Systematic Bacteriology

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1. Staphylococcus genus
- S. aureus
- S. epidermidis
- S. saprophyticus

2. Streptococcus genus and Enterococcus genus
- Streptococcus pyogens (S. pyogenes and S. agalactiae) and streptococci of the viridans group
- S. pneumoniae
- Enterococcus genus

3. Clostridium genus and Bacillus genus
- C. tetani
- C. botulinum
- C. perfringens
- C. difficile
- Bacillus genus: B. anthracis and B. cereus

4. Corynebacterium genus and Listeria genus
- C. diphteriae
- L. monocytogenes

5. Neisseria genus
- N. gonorrhoeae
- N. meningitidis

6. Enterobacteriaceae family
- Salmonella genus
- Shigella genus
- Escherichia genus: E. coli
- Yersinia genus: Y. enterocolítica and Y. pseudotuberculosis, Y. pestis

7. Vibrio genus, Campylobacter genus and Helicobacter genus
- V. cholerae, V. parahaemolyticus
- C. jejuni
- H. pylori

8. Haemophilus genus and Bordetella genus
- H. influenzae
- B. pertussis

9. Legionella genus
- L. pneumophila

10. Brucella genus and Francisella
- Brucella genus: Brucellosis
- Francisella genus: F. tularensis

11. Strict gram-negative aerobic bacteria and opportunistic anaerobic bacteria
- Pseudomonas genus
- opportunistic enterobacteria
- Moraxella genera
- Acinetobacter
- Aeromonas
- Plesiomonas

12. Strict opportunistic anaerobic bacteria
- Gram-negative bacteria: Veillonella, Bacteroides, Leptotrichia and Fusobacterium genera.
- Gram-positive bacteria: Propionibacterium, Eubacterium, Peptococcus and Peptostreptococcus genera.

13. Spirochaetes
- Treponema genus. T. pallidum
- Borrelia genus. B. burgdorferi
- Leptospira genus. L. interrogans

14. Mycobacterium genus, Nocardia genus and Actinomyces genus
- M. tuberculosis, M. leprae
- Atypical mycobacteria: Nocardia genus, Actinomyces genus

15. Mycoplasma genus and Ureaplasma genus
- M. pneumoniae
- Ureaplasma genus

16. Rickettsia genus and Coxiella genus
- Rickettsia genus: R. conori
- Coxiella genus: C. burnetii

17. Chlamydia genus
- C. trachomatis
- C. psittaci
- C. pneumoniae