Matière vivante, Bactéries

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.

This organism is commonly isolated in soil and produces antibiotics such as bacitracin, subtilisin, and mycobacillin.

This species of Rhodospirillum is commonly isolated from stagnant water and mud. It is especially interesting because it produces a red pigment and is also capable of photosynthesis.

This organism is often times isolated from food; in large amounts it can cause food poisoning

Isolated from soil. Forms red pigment (best on high carbohydrate medium) and has oval eccentric spores. 

This organism is a common inhabitant of intestinal flora, and can be a major cause of urinary tract infection.

From soil and water rich in minerals. Organism of putrefaction.

This organism is commonly isolated from human nasopharyngeal mucosa

Isolated from milk and cheese products. Can be used to ferment milk. 

Isolated from human nasopharynx, saliva, and sputum. Spontaneously agglutinates in saline.