Proteus mirabilis is a Gram-negative, facultatively anaerobic, rod-shaped bacterium. It shows swarming motility and urease activity. P. mirabilis causes 90% of all Proteus infections in humans. It is widely distributed in soil and water.

What does Proteus mirabilis come from?

What is Proteus mirabilis? The bacteria belong to the genus Enterobacteria. They are relatively widespread and occur naturally in human and animal intestines, and throughout in the environment.

Where do you get Proteus mirabilis?

Proteus is found abundantly in soil and water, and although it is part of the normal human intestinal flora (along with Klebsiella species, and Escherichia coli), it has been known to cause serious infections in humans.