"live microogranisms"

Ideal for use as a model system, this free-living nematode has biological processes similar to those of other animals. The transparent animal normally inhabits soil.

Produces orange pigments. 

All microbial cultures undergo an extensive quality control program prior to releasing for sale, so they are guaranteed for purity as well as for species.

Isolated from the alimentary tract of cows. Lancefield group D, gamma hemolysis. May be pathogenic in humans. 

Isolated from human urinary tract and wound infections, this organism is identifiable by its characteristic putrefactive odor.

A collection of some of the strains of Escherichia coli needed to grow various coliphages (available separately).

Frequent human isolate. Causes gastroenteritis.

From sewage and human intestine. Causes dysentery. 

All microbial cultures undergo an extensive quality control program prior to releasing for sale, so they are guaranteed for purity as well as for species.

Nitrogen fixation, produces nodules on legume roots. Bacteroids from nodules can be X, Y, and club shapes.