However, some Proteus mirabilis species don't swarm. I've seen quite a few
of these in urinary tract infections lately. It does have the odor, though.
Judy Dilworth, M.T. (ASCP)
Alec Gallagher wrote:
> The simplest way of spotting P. mirabilis is surely by its morphology on
> blood agar - it exhibits characteristic swarming and also has a very
> characteristic smell.