Bacteria
Bacillus
Bordatella
Borrelia
Brucella
Campylobacter
Chlamydia
Chlamydophila
Clostridium
Corynebacterium
Enterococcus
Escherichia
Francisella
Haemophilus
Helicobacter
Legionella
Leptospira
Listeria
Mycobacterium
Mycoplasma
Neisseria
Proprionibacterium
Pseudomonas
Rickettsia
Salmonella
Shigella
Staphylococcus
Streptococcus
Treponema
Vibrio
Yersinia