoniae and Pseudomonas aeruginosa growth characteristics on MacConkey agar. Typical colony morphology and mucoid appearance of klebsiella lactose positive colonies growing on Mac Conkey agar medium.

K.pneumoniae and P.aeruginosa on MacConkey in Petri dish

Klebsiella pneumoniae (lactose positive colonies) and Pseudomonas aeruginosa (lactose negative colonies)
on MacConkey. Cultivation 37°C, 24 hours.